# Runtime

> langgraph → Runtime

## Classes

- [`ExecutionInfo`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo)
- [`ServerInfo`](https://reference.langchain.com/python/langgraph/runtime/ServerInfo)
- [`RunControl`](https://reference.langchain.com/python/langgraph/runtime/RunControl)
- [`Runtime`](https://reference.langchain.com/python/langgraph/runtime/Runtime)
- [`ErrorCode`](https://reference.langchain.com/python/langgraph/errors/ErrorCode)
- [`GraphBubbleUp`](https://reference.langchain.com/python/langgraph/errors/GraphBubbleUp)
- [`GraphDrained`](https://reference.langchain.com/python/langgraph/errors/GraphDrained)
- [`GraphRecursionError`](https://reference.langchain.com/python/langgraph/errors/GraphRecursionError)
- [`InvalidUpdateError`](https://reference.langchain.com/python/langgraph/errors/InvalidUpdateError)
- [`GraphInterrupt`](https://reference.langchain.com/python/langgraph/errors/GraphInterrupt)
- [`NodeInterrupt`](https://reference.langchain.com/python/langgraph/errors/NodeInterrupt)
- [`ParentCommand`](https://reference.langchain.com/python/langgraph/errors/ParentCommand)
- [`EmptyInputError`](https://reference.langchain.com/python/langgraph/errors/EmptyInputError)
- [`TaskNotFound`](https://reference.langchain.com/python/langgraph/errors/TaskNotFound)
- [`NodeError`](https://reference.langchain.com/python/langgraph/errors/NodeError)
- [`NodeCancelledError`](https://reference.langchain.com/python/langgraph/errors/NodeCancelledError)
- [`NodeTimeoutError`](https://reference.langchain.com/python/langgraph/errors/NodeTimeoutError)
- [`LangGraphDeprecationWarning`](https://reference.langchain.com/python/langgraph/warnings/LangGraphDeprecationWarning)
- [`LangGraphDeprecatedSinceV05`](https://reference.langchain.com/python/langgraph/warnings/LangGraphDeprecatedSinceV05)
- [`LangGraphDeprecatedSinceV10`](https://reference.langchain.com/python/langgraph/warnings/LangGraphDeprecatedSinceV10)
- [`LangGraphDeprecatedSinceV11`](https://reference.langchain.com/python/langgraph/warnings/LangGraphDeprecatedSinceV11)
- [`GraphInterruptEvent`](https://reference.langchain.com/python/langgraph/callbacks/GraphInterruptEvent)
- [`GraphResumeEvent`](https://reference.langchain.com/python/langgraph/callbacks/GraphResumeEvent)
- [`GraphCallbackHandler`](https://reference.langchain.com/python/langgraph/callbacks/GraphCallbackHandler)
- [`ToolOutputMixin`](https://reference.langchain.com/python/langgraph/types/ToolOutputMixin)
- [`TaskPayload`](https://reference.langchain.com/python/langgraph/types/TaskPayload)
- [`TaskResultPayload`](https://reference.langchain.com/python/langgraph/types/TaskResultPayload)
- [`CheckpointTask`](https://reference.langchain.com/python/langgraph/types/CheckpointTask)
- [`CheckpointPayload`](https://reference.langchain.com/python/langgraph/types/CheckpointPayload)
- [`ValuesStreamPart`](https://reference.langchain.com/python/langgraph/types/ValuesStreamPart)
- [`UpdatesStreamPart`](https://reference.langchain.com/python/langgraph/types/UpdatesStreamPart)
- [`MessagesStreamPart`](https://reference.langchain.com/python/langgraph/types/MessagesStreamPart)
- [`CustomStreamPart`](https://reference.langchain.com/python/langgraph/types/CustomStreamPart)
- [`CheckpointStreamPart`](https://reference.langchain.com/python/langgraph/types/CheckpointStreamPart)
- [`TasksStreamPart`](https://reference.langchain.com/python/langgraph/types/TasksStreamPart)
- [`DebugStreamPart`](https://reference.langchain.com/python/langgraph/types/DebugStreamPart)
- [`GraphOutput`](https://reference.langchain.com/python/langgraph/types/GraphOutput)
- [`RetryPolicy`](https://reference.langchain.com/python/langgraph/types/RetryPolicy)
- [`TimeoutPolicy`](https://reference.langchain.com/python/langgraph/types/TimeoutPolicy)
- [`CachePolicy`](https://reference.langchain.com/python/langgraph/types/CachePolicy)
- [`Interrupt`](https://reference.langchain.com/python/langgraph/types/Interrupt)
- [`StateUpdate`](https://reference.langchain.com/python/langgraph/types/StateUpdate)
- [`PregelTask`](https://reference.langchain.com/python/langgraph/types/PregelTask)
- [`CacheKey`](https://reference.langchain.com/python/langgraph/types/CacheKey)
- [`PregelExecutableTask`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask)
- [`StateSnapshot`](https://reference.langchain.com/python/langgraph/types/StateSnapshot)
- [`Send`](https://reference.langchain.com/python/langgraph/types/Send)
- [`Command`](https://reference.langchain.com/python/langgraph/types/Command)
- [`Overwrite`](https://reference.langchain.com/python/langgraph/types/Overwrite)
- [`GraphRunStream`](https://reference.langchain.com/python/langgraph/stream/run_stream/GraphRunStream)
- [`AsyncGraphRunStream`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncGraphRunStream)
- [`SubgraphRunStream`](https://reference.langchain.com/python/langgraph/stream/run_stream/SubgraphRunStream)
- [`AsyncSubgraphRunStream`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncSubgraphRunStream)
- [`ProtocolEvent`](https://reference.langchain.com/python/langgraph/stream/_types/ProtocolEvent)
- [`StreamTransformer`](https://reference.langchain.com/python/langgraph/stream/_types/StreamTransformer)
- [`StreamMux`](https://reference.langchain.com/python/langgraph/stream/_mux/StreamMux)
- [`ValuesTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/ValuesTransformer)
- [`CustomTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/CustomTransformer)
- [`UpdatesTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/UpdatesTransformer)
- [`MessagesTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/MessagesTransformer)
- [`LifecyclePayload`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecyclePayload)
- [`LifecycleTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecycleTransformer)
- [`SubgraphTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/SubgraphTransformer)
- [`CheckpointsTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/CheckpointsTransformer)
- [`DebugTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/DebugTransformer)
- [`TasksTransformer`](https://reference.langchain.com/python/langgraph/stream/transformers/TasksTransformer)
- [`StreamChannel`](https://reference.langchain.com/python/langgraph/stream/stream_channel/StreamChannel)
- [`MessageGraph`](https://reference.langchain.com/python/langgraph/graph/message/MessageGraph)
- [`MessagesState`](https://reference.langchain.com/python/langgraph/graph/message/MessagesState)
- [`StateGraph`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph)
- [`CompiledStateGraph`](https://reference.langchain.com/python/langgraph/graph/state/CompiledStateGraph)
- [`StateNodeSpec`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec)
- [`BranchSpec`](https://reference.langchain.com/python/langgraph/graph/_branch/BranchSpec)
- [`UIMessage`](https://reference.langchain.com/python/langgraph/graph/ui/UIMessage)
- [`RemoveUIMessage`](https://reference.langchain.com/python/langgraph/graph/ui/RemoveUIMessage)
- [`ReplayState`](https://reference.langchain.com/python/langgraph/_internal/_replay/ReplayState)
- [`StrEnum`](https://reference.langchain.com/python/langgraph/_internal/_runnable/StrEnum)
- [`RunnableCallable`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable)
- [`RunnableSeq`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableSeq)
- [`PregelScratchpad`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad)
- [`AsyncQueue`](https://reference.langchain.com/python/langgraph/_internal/_queue/AsyncQueue)
- [`Semaphore`](https://reference.langchain.com/python/langgraph/_internal/_queue/Semaphore)
- [`SyncQueue`](https://reference.langchain.com/python/langgraph/_internal/_queue/SyncQueue)
- [`TypedDictLikeV1`](https://reference.langchain.com/python/langgraph/_internal/_typing/TypedDictLikeV1)
- [`TypedDictLikeV2`](https://reference.langchain.com/python/langgraph/_internal/_typing/TypedDictLikeV2)
- [`DataclassLike`](https://reference.langchain.com/python/langgraph/_internal/_typing/DataclassLike)
- [`DeprecatedKwargs`](https://reference.langchain.com/python/langgraph/_internal/_typing/DeprecatedKwargs)
- [`AnyValue`](https://reference.langchain.com/python/langgraph/channels/any_value/AnyValue)
- [`EphemeralValue`](https://reference.langchain.com/python/langgraph/channels/ephemeral_value/EphemeralValue)
- [`NamedBarrierValue`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValue)
- [`NamedBarrierValueAfterFinish`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValueAfterFinish)
- [`Topic`](https://reference.langchain.com/python/langgraph/channels/topic/Topic)
- [`BaseChannel`](https://reference.langchain.com/python/langgraph/channels/base/BaseChannel)
- [`LastValue`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValue)
- [`LastValueAfterFinish`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValueAfterFinish)
- [`UntrackedValue`](https://reference.langchain.com/python/langgraph/channels/untracked_value/UntrackedValue)
- [`BinaryOperatorAggregate`](https://reference.langchain.com/python/langgraph/channels/binop/BinaryOperatorAggregate)
- [`DeltaChannel`](https://reference.langchain.com/python/langgraph/channels/delta/DeltaChannel)
- [`entrypoint`](https://reference.langchain.com/python/langgraph/func/entrypoint)
- [`final`](https://reference.langchain.com/python/langgraph/func/entrypoint/final)
- [`ManagedValue`](https://reference.langchain.com/python/langgraph/managed/base/ManagedValue)
- [`IsLastStepManager`](https://reference.langchain.com/python/langgraph/managed/is_last_step/IsLastStepManager)
- [`RemainingStepsManager`](https://reference.langchain.com/python/langgraph/managed/is_last_step/RemainingStepsManager)
- [`StreamMessagesHandler`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandler)
- [`StreamMessagesHandlerV2`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandlerV2)
- [`NodeBuilder`](https://reference.langchain.com/python/langgraph/pregel/main/NodeBuilder)
- [`Pregel`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel)
- [`SyncAsyncFuture`](https://reference.langchain.com/python/langgraph/pregel/_call/SyncAsyncFuture)
- [`WritesProtocol`](https://reference.langchain.com/python/langgraph/pregel/_algo/WritesProtocol)
- [`PregelTaskWrites`](https://reference.langchain.com/python/langgraph/pregel/_algo/PregelTaskWrites)
- [`Call`](https://reference.langchain.com/python/langgraph/pregel/_algo/Call)
- [`LazyAtomicCounter`](https://reference.langchain.com/python/langgraph/pregel/_algo/LazyAtomicCounter)
- [`ChannelWriteEntry`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteEntry)
- [`ChannelWriteTupleEntry`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteTupleEntry)
- [`ChannelWrite`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWrite)
- [`PregelProtocol`](https://reference.langchain.com/python/langgraph/pregel/protocol/PregelProtocol)
- [`StreamProtocol`](https://reference.langchain.com/python/langgraph/pregel/protocol/StreamProtocol)
- [`RemoteException`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteException)
- [`RemoteGraph`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteGraph)
- [`Submit`](https://reference.langchain.com/python/langgraph/pregel/_executor/Submit)
- [`BackgroundExecutor`](https://reference.langchain.com/python/langgraph/pregel/_executor/BackgroundExecutor)
- [`AsyncBackgroundExecutor`](https://reference.langchain.com/python/langgraph/pregel/_executor/AsyncBackgroundExecutor)
- [`ChannelRead`](https://reference.langchain.com/python/langgraph/pregel/_read/ChannelRead)
- [`PregelNode`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode)
- [`FunctionNonLocals`](https://reference.langchain.com/python/langgraph/pregel/_utils/FunctionNonLocals)
- [`NonLocals`](https://reference.langchain.com/python/langgraph/pregel/_utils/NonLocals)
- [`FuturesDict`](https://reference.langchain.com/python/langgraph/pregel/_runner/FuturesDict)
- [`PregelRunner`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner)
- [`StreamToolCallHandler`](https://reference.langchain.com/python/langgraph/pregel/_tools/StreamToolCallHandler)
- [`Edge`](https://reference.langchain.com/python/langgraph/pregel/_draw/Edge)
- [`TriggerEdge`](https://reference.langchain.com/python/langgraph/pregel/_draw/TriggerEdge)
- [`PregelLoop`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop)
- [`SyncPregelLoop`](https://reference.langchain.com/python/langgraph/pregel/_loop/SyncPregelLoop)
- [`AsyncPregelLoop`](https://reference.langchain.com/python/langgraph/pregel/_loop/AsyncPregelLoop)

## Functions

- [`get_runtime()`](https://reference.langchain.com/python/langgraph/runtime/get_runtime)
- [`create_error_message()`](https://reference.langchain.com/python/langgraph/errors/create_error_message)
- [`get_sync_graph_callback_manager_for_config()`](https://reference.langchain.com/python/langgraph/callbacks/get_sync_graph_callback_manager_for_config)
- [`get_async_graph_callback_manager_for_config()`](https://reference.langchain.com/python/langgraph/callbacks/get_async_graph_callback_manager_for_config)
- [`ensure_valid_checkpointer()`](https://reference.langchain.com/python/langgraph/types/ensure_valid_checkpointer)
- [`interrupt()`](https://reference.langchain.com/python/langgraph/types/interrupt)
- [`get_config()`](https://reference.langchain.com/python/langgraph/config/get_config)
- [`get_store()`](https://reference.langchain.com/python/langgraph/config/get_store)
- [`get_stream_writer()`](https://reference.langchain.com/python/langgraph/config/get_stream_writer)
- [`transformer_requires_async()`](https://reference.langchain.com/python/langgraph/stream/_types/transformer_requires_async)
- [`convert_to_protocol_event()`](https://reference.langchain.com/python/langgraph/stream/_convert/convert_to_protocol_event)
- [`add_messages()`](https://reference.langchain.com/python/langgraph/graph/message/add_messages)
- [`push_message()`](https://reference.langchain.com/python/langgraph/graph/message/push_message)
- [`push_ui_message()`](https://reference.langchain.com/python/langgraph/graph/ui/push_ui_message)
- [`delete_ui_message()`](https://reference.langchain.com/python/langgraph/graph/ui/delete_ui_message)
- [`ui_message_reducer()`](https://reference.langchain.com/python/langgraph/graph/ui/ui_message_reducer)
- [`recast_checkpoint_ns()`](https://reference.langchain.com/python/langgraph/_internal/_config/recast_checkpoint_ns)
- [`patch_configurable()`](https://reference.langchain.com/python/langgraph/_internal/_config/patch_configurable)
- [`patch_checkpoint_map()`](https://reference.langchain.com/python/langgraph/_internal/_config/patch_checkpoint_map)
- [`merge_configs()`](https://reference.langchain.com/python/langgraph/_internal/_config/merge_configs)
- [`patch_config()`](https://reference.langchain.com/python/langgraph/_internal/_config/patch_config)
- [`get_callback_manager_for_config()`](https://reference.langchain.com/python/langgraph/_internal/_config/get_callback_manager_for_config)
- [`get_async_callback_manager_for_config()`](https://reference.langchain.com/python/langgraph/_internal/_config/get_async_callback_manager_for_config)
- [`ensure_config()`](https://reference.langchain.com/python/langgraph/_internal/_config/ensure_config)
- [`filter_to_user_tags()`](https://reference.langchain.com/python/langgraph/_internal/_config/filter_to_user_tags)
- [`default_retry_on()`](https://reference.langchain.com/python/langgraph/_internal/_retry/default_retry_on)
- [`chain_future()`](https://reference.langchain.com/python/langgraph/_internal/_future/chain_future)
- [`run_coroutine_threadsafe()`](https://reference.langchain.com/python/langgraph/_internal/_future/run_coroutine_threadsafe)
- [`get_field_default()`](https://reference.langchain.com/python/langgraph/_internal/_fields/get_field_default)
- [`get_enhanced_type_hints()`](https://reference.langchain.com/python/langgraph/_internal/_fields/get_enhanced_type_hints)
- [`get_update_as_tuples()`](https://reference.langchain.com/python/langgraph/_internal/_fields/get_update_as_tuples)
- [`get_cached_annotated_keys()`](https://reference.langchain.com/python/langgraph/_internal/_fields/get_cached_annotated_keys)
- [`coerce_timeout_policy()`](https://reference.langchain.com/python/langgraph/_internal/_timeout/coerce_timeout_policy)
- [`sync_timeout_unsupported()`](https://reference.langchain.com/python/langgraph/_internal/_timeout/sync_timeout_unsupported)
- [`set_config_context()`](https://reference.langchain.com/python/langgraph/_internal/_runnable/set_config_context)
- [`create_task_in_config_context()`](https://reference.langchain.com/python/langgraph/_internal/_runnable/create_task_in_config_context)
- [`is_async_callable()`](https://reference.langchain.com/python/langgraph/_internal/_runnable/is_async_callable)
- [`is_async_generator()`](https://reference.langchain.com/python/langgraph/_internal/_runnable/is_async_generator)
- [`coerce_to_runnable()`](https://reference.langchain.com/python/langgraph/_internal/_runnable/coerce_to_runnable)
- [`default_cache_key()`](https://reference.langchain.com/python/langgraph/_internal/_cache/default_cache_key)
- [`get_fields()`](https://reference.langchain.com/python/langgraph/_internal/_pydantic/get_fields)
- [`create_model()`](https://reference.langchain.com/python/langgraph/_internal/_pydantic/create_model)
- [`is_supported_by_pydantic()`](https://reference.langchain.com/python/langgraph/_internal/_pydantic/is_supported_by_pydantic)
- [`apply_checkpointer_allowlist()`](https://reference.langchain.com/python/langgraph/_internal/_serde/apply_checkpointer_allowlist)
- [`curated_core_allowlist()`](https://reference.langchain.com/python/langgraph/_internal/_serde/curated_core_allowlist)
- [`build_serde_allowlist()`](https://reference.langchain.com/python/langgraph/_internal/_serde/build_serde_allowlist)
- [`collect_allowlist_from_schemas()`](https://reference.langchain.com/python/langgraph/_internal/_serde/collect_allowlist_from_schemas)
- [`task()`](https://reference.langchain.com/python/langgraph/func/task)
- [`is_managed_value()`](https://reference.langchain.com/python/langgraph/managed/base/is_managed_value)
- [`ensure_message_ids()`](https://reference.langchain.com/python/langgraph/pregel/_messages/ensure_message_ids)
- [`run_with_retry()`](https://reference.langchain.com/python/langgraph/pregel/_retry/run_with_retry)
- [`arun_with_retry()`](https://reference.langchain.com/python/langgraph/pregel/_retry/arun_with_retry)
- [`identifier()`](https://reference.langchain.com/python/langgraph/pregel/_call/identifier)
- [`get_runnable_for_entrypoint()`](https://reference.langchain.com/python/langgraph/pregel/_call/get_runnable_for_entrypoint)
- [`get_runnable_for_task()`](https://reference.langchain.com/python/langgraph/pregel/_call/get_runnable_for_task)
- [`call()`](https://reference.langchain.com/python/langgraph/pregel/_call/call)
- [`should_interrupt()`](https://reference.langchain.com/python/langgraph/pregel/_algo/should_interrupt)
- [`local_read()`](https://reference.langchain.com/python/langgraph/pregel/_algo/local_read)
- [`increment()`](https://reference.langchain.com/python/langgraph/pregel/_algo/increment)
- [`apply_writes()`](https://reference.langchain.com/python/langgraph/pregel/_algo/apply_writes)
- [`prepare_next_tasks()`](https://reference.langchain.com/python/langgraph/pregel/_algo/prepare_next_tasks)
- [`prepare_single_task()`](https://reference.langchain.com/python/langgraph/pregel/_algo/prepare_single_task)
- [`prepare_push_task_functional()`](https://reference.langchain.com/python/langgraph/pregel/_algo/prepare_push_task_functional)
- [`prepare_push_task_send()`](https://reference.langchain.com/python/langgraph/pregel/_algo/prepare_push_task_send)
- [`prepare_node_error_handler_task()`](https://reference.langchain.com/python/langgraph/pregel/_algo/prepare_node_error_handler_task)
- [`checkpoint_null_version()`](https://reference.langchain.com/python/langgraph/pregel/_algo/checkpoint_null_version)
- [`task_path_str()`](https://reference.langchain.com/python/langgraph/pregel/_algo/task_path_str)
- [`sanitize_untracked_values_in_send()`](https://reference.langchain.com/python/langgraph/pregel/_algo/sanitize_untracked_values_in_send)
- [`read_channel()`](https://reference.langchain.com/python/langgraph/pregel/_io/read_channel)
- [`read_channels()`](https://reference.langchain.com/python/langgraph/pregel/_io/read_channels)
- [`map_command()`](https://reference.langchain.com/python/langgraph/pregel/_io/map_command)
- [`map_input()`](https://reference.langchain.com/python/langgraph/pregel/_io/map_input)
- [`map_output_values()`](https://reference.langchain.com/python/langgraph/pregel/_io/map_output_values)
- [`map_output_updates()`](https://reference.langchain.com/python/langgraph/pregel/_io/map_output_updates)
- [`empty_checkpoint()`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/empty_checkpoint)
- [`delta_channels_to_snapshot()`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/delta_channels_to_snapshot)
- [`create_checkpoint()`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/create_checkpoint)
- [`channels_from_checkpoint()`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/channels_from_checkpoint)
- [`achannels_from_checkpoint()`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/achannels_from_checkpoint)
- [`copy_checkpoint()`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/copy_checkpoint)
- [`map_debug_tasks()`](https://reference.langchain.com/python/langgraph/pregel/debug/map_debug_tasks)
- [`is_multiple_channel_write()`](https://reference.langchain.com/python/langgraph/pregel/debug/is_multiple_channel_write)
- [`map_task_result_writes()`](https://reference.langchain.com/python/langgraph/pregel/debug/map_task_result_writes)
- [`map_debug_task_results()`](https://reference.langchain.com/python/langgraph/pregel/debug/map_debug_task_results)
- [`rm_pregel_keys()`](https://reference.langchain.com/python/langgraph/pregel/debug/rm_pregel_keys)
- [`map_debug_checkpoint()`](https://reference.langchain.com/python/langgraph/pregel/debug/map_debug_checkpoint)
- [`tasks_w_writes()`](https://reference.langchain.com/python/langgraph/pregel/debug/tasks_w_writes)
- [`get_colored_text()`](https://reference.langchain.com/python/langgraph/pregel/debug/get_colored_text)
- [`get_bolded_text()`](https://reference.langchain.com/python/langgraph/pregel/debug/get_bolded_text)
- [`validate_graph()`](https://reference.langchain.com/python/langgraph/pregel/_validate/validate_graph)
- [`validate_keys()`](https://reference.langchain.com/python/langgraph/pregel/_validate/validate_keys)
- [`gated()`](https://reference.langchain.com/python/langgraph/pregel/_executor/gated)
- [`next_tick()`](https://reference.langchain.com/python/langgraph/pregel/_executor/next_tick)
- [`get_new_channel_versions()`](https://reference.langchain.com/python/langgraph/pregel/_utils/get_new_channel_versions)
- [`find_subgraph_pregel()`](https://reference.langchain.com/python/langgraph/pregel/_utils/find_subgraph_pregel)
- [`validate_timeout_supported()`](https://reference.langchain.com/python/langgraph/pregel/_utils/validate_timeout_supported)
- [`get_function_nonlocals()`](https://reference.langchain.com/python/langgraph/pregel/_utils/get_function_nonlocals)
- [`is_xxh3_128_hexdigest()`](https://reference.langchain.com/python/langgraph/pregel/_utils/is_xxh3_128_hexdigest)
- [`draw_graph()`](https://reference.langchain.com/python/langgraph/pregel/_draw/draw_graph)
- [`add_edge()`](https://reference.langchain.com/python/langgraph/pregel/_draw/add_edge)
- [`DuplexStream()`](https://reference.langchain.com/python/langgraph/pregel/_loop/DuplexStream)

## Modules

- [`langgraph`](https://reference.langchain.com/python/langgraph/langgraph)
- [`typing`](https://reference.langchain.com/python/langgraph/typing)
- [`runtime`](https://reference.langchain.com/python/langgraph/runtime)
- [`errors`](https://reference.langchain.com/python/langgraph/errors)
- [`constants`](https://reference.langchain.com/python/langgraph/constants)
- [`warnings`](https://reference.langchain.com/python/langgraph/warnings)
- [`callbacks`](https://reference.langchain.com/python/langgraph/callbacks)
- [`version`](https://reference.langchain.com/python/langgraph/version)
- [`types`](https://reference.langchain.com/python/langgraph/types)
- [`config`](https://reference.langchain.com/python/langgraph/config)
- [`stream`](https://reference.langchain.com/python/langgraph/stream)
- [`run_stream`](https://reference.langchain.com/python/langgraph/stream/run_stream)
- [`transformers`](https://reference.langchain.com/python/langgraph/stream/transformers)
- [`stream_channel`](https://reference.langchain.com/python/langgraph/stream/stream_channel)
- [`utils`](https://reference.langchain.com/python/langgraph/utils)
- [`runnable`](https://reference.langchain.com/python/langgraph/utils/runnable)
- [`config`](https://reference.langchain.com/python/langgraph/utils/config)
- [`graph`](https://reference.langchain.com/python/langgraph/graph)
- [`message`](https://reference.langchain.com/python/langgraph/graph/message)
- [`state`](https://reference.langchain.com/python/langgraph/graph/state)
- [`ui`](https://reference.langchain.com/python/langgraph/graph/ui)
- [`channels`](https://reference.langchain.com/python/langgraph/channels)
- [`any_value`](https://reference.langchain.com/python/langgraph/channels/any_value)
- [`ephemeral_value`](https://reference.langchain.com/python/langgraph/channels/ephemeral_value)
- [`named_barrier_value`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value)
- [`topic`](https://reference.langchain.com/python/langgraph/channels/topic)
- [`base`](https://reference.langchain.com/python/langgraph/channels/base)
- [`last_value`](https://reference.langchain.com/python/langgraph/channels/last_value)
- [`untracked_value`](https://reference.langchain.com/python/langgraph/channels/untracked_value)
- [`binop`](https://reference.langchain.com/python/langgraph/channels/binop)
- [`delta`](https://reference.langchain.com/python/langgraph/channels/delta)
- [`func`](https://reference.langchain.com/python/langgraph/func)
- [`managed`](https://reference.langchain.com/python/langgraph/managed)
- [`base`](https://reference.langchain.com/python/langgraph/managed/base)
- [`is_last_step`](https://reference.langchain.com/python/langgraph/managed/is_last_step)
- [`pregel`](https://reference.langchain.com/python/langgraph/pregel)
- [`main`](https://reference.langchain.com/python/langgraph/pregel/main)
- [`protocol`](https://reference.langchain.com/python/langgraph/pregel/protocol)
- [`debug`](https://reference.langchain.com/python/langgraph/pregel/debug)
- [`remote`](https://reference.langchain.com/python/langgraph/pregel/remote)
- [`types`](https://reference.langchain.com/python/langgraph/pregel/types)

## Types

- [`GraphLifecycleStatus`](https://reference.langchain.com/python/langgraph/callbacks/GraphLifecycleStatus)
- [`GraphLifecycleEvent`](https://reference.langchain.com/python/langgraph/callbacks/GraphLifecycleEvent)
- [`GraphCallbacks`](https://reference.langchain.com/python/langgraph/callbacks/GraphCallbacks)
- [`Checkpointer`](https://reference.langchain.com/python/langgraph/types/Checkpointer)
- [`Messages`](https://reference.langchain.com/python/langgraph/graph/message/Messages)
- [`StateNode`](https://reference.langchain.com/python/langgraph/graph/_node/StateNode)
- [`AnyUIMessage`](https://reference.langchain.com/python/langgraph/graph/ui/AnyUIMessage)
- [`AnyFuture`](https://reference.langchain.com/python/langgraph/_internal/_future/AnyFuture)
- [`RunnableLike`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableLike)
- [`StateLike`](https://reference.langchain.com/python/langgraph/_internal/_typing/StateLike)

## Constants

- [`StateT`](https://reference.langchain.com/python/langgraph/typing/StateT)
- [`StateT_co`](https://reference.langchain.com/python/langgraph/typing/StateT_co)
- [`StateT_contra`](https://reference.langchain.com/python/langgraph/typing/StateT_contra)
- [`ContextT`](https://reference.langchain.com/python/langgraph/typing/ContextT)
- [`ContextT_contra`](https://reference.langchain.com/python/langgraph/typing/ContextT_contra)
- [`InputT`](https://reference.langchain.com/python/langgraph/typing/InputT)
- [`OutputT`](https://reference.langchain.com/python/langgraph/typing/OutputT)
- [`NodeInputT`](https://reference.langchain.com/python/langgraph/typing/NodeInputT)
- [`NodeInputT_contra`](https://reference.langchain.com/python/langgraph/typing/NodeInputT_contra)
- [`checkpoint_id`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo/checkpoint_id)
- [`checkpoint_ns`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo/checkpoint_ns)
- [`task_id`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo/task_id)
- [`thread_id`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo/thread_id)
- [`run_id`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo/run_id)
- [`node_attempt`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo/node_attempt)
- [`node_first_attempt_time`](https://reference.langchain.com/python/langgraph/runtime/ExecutionInfo/node_first_attempt_time)
- [`assistant_id`](https://reference.langchain.com/python/langgraph/runtime/ServerInfo/assistant_id)
- [`graph_id`](https://reference.langchain.com/python/langgraph/runtime/ServerInfo/graph_id)
- [`user`](https://reference.langchain.com/python/langgraph/runtime/ServerInfo/user)
- [`drain_requested`](https://reference.langchain.com/python/langgraph/runtime/RunControl/drain_requested)
- [`drain_reason`](https://reference.langchain.com/python/langgraph/runtime/RunControl/drain_reason)
- [`context`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/context)
- [`store`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/store)
- [`stream_writer`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/stream_writer)
- [`heartbeat`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/heartbeat)
- [`previous`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/previous)
- [`execution_info`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/execution_info)
- [`server_info`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/server_info)
- [`control`](https://reference.langchain.com/python/langgraph/runtime/_RuntimeOverrides/control)
- [`context`](https://reference.langchain.com/python/langgraph/runtime/Runtime/context)
- [`store`](https://reference.langchain.com/python/langgraph/runtime/Runtime/store)
- [`stream_writer`](https://reference.langchain.com/python/langgraph/runtime/Runtime/stream_writer)
- [`heartbeat`](https://reference.langchain.com/python/langgraph/runtime/Runtime/heartbeat)
- [`previous`](https://reference.langchain.com/python/langgraph/runtime/Runtime/previous)
- [`execution_info`](https://reference.langchain.com/python/langgraph/runtime/Runtime/execution_info)
- [`server_info`](https://reference.langchain.com/python/langgraph/runtime/Runtime/server_info)
- [`control`](https://reference.langchain.com/python/langgraph/runtime/Runtime/control)
- [`drain_requested`](https://reference.langchain.com/python/langgraph/runtime/Runtime/drain_requested)
- [`drain_reason`](https://reference.langchain.com/python/langgraph/runtime/Runtime/drain_reason)
- [`DEFAULT_RUNTIME`](https://reference.langchain.com/python/langgraph/runtime/DEFAULT_RUNTIME)
- [`GRAPH_RECURSION_LIMIT`](https://reference.langchain.com/python/langgraph/errors/ErrorCode/GRAPH_RECURSION_LIMIT)
- [`INVALID_CONCURRENT_GRAPH_UPDATE`](https://reference.langchain.com/python/langgraph/errors/ErrorCode/INVALID_CONCURRENT_GRAPH_UPDATE)
- [`INVALID_GRAPH_NODE_RETURN_VALUE`](https://reference.langchain.com/python/langgraph/errors/ErrorCode/INVALID_GRAPH_NODE_RETURN_VALUE)
- [`MULTIPLE_SUBGRAPHS`](https://reference.langchain.com/python/langgraph/errors/ErrorCode/MULTIPLE_SUBGRAPHS)
- [`INVALID_CHAT_HISTORY`](https://reference.langchain.com/python/langgraph/errors/ErrorCode/INVALID_CHAT_HISTORY)
- [`reason`](https://reference.langchain.com/python/langgraph/errors/GraphDrained/reason)
- [`args`](https://reference.langchain.com/python/langgraph/errors/ParentCommand/args)
- [`node`](https://reference.langchain.com/python/langgraph/errors/NodeError/node)
- [`error`](https://reference.langchain.com/python/langgraph/errors/NodeError/error)
- [`node`](https://reference.langchain.com/python/langgraph/errors/NodeCancelledError/node)
- [`node`](https://reference.langchain.com/python/langgraph/errors/NodeTimeoutError/node)
- [`timeout`](https://reference.langchain.com/python/langgraph/errors/NodeTimeoutError/timeout)
- [`run_timeout`](https://reference.langchain.com/python/langgraph/errors/NodeTimeoutError/run_timeout)
- [`idle_timeout`](https://reference.langchain.com/python/langgraph/errors/NodeTimeoutError/idle_timeout)
- [`elapsed`](https://reference.langchain.com/python/langgraph/errors/NodeTimeoutError/elapsed)
- [`kind`](https://reference.langchain.com/python/langgraph/errors/NodeTimeoutError/kind)
- [`TAG_NOSTREAM`](https://reference.langchain.com/python/langgraph/constants/TAG_NOSTREAM)
- [`TAG_HIDDEN`](https://reference.langchain.com/python/langgraph/constants/TAG_HIDDEN)
- [`END`](https://reference.langchain.com/python/langgraph/constants/END)
- [`START`](https://reference.langchain.com/python/langgraph/constants/START)
- [`message`](https://reference.langchain.com/python/langgraph/warnings/LangGraphDeprecationWarning/message)
- [`since`](https://reference.langchain.com/python/langgraph/warnings/LangGraphDeprecationWarning/since)
- [`expected_removal`](https://reference.langchain.com/python/langgraph/warnings/LangGraphDeprecationWarning/expected_removal)
- [`run_id`](https://reference.langchain.com/python/langgraph/callbacks/GraphInterruptEvent/run_id)
- [`status`](https://reference.langchain.com/python/langgraph/callbacks/GraphInterruptEvent/status)
- [`checkpoint_id`](https://reference.langchain.com/python/langgraph/callbacks/GraphInterruptEvent/checkpoint_id)
- [`checkpoint_ns`](https://reference.langchain.com/python/langgraph/callbacks/GraphInterruptEvent/checkpoint_ns)
- [`interrupts`](https://reference.langchain.com/python/langgraph/callbacks/GraphInterruptEvent/interrupts)
- [`run_id`](https://reference.langchain.com/python/langgraph/callbacks/GraphResumeEvent/run_id)
- [`status`](https://reference.langchain.com/python/langgraph/callbacks/GraphResumeEvent/status)
- [`checkpoint_id`](https://reference.langchain.com/python/langgraph/callbacks/GraphResumeEvent/checkpoint_id)
- [`checkpoint_ns`](https://reference.langchain.com/python/langgraph/callbacks/GraphResumeEvent/checkpoint_ns)
- [`run_id`](https://reference.langchain.com/python/langgraph/callbacks/_GraphCallbackManager/run_id)
- [`run_id`](https://reference.langchain.com/python/langgraph/callbacks/_AsyncGraphCallbackManager/run_id)
- [`is_async`](https://reference.langchain.com/python/langgraph/callbacks/_AsyncGraphCallbackManager/is_async)
- [`StateT`](https://reference.langchain.com/python/langgraph/types/StateT)
- [`OutputT`](https://reference.langchain.com/python/langgraph/types/OutputT)
- [`Durability`](https://reference.langchain.com/python/langgraph/types/Durability)
- [`All`](https://reference.langchain.com/python/langgraph/types/All)
- [`StreamMode`](https://reference.langchain.com/python/langgraph/types/StreamMode)
- [`StreamWriter`](https://reference.langchain.com/python/langgraph/types/StreamWriter)
- [`id`](https://reference.langchain.com/python/langgraph/types/TaskPayload/id)
- [`name`](https://reference.langchain.com/python/langgraph/types/TaskPayload/name)
- [`input`](https://reference.langchain.com/python/langgraph/types/TaskPayload/input)
- [`triggers`](https://reference.langchain.com/python/langgraph/types/TaskPayload/triggers)
- [`metadata`](https://reference.langchain.com/python/langgraph/types/TaskPayload/metadata)
- [`id`](https://reference.langchain.com/python/langgraph/types/TaskResultPayload/id)
- [`name`](https://reference.langchain.com/python/langgraph/types/TaskResultPayload/name)
- [`error`](https://reference.langchain.com/python/langgraph/types/TaskResultPayload/error)
- [`interrupts`](https://reference.langchain.com/python/langgraph/types/TaskResultPayload/interrupts)
- [`result`](https://reference.langchain.com/python/langgraph/types/TaskResultPayload/result)
- [`id`](https://reference.langchain.com/python/langgraph/types/CheckpointTask/id)
- [`name`](https://reference.langchain.com/python/langgraph/types/CheckpointTask/name)
- [`error`](https://reference.langchain.com/python/langgraph/types/CheckpointTask/error)
- [`result`](https://reference.langchain.com/python/langgraph/types/CheckpointTask/result)
- [`interrupts`](https://reference.langchain.com/python/langgraph/types/CheckpointTask/interrupts)
- [`state`](https://reference.langchain.com/python/langgraph/types/CheckpointTask/state)
- [`config`](https://reference.langchain.com/python/langgraph/types/CheckpointPayload/config)
- [`metadata`](https://reference.langchain.com/python/langgraph/types/CheckpointPayload/metadata)
- [`values`](https://reference.langchain.com/python/langgraph/types/CheckpointPayload/values)
- [`next`](https://reference.langchain.com/python/langgraph/types/CheckpointPayload/next)
- [`parent_config`](https://reference.langchain.com/python/langgraph/types/CheckpointPayload/parent_config)
- [`tasks`](https://reference.langchain.com/python/langgraph/types/CheckpointPayload/tasks)
- [`step`](https://reference.langchain.com/python/langgraph/types/_DebugCheckpointPayload/step)
- [`timestamp`](https://reference.langchain.com/python/langgraph/types/_DebugCheckpointPayload/timestamp)
- [`type`](https://reference.langchain.com/python/langgraph/types/_DebugCheckpointPayload/type)
- [`payload`](https://reference.langchain.com/python/langgraph/types/_DebugCheckpointPayload/payload)
- [`step`](https://reference.langchain.com/python/langgraph/types/_DebugTaskPayload/step)
- [`timestamp`](https://reference.langchain.com/python/langgraph/types/_DebugTaskPayload/timestamp)
- [`type`](https://reference.langchain.com/python/langgraph/types/_DebugTaskPayload/type)
- [`payload`](https://reference.langchain.com/python/langgraph/types/_DebugTaskPayload/payload)
- [`step`](https://reference.langchain.com/python/langgraph/types/_DebugTaskResultPayload/step)
- [`timestamp`](https://reference.langchain.com/python/langgraph/types/_DebugTaskResultPayload/timestamp)
- [`type`](https://reference.langchain.com/python/langgraph/types/_DebugTaskResultPayload/type)
- [`payload`](https://reference.langchain.com/python/langgraph/types/_DebugTaskResultPayload/payload)
- [`DebugPayload`](https://reference.langchain.com/python/langgraph/types/DebugPayload)
- [`type`](https://reference.langchain.com/python/langgraph/types/ValuesStreamPart/type)
- [`ns`](https://reference.langchain.com/python/langgraph/types/ValuesStreamPart/ns)
- [`data`](https://reference.langchain.com/python/langgraph/types/ValuesStreamPart/data)
- [`interrupts`](https://reference.langchain.com/python/langgraph/types/ValuesStreamPart/interrupts)
- [`type`](https://reference.langchain.com/python/langgraph/types/UpdatesStreamPart/type)
- [`ns`](https://reference.langchain.com/python/langgraph/types/UpdatesStreamPart/ns)
- [`data`](https://reference.langchain.com/python/langgraph/types/UpdatesStreamPart/data)
- [`type`](https://reference.langchain.com/python/langgraph/types/MessagesStreamPart/type)
- [`ns`](https://reference.langchain.com/python/langgraph/types/MessagesStreamPart/ns)
- [`data`](https://reference.langchain.com/python/langgraph/types/MessagesStreamPart/data)
- [`type`](https://reference.langchain.com/python/langgraph/types/CustomStreamPart/type)
- [`ns`](https://reference.langchain.com/python/langgraph/types/CustomStreamPart/ns)
- [`data`](https://reference.langchain.com/python/langgraph/types/CustomStreamPart/data)
- [`type`](https://reference.langchain.com/python/langgraph/types/CheckpointStreamPart/type)
- [`ns`](https://reference.langchain.com/python/langgraph/types/CheckpointStreamPart/ns)
- [`data`](https://reference.langchain.com/python/langgraph/types/CheckpointStreamPart/data)
- [`type`](https://reference.langchain.com/python/langgraph/types/TasksStreamPart/type)
- [`ns`](https://reference.langchain.com/python/langgraph/types/TasksStreamPart/ns)
- [`data`](https://reference.langchain.com/python/langgraph/types/TasksStreamPart/data)
- [`type`](https://reference.langchain.com/python/langgraph/types/DebugStreamPart/type)
- [`ns`](https://reference.langchain.com/python/langgraph/types/DebugStreamPart/ns)
- [`data`](https://reference.langchain.com/python/langgraph/types/DebugStreamPart/data)
- [`StreamPart`](https://reference.langchain.com/python/langgraph/types/StreamPart)
- [`value`](https://reference.langchain.com/python/langgraph/types/GraphOutput/value)
- [`interrupts`](https://reference.langchain.com/python/langgraph/types/GraphOutput/interrupts)
- [`initial_interval`](https://reference.langchain.com/python/langgraph/types/RetryPolicy/initial_interval)
- [`backoff_factor`](https://reference.langchain.com/python/langgraph/types/RetryPolicy/backoff_factor)
- [`max_interval`](https://reference.langchain.com/python/langgraph/types/RetryPolicy/max_interval)
- [`max_attempts`](https://reference.langchain.com/python/langgraph/types/RetryPolicy/max_attempts)
- [`jitter`](https://reference.langchain.com/python/langgraph/types/RetryPolicy/jitter)
- [`retry_on`](https://reference.langchain.com/python/langgraph/types/RetryPolicy/retry_on)
- [`run_timeout`](https://reference.langchain.com/python/langgraph/types/TimeoutPolicy/run_timeout)
- [`idle_timeout`](https://reference.langchain.com/python/langgraph/types/TimeoutPolicy/idle_timeout)
- [`refresh_on`](https://reference.langchain.com/python/langgraph/types/TimeoutPolicy/refresh_on)
- [`KeyFuncT`](https://reference.langchain.com/python/langgraph/types/KeyFuncT)
- [`key_func`](https://reference.langchain.com/python/langgraph/types/CachePolicy/key_func)
- [`ttl`](https://reference.langchain.com/python/langgraph/types/CachePolicy/ttl)
- [`value`](https://reference.langchain.com/python/langgraph/types/Interrupt/value)
- [`id`](https://reference.langchain.com/python/langgraph/types/Interrupt/id)
- [`interrupt_id`](https://reference.langchain.com/python/langgraph/types/Interrupt/interrupt_id)
- [`values`](https://reference.langchain.com/python/langgraph/types/StateUpdate/values)
- [`as_node`](https://reference.langchain.com/python/langgraph/types/StateUpdate/as_node)
- [`task_id`](https://reference.langchain.com/python/langgraph/types/StateUpdate/task_id)
- [`id`](https://reference.langchain.com/python/langgraph/types/PregelTask/id)
- [`name`](https://reference.langchain.com/python/langgraph/types/PregelTask/name)
- [`path`](https://reference.langchain.com/python/langgraph/types/PregelTask/path)
- [`error`](https://reference.langchain.com/python/langgraph/types/PregelTask/error)
- [`interrupts`](https://reference.langchain.com/python/langgraph/types/PregelTask/interrupts)
- [`state`](https://reference.langchain.com/python/langgraph/types/PregelTask/state)
- [`result`](https://reference.langchain.com/python/langgraph/types/PregelTask/result)
- [`ns`](https://reference.langchain.com/python/langgraph/types/CacheKey/ns)
- [`key`](https://reference.langchain.com/python/langgraph/types/CacheKey/key)
- [`ttl`](https://reference.langchain.com/python/langgraph/types/CacheKey/ttl)
- [`name`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/name)
- [`input`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/input)
- [`proc`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/proc)
- [`writes`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/writes)
- [`config`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/config)
- [`triggers`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/triggers)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/retry_policy)
- [`cache_key`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/cache_key)
- [`id`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/id)
- [`path`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/path)
- [`writers`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/writers)
- [`subgraphs`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/subgraphs)
- [`timeout`](https://reference.langchain.com/python/langgraph/types/PregelExecutableTask/timeout)
- [`values`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/values)
- [`next`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/next)
- [`config`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/config)
- [`metadata`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/metadata)
- [`created_at`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/created_at)
- [`parent_config`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/parent_config)
- [`tasks`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/tasks)
- [`interrupts`](https://reference.langchain.com/python/langgraph/types/StateSnapshot/interrupts)
- [`node`](https://reference.langchain.com/python/langgraph/types/Send/node)
- [`arg`](https://reference.langchain.com/python/langgraph/types/Send/arg)
- [`timeout`](https://reference.langchain.com/python/langgraph/types/Send/timeout)
- [`N`](https://reference.langchain.com/python/langgraph/types/N)
- [`graph`](https://reference.langchain.com/python/langgraph/types/Command/graph)
- [`update`](https://reference.langchain.com/python/langgraph/types/Command/update)
- [`resume`](https://reference.langchain.com/python/langgraph/types/Command/resume)
- [`goto`](https://reference.langchain.com/python/langgraph/types/Command/goto)
- [`PARENT`](https://reference.langchain.com/python/langgraph/types/Command/PARENT)
- [`value`](https://reference.langchain.com/python/langgraph/types/Overwrite/value)
- [`extensions`](https://reference.langchain.com/python/langgraph/stream/run_stream/GraphRunStream/extensions)
- [`output`](https://reference.langchain.com/python/langgraph/stream/run_stream/GraphRunStream/output)
- [`interrupted`](https://reference.langchain.com/python/langgraph/stream/run_stream/GraphRunStream/interrupted)
- [`interrupts`](https://reference.langchain.com/python/langgraph/stream/run_stream/GraphRunStream/interrupts)
- [`extensions`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncGraphRunStream/extensions)
- [`path`](https://reference.langchain.com/python/langgraph/stream/run_stream/_SubgraphRunStreamMixin/path)
- [`graph_name`](https://reference.langchain.com/python/langgraph/stream/run_stream/_SubgraphRunStreamMixin/graph_name)
- [`trigger_call_id`](https://reference.langchain.com/python/langgraph/stream/run_stream/_SubgraphRunStreamMixin/trigger_call_id)
- [`status`](https://reference.langchain.com/python/langgraph/stream/run_stream/_SubgraphRunStreamMixin/status)
- [`error`](https://reference.langchain.com/python/langgraph/stream/run_stream/_SubgraphRunStreamMixin/error)
- [`path`](https://reference.langchain.com/python/langgraph/stream/run_stream/SubgraphRunStream/path)
- [`graph_name`](https://reference.langchain.com/python/langgraph/stream/run_stream/SubgraphRunStream/graph_name)
- [`trigger_call_id`](https://reference.langchain.com/python/langgraph/stream/run_stream/SubgraphRunStream/trigger_call_id)
- [`status`](https://reference.langchain.com/python/langgraph/stream/run_stream/SubgraphRunStream/status)
- [`error`](https://reference.langchain.com/python/langgraph/stream/run_stream/SubgraphRunStream/error)
- [`path`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncSubgraphRunStream/path)
- [`graph_name`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncSubgraphRunStream/graph_name)
- [`trigger_call_id`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncSubgraphRunStream/trigger_call_id)
- [`status`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncSubgraphRunStream/status)
- [`error`](https://reference.langchain.com/python/langgraph/stream/run_stream/AsyncSubgraphRunStream/error)
- [`namespace`](https://reference.langchain.com/python/langgraph/stream/_types/_ProtocolEventParams/namespace)
- [`timestamp`](https://reference.langchain.com/python/langgraph/stream/_types/_ProtocolEventParams/timestamp)
- [`data`](https://reference.langchain.com/python/langgraph/stream/_types/_ProtocolEventParams/data)
- [`interrupts`](https://reference.langchain.com/python/langgraph/stream/_types/_ProtocolEventParams/interrupts)
- [`type`](https://reference.langchain.com/python/langgraph/stream/_types/ProtocolEvent/type)
- [`event_id`](https://reference.langchain.com/python/langgraph/stream/_types/ProtocolEvent/event_id)
- [`seq`](https://reference.langchain.com/python/langgraph/stream/_types/ProtocolEvent/seq)
- [`method`](https://reference.langchain.com/python/langgraph/stream/_types/ProtocolEvent/method)
- [`params`](https://reference.langchain.com/python/langgraph/stream/_types/ProtocolEvent/params)
- [`requires_async`](https://reference.langchain.com/python/langgraph/stream/_types/StreamTransformer/requires_async)
- [`supports_sync`](https://reference.langchain.com/python/langgraph/stream/_types/StreamTransformer/supports_sync)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/_types/StreamTransformer/required_stream_modes)
- [`before_builtins`](https://reference.langchain.com/python/langgraph/stream/_types/StreamTransformer/before_builtins)
- [`scope`](https://reference.langchain.com/python/langgraph/stream/_types/StreamTransformer/scope)
- [`TransformerFactory`](https://reference.langchain.com/python/langgraph/stream/_mux/TransformerFactory)
- [`is_async`](https://reference.langchain.com/python/langgraph/stream/_mux/StreamMux/is_async)
- [`scope`](https://reference.langchain.com/python/langgraph/stream/_mux/StreamMux/scope)
- [`extensions`](https://reference.langchain.com/python/langgraph/stream/_mux/StreamMux/extensions)
- [`native_keys`](https://reference.langchain.com/python/langgraph/stream/_mux/StreamMux/native_keys)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/ValuesTransformer/required_stream_modes)
- [`error`](https://reference.langchain.com/python/langgraph/stream/transformers/ValuesTransformer/error)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/CustomTransformer/required_stream_modes)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/UpdatesTransformer/required_stream_modes)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/MessagesTransformer/required_stream_modes)
- [`SubgraphStatus`](https://reference.langchain.com/python/langgraph/stream/transformers/SubgraphStatus)
- [`event`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecyclePayload/event)
- [`namespace`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecyclePayload/namespace)
- [`graph_name`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecyclePayload/graph_name)
- [`trigger_call_id`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecyclePayload/trigger_call_id)
- [`cause`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecyclePayload/cause)
- [`error`](https://reference.langchain.com/python/langgraph/stream/transformers/LifecyclePayload/error)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/_TasksLifecycleBase/required_stream_modes)
- [`supports_sync`](https://reference.langchain.com/python/langgraph/stream/transformers/SubgraphTransformer/supports_sync)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/CheckpointsTransformer/required_stream_modes)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/DebugTransformer/required_stream_modes)
- [`required_stream_modes`](https://reference.langchain.com/python/langgraph/stream/transformers/TasksTransformer/required_stream_modes)
- [`T`](https://reference.langchain.com/python/langgraph/stream/stream_channel/T)
- [`name`](https://reference.langchain.com/python/langgraph/stream/stream_channel/StreamChannel/name)
- [`REMOVE_ALL_MESSAGES`](https://reference.langchain.com/python/langgraph/graph/message/REMOVE_ALL_MESSAGES)
- [`messages`](https://reference.langchain.com/python/langgraph/graph/message/MessagesState/messages)
- [`logger`](https://reference.langchain.com/python/langgraph/graph/state/logger)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/graph/state/_NodeDefaults/retry_policy)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/graph/state/_NodeDefaults/cache_policy)
- [`error_handler`](https://reference.langchain.com/python/langgraph/graph/state/_NodeDefaults/error_handler)
- [`timeout`](https://reference.langchain.com/python/langgraph/graph/state/_NodeDefaults/timeout)
- [`edges`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/edges)
- [`nodes`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/nodes)
- [`branches`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/branches)
- [`channels`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/channels)
- [`managed`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/managed)
- [`schemas`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/schemas)
- [`waiting_edges`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/waiting_edges)
- [`compiled`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/compiled)
- [`state_schema`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/state_schema)
- [`context_schema`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/context_schema)
- [`input_schema`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/input_schema)
- [`output_schema`](https://reference.langchain.com/python/langgraph/graph/state/StateGraph/output_schema)
- [`builder`](https://reference.langchain.com/python/langgraph/graph/state/CompiledStateGraph/builder)
- [`schema_to_mapper`](https://reference.langchain.com/python/langgraph/graph/state/CompiledStateGraph/schema_to_mapper)
- [`runnable`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/runnable)
- [`metadata`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/metadata)
- [`input_schema`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/input_schema)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/retry_policy)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/cache_policy)
- [`is_error_handler`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/is_error_handler)
- [`error_handler_node`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/error_handler_node)
- [`ends`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/ends)
- [`defer`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/defer)
- [`timeout`](https://reference.langchain.com/python/langgraph/graph/_node/StateNodeSpec/timeout)
- [`path`](https://reference.langchain.com/python/langgraph/graph/_branch/BranchSpec/path)
- [`ends`](https://reference.langchain.com/python/langgraph/graph/_branch/BranchSpec/ends)
- [`input_schema`](https://reference.langchain.com/python/langgraph/graph/_branch/BranchSpec/input_schema)
- [`type`](https://reference.langchain.com/python/langgraph/graph/ui/UIMessage/type)
- [`id`](https://reference.langchain.com/python/langgraph/graph/ui/UIMessage/id)
- [`name`](https://reference.langchain.com/python/langgraph/graph/ui/UIMessage/name)
- [`props`](https://reference.langchain.com/python/langgraph/graph/ui/UIMessage/props)
- [`metadata`](https://reference.langchain.com/python/langgraph/graph/ui/UIMessage/metadata)
- [`type`](https://reference.langchain.com/python/langgraph/graph/ui/RemoveUIMessage/type)
- [`id`](https://reference.langchain.com/python/langgraph/graph/ui/RemoveUIMessage/id)
- [`DEFAULT_RECURSION_LIMIT`](https://reference.langchain.com/python/langgraph/_internal/_config/DEFAULT_RECURSION_LIMIT)
- [`DELTA_MAX_SUPERSTEPS_SINCE_SNAPSHOT`](https://reference.langchain.com/python/langgraph/_internal/_config/DELTA_MAX_SUPERSTEPS_SINCE_SNAPSHOT)
- [`T`](https://reference.langchain.com/python/langgraph/_internal/_future/T)
- [`CONTEXT_NOT_SUPPORTED`](https://reference.langchain.com/python/langgraph/_internal/_future/CONTEXT_NOT_SUPPORTED)
- [`EAGER_NOT_SUPPORTED`](https://reference.langchain.com/python/langgraph/_internal/_future/EAGER_NOT_SUPPORTED)
- [`checkpoint_id`](https://reference.langchain.com/python/langgraph/_internal/_replay/ReplayState/checkpoint_id)
- [`ANNOTATED_KEYS_CACHE`](https://reference.langchain.com/python/langgraph/_internal/_fields/ANNOTATED_KEYS_CACHE)
- [`ANY_TYPE`](https://reference.langchain.com/python/langgraph/_internal/_runnable/ANY_TYPE)
- [`ASYNCIO_ACCEPTS_CONTEXT`](https://reference.langchain.com/python/langgraph/_internal/_runnable/ASYNCIO_ACCEPTS_CONTEXT)
- [`KWARGS_CONFIG_KEYS`](https://reference.langchain.com/python/langgraph/_internal/_runnable/KWARGS_CONFIG_KEYS)
- [`VALID_KINDS`](https://reference.langchain.com/python/langgraph/_internal/_runnable/VALID_KINDS)
- [`name`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/name)
- [`func`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/func)
- [`afunc`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/afunc)
- [`tags`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/tags)
- [`kwargs`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/kwargs)
- [`trace`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/trace)
- [`recurse`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/recurse)
- [`explode_args`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/explode_args)
- [`func_accepts`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableCallable/func_accepts)
- [`steps`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableSeq/steps)
- [`name`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableSeq/name)
- [`trace_inputs`](https://reference.langchain.com/python/langgraph/_internal/_runnable/RunnableSeq/trace_inputs)
- [`step`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad/step)
- [`stop`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad/stop)
- [`call_counter`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad/call_counter)
- [`interrupt_counter`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad/interrupt_counter)
- [`get_null_resume`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad/get_null_resume)
- [`resume`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad/resume)
- [`subgraph_counter`](https://reference.langchain.com/python/langgraph/_internal/_scratchpad/PregelScratchpad/subgraph_counter)
- [`NO_DEFAULT`](https://reference.langchain.com/python/langgraph/_internal/_pydantic/NO_DEFAULT)
- [`INPUT`](https://reference.langchain.com/python/langgraph/_internal/_constants/INPUT)
- [`INTERRUPT`](https://reference.langchain.com/python/langgraph/_internal/_constants/INTERRUPT)
- [`RESUME`](https://reference.langchain.com/python/langgraph/_internal/_constants/RESUME)
- [`ERROR`](https://reference.langchain.com/python/langgraph/_internal/_constants/ERROR)
- [`ERROR_SOURCE_NODE`](https://reference.langchain.com/python/langgraph/_internal/_constants/ERROR_SOURCE_NODE)
- [`NO_WRITES`](https://reference.langchain.com/python/langgraph/_internal/_constants/NO_WRITES)
- [`TASKS`](https://reference.langchain.com/python/langgraph/_internal/_constants/TASKS)
- [`RETURN`](https://reference.langchain.com/python/langgraph/_internal/_constants/RETURN)
- [`PREVIOUS`](https://reference.langchain.com/python/langgraph/_internal/_constants/PREVIOUS)
- [`CACHE_NS_WRITES`](https://reference.langchain.com/python/langgraph/_internal/_constants/CACHE_NS_WRITES)
- [`CONFIG_KEY_SEND`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_SEND)
- [`CONFIG_KEY_READ`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_READ)
- [`CONFIG_KEY_CALL`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_CALL)
- [`CONFIG_KEY_CHECKPOINTER`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_CHECKPOINTER)
- [`CONFIG_KEY_STREAM`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_STREAM)
- [`CONFIG_KEY_CACHE`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_CACHE)
- [`CONFIG_KEY_RESUMING`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_RESUMING)
- [`CONFIG_KEY_REPLAY_STATE`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_REPLAY_STATE)
- [`CONFIG_KEY_TASK_ID`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_TASK_ID)
- [`CONFIG_KEY_THREAD_ID`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_THREAD_ID)
- [`CONFIG_KEY_CHECKPOINT_MAP`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_CHECKPOINT_MAP)
- [`CONFIG_KEY_CHECKPOINT_ID`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_CHECKPOINT_ID)
- [`CONFIG_KEY_CHECKPOINT_NS`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_CHECKPOINT_NS)
- [`CONFIG_KEY_NODE_FINISHED`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_NODE_FINISHED)
- [`CONFIG_KEY_TIMED_ATTEMPT_OBSERVER`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_TIMED_ATTEMPT_OBSERVER)
- [`CONFIG_KEY_SCRATCHPAD`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_SCRATCHPAD)
- [`CONFIG_KEY_RUNNER_SUBMIT`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_RUNNER_SUBMIT)
- [`CONFIG_KEY_DURABILITY`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_DURABILITY)
- [`CONFIG_KEY_RUNTIME`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_RUNTIME)
- [`CONFIG_KEY_RESUME_MAP`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_RESUME_MAP)
- [`CONFIG_KEY_STREAM_MESSAGES_V2`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_STREAM_MESSAGES_V2)
- [`CONFIG_KEY_NODE_ERROR`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONFIG_KEY_NODE_ERROR)
- [`PUSH`](https://reference.langchain.com/python/langgraph/_internal/_constants/PUSH)
- [`PULL`](https://reference.langchain.com/python/langgraph/_internal/_constants/PULL)
- [`NS_SEP`](https://reference.langchain.com/python/langgraph/_internal/_constants/NS_SEP)
- [`NS_END`](https://reference.langchain.com/python/langgraph/_internal/_constants/NS_END)
- [`CONF`](https://reference.langchain.com/python/langgraph/_internal/_constants/CONF)
- [`NULL_TASK_ID`](https://reference.langchain.com/python/langgraph/_internal/_constants/NULL_TASK_ID)
- [`OVERWRITE`](https://reference.langchain.com/python/langgraph/_internal/_constants/OVERWRITE)
- [`RESERVED`](https://reference.langchain.com/python/langgraph/_internal/_constants/RESERVED)
- [`logger`](https://reference.langchain.com/python/langgraph/_internal/_serde/logger)
- [`MISSING`](https://reference.langchain.com/python/langgraph/_internal/_typing/MISSING)
- [`EMPTY_SEQ`](https://reference.langchain.com/python/langgraph/_internal/_typing/EMPTY_SEQ)
- [`value`](https://reference.langchain.com/python/langgraph/channels/any_value/AnyValue/value)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/any_value/AnyValue/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/any_value/AnyValue/UpdateType)
- [`value`](https://reference.langchain.com/python/langgraph/channels/ephemeral_value/EphemeralValue/value)
- [`guard`](https://reference.langchain.com/python/langgraph/channels/ephemeral_value/EphemeralValue/guard)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/ephemeral_value/EphemeralValue/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/ephemeral_value/EphemeralValue/UpdateType)
- [`names`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValue/names)
- [`seen`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValue/seen)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValue/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValue/UpdateType)
- [`names`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValueAfterFinish/names)
- [`seen`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValueAfterFinish/seen)
- [`finished`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValueAfterFinish/finished)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValueAfterFinish/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/named_barrier_value/NamedBarrierValueAfterFinish/UpdateType)
- [`accumulate`](https://reference.langchain.com/python/langgraph/channels/topic/Topic/accumulate)
- [`values`](https://reference.langchain.com/python/langgraph/channels/topic/Topic/values)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/topic/Topic/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/topic/Topic/UpdateType)
- [`Value`](https://reference.langchain.com/python/langgraph/channels/base/Value)
- [`Update`](https://reference.langchain.com/python/langgraph/channels/base/Update)
- [`Checkpoint`](https://reference.langchain.com/python/langgraph/channels/base/Checkpoint)
- [`typ`](https://reference.langchain.com/python/langgraph/channels/base/BaseChannel/typ)
- [`key`](https://reference.langchain.com/python/langgraph/channels/base/BaseChannel/key)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/base/BaseChannel/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/base/BaseChannel/UpdateType)
- [`value`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValue/value)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValue/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValue/UpdateType)
- [`value`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValueAfterFinish/value)
- [`finished`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValueAfterFinish/finished)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValueAfterFinish/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/last_value/LastValueAfterFinish/UpdateType)
- [`guard`](https://reference.langchain.com/python/langgraph/channels/untracked_value/UntrackedValue/guard)
- [`value`](https://reference.langchain.com/python/langgraph/channels/untracked_value/UntrackedValue/value)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/untracked_value/UntrackedValue/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/untracked_value/UntrackedValue/UpdateType)
- [`operator`](https://reference.langchain.com/python/langgraph/channels/binop/BinaryOperatorAggregate/operator)
- [`value`](https://reference.langchain.com/python/langgraph/channels/binop/BinaryOperatorAggregate/value)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/binop/BinaryOperatorAggregate/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/binop/BinaryOperatorAggregate/UpdateType)
- [`value`](https://reference.langchain.com/python/langgraph/channels/delta/DeltaChannel/value)
- [`reducer`](https://reference.langchain.com/python/langgraph/channels/delta/DeltaChannel/reducer)
- [`snapshot_frequency`](https://reference.langchain.com/python/langgraph/channels/delta/DeltaChannel/snapshot_frequency)
- [`typ`](https://reference.langchain.com/python/langgraph/channels/delta/DeltaChannel/typ)
- [`ValueType`](https://reference.langchain.com/python/langgraph/channels/delta/DeltaChannel/ValueType)
- [`UpdateType`](https://reference.langchain.com/python/langgraph/channels/delta/DeltaChannel/UpdateType)
- [`func`](https://reference.langchain.com/python/langgraph/func/_TaskFunction/func)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/func/_TaskFunction/retry_policy)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/func/_TaskFunction/cache_policy)
- [`timeout`](https://reference.langchain.com/python/langgraph/func/_TaskFunction/timeout)
- [`R`](https://reference.langchain.com/python/langgraph/func/R)
- [`S`](https://reference.langchain.com/python/langgraph/func/S)
- [`checkpointer`](https://reference.langchain.com/python/langgraph/func/entrypoint/checkpointer)
- [`store`](https://reference.langchain.com/python/langgraph/func/entrypoint/store)
- [`cache`](https://reference.langchain.com/python/langgraph/func/entrypoint/cache)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/func/entrypoint/cache_policy)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/func/entrypoint/retry_policy)
- [`timeout`](https://reference.langchain.com/python/langgraph/func/entrypoint/timeout)
- [`context_schema`](https://reference.langchain.com/python/langgraph/func/entrypoint/context_schema)
- [`value`](https://reference.langchain.com/python/langgraph/func/entrypoint/final/value)
- [`save`](https://reference.langchain.com/python/langgraph/func/entrypoint/final/save)
- [`V`](https://reference.langchain.com/python/langgraph/managed/base/V)
- [`U`](https://reference.langchain.com/python/langgraph/managed/base/U)
- [`ManagedValueSpec`](https://reference.langchain.com/python/langgraph/managed/base/ManagedValueSpec)
- [`ManagedValueMapping`](https://reference.langchain.com/python/langgraph/managed/base/ManagedValueMapping)
- [`IsLastStep`](https://reference.langchain.com/python/langgraph/managed/is_last_step/IsLastStep)
- [`RemainingSteps`](https://reference.langchain.com/python/langgraph/managed/is_last_step/RemainingSteps)
- [`T`](https://reference.langchain.com/python/langgraph/pregel/_messages/T)
- [`Meta`](https://reference.langchain.com/python/langgraph/pregel/_messages/Meta)
- [`run_inline`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandler/run_inline)
- [`stream`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandler/stream)
- [`subgraphs`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandler/subgraphs)
- [`metadata`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandler/metadata)
- [`seen`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandler/seen)
- [`parent_ns`](https://reference.langchain.com/python/langgraph/pregel/_messages/StreamMessagesHandler/parent_ns)
- [`logger`](https://reference.langchain.com/python/langgraph/pregel/_retry/logger)
- [`SUPPORTS_EXC_NOTES`](https://reference.langchain.com/python/langgraph/pregel/_retry/SUPPORTS_EXC_NOTES)
- [`SUPPORTS_TASK_CANCELLING`](https://reference.langchain.com/python/langgraph/pregel/_retry/SUPPORTS_TASK_CANCELLING)
- [`run_timeout_secs`](https://reference.langchain.com/python/langgraph/pregel/_retry/_ResolvedTimeout/run_timeout_secs)
- [`idle_timeout_secs`](https://reference.langchain.com/python/langgraph/pregel/_retry/_ResolvedTimeout/idle_timeout_secs)
- [`refresh_on`](https://reference.langchain.com/python/langgraph/pregel/_retry/_ResolvedTimeout/refresh_on)
- [`task_id`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/task_id)
- [`task_name`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/task_name)
- [`attempt`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/attempt)
- [`run_id`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/run_id)
- [`thread_id`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/thread_id)
- [`checkpoint_ns`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/checkpoint_ns)
- [`started_at`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/started_at)
- [`run_timeout_secs`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/run_timeout_secs)
- [`idle_timeout_secs`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/idle_timeout_secs)
- [`refresh_on`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptContext/refresh_on)
- [`context`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptEvent/context)
- [`event`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptEvent/event)
- [`progress_at`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptEvent/progress_at)
- [`finished_at`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptEvent/finished_at)
- [`status`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptEvent/status)
- [`error_type`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptEvent/error_type)
- [`error_message`](https://reference.langchain.com/python/langgraph/pregel/_retry/_AttemptEvent/error_message)
- [`run_inline`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/run_inline)
- [`on_llm_start`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_llm_start)
- [`on_chat_model_start`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_chat_model_start)
- [`on_llm_new_token`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_llm_new_token)
- [`on_llm_end`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_llm_end)
- [`on_llm_error`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_llm_error)
- [`on_chain_start`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_chain_start)
- [`on_chain_end`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_chain_end)
- [`on_chain_error`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_chain_error)
- [`on_tool_start`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_tool_start)
- [`on_tool_end`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_tool_end)
- [`on_tool_error`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_tool_error)
- [`on_retriever_start`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_retriever_start)
- [`on_retriever_end`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_retriever_end)
- [`on_retriever_error`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_retriever_error)
- [`on_agent_action`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_agent_action)
- [`on_agent_finish`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_agent_finish)
- [`on_text`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_text)
- [`on_retry`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_retry)
- [`on_custom_event`](https://reference.langchain.com/python/langgraph/pregel/_retry/_IdleProgressCallbackHandler/on_custom_event)
- [`nodes`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/nodes)
- [`channels`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/channels)
- [`stream_mode`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/stream_mode)
- [`stream_eager`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/stream_eager)
- [`output_channels`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/output_channels)
- [`stream_channels`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/stream_channels)
- [`interrupt_after_nodes`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/interrupt_after_nodes)
- [`interrupt_before_nodes`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/interrupt_before_nodes)
- [`input_channels`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/input_channels)
- [`step_timeout`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/step_timeout)
- [`debug`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/debug)
- [`checkpointer`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/checkpointer)
- [`store`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/store)
- [`cache`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/cache)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/retry_policy)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/cache_policy)
- [`context_schema`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/context_schema)
- [`config`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/config)
- [`name`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/name)
- [`trigger_to_nodes`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/trigger_to_nodes)
- [`node_error_handler_map`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/node_error_handler_map)
- [`stream_transformers`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/stream_transformers)
- [`InputType`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/InputType)
- [`OutputType`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/OutputType)
- [`stream_channels_list`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/stream_channels_list)
- [`stream_channels_asis`](https://reference.langchain.com/python/langgraph/pregel/main/Pregel/stream_channels_asis)
- [`CACHE`](https://reference.langchain.com/python/langgraph/pregel/_call/CACHE)
- [`P`](https://reference.langchain.com/python/langgraph/pregel/_call/P)
- [`P1`](https://reference.langchain.com/python/langgraph/pregel/_call/P1)
- [`T`](https://reference.langchain.com/python/langgraph/pregel/_call/T)
- [`GetNextVersion`](https://reference.langchain.com/python/langgraph/pregel/_algo/GetNextVersion)
- [`SUPPORTS_EXC_NOTES`](https://reference.langchain.com/python/langgraph/pregel/_algo/SUPPORTS_EXC_NOTES)
- [`path`](https://reference.langchain.com/python/langgraph/pregel/_algo/WritesProtocol/path)
- [`name`](https://reference.langchain.com/python/langgraph/pregel/_algo/WritesProtocol/name)
- [`writes`](https://reference.langchain.com/python/langgraph/pregel/_algo/WritesProtocol/writes)
- [`triggers`](https://reference.langchain.com/python/langgraph/pregel/_algo/WritesProtocol/triggers)
- [`path`](https://reference.langchain.com/python/langgraph/pregel/_algo/PregelTaskWrites/path)
- [`name`](https://reference.langchain.com/python/langgraph/pregel/_algo/PregelTaskWrites/name)
- [`writes`](https://reference.langchain.com/python/langgraph/pregel/_algo/PregelTaskWrites/writes)
- [`triggers`](https://reference.langchain.com/python/langgraph/pregel/_algo/PregelTaskWrites/triggers)
- [`func`](https://reference.langchain.com/python/langgraph/pregel/_algo/Call/func)
- [`input`](https://reference.langchain.com/python/langgraph/pregel/_algo/Call/input)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/pregel/_algo/Call/retry_policy)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/pregel/_algo/Call/cache_policy)
- [`callbacks`](https://reference.langchain.com/python/langgraph/pregel/_algo/Call/callbacks)
- [`timeout`](https://reference.langchain.com/python/langgraph/pregel/_algo/Call/timeout)
- [`PUSH_TRIGGER`](https://reference.langchain.com/python/langgraph/pregel/_algo/PUSH_TRIGGER)
- [`LAZY_ATOMIC_COUNTER_LOCK`](https://reference.langchain.com/python/langgraph/pregel/_algo/LAZY_ATOMIC_COUNTER_LOCK)
- [`LATEST_VERSION`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/LATEST_VERSION)
- [`GetNextVersion`](https://reference.langchain.com/python/langgraph/pregel/_checkpoint/GetNextVersion)
- [`logger`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/logger)
- [`output`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/output)
- [`interrupted`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/interrupted)
- [`interrupts`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/interrupts)
- [`values`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/values)
- [`messages`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/messages)
- [`subgraphs`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/subgraphs)
- [`tool_calls`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/tool_calls)
- [`extensions`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_RemoteGraphRunStream/extensions)
- [`values`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_AsyncRemoteGraphRunStream/values)
- [`messages`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_AsyncRemoteGraphRunStream/messages)
- [`subgraphs`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_AsyncRemoteGraphRunStream/subgraphs)
- [`tool_calls`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_AsyncRemoteGraphRunStream/tool_calls)
- [`extensions`](https://reference.langchain.com/python/langgraph/pregel/_remote_run_stream/_AsyncRemoteGraphRunStream/extensions)
- [`TYPE_SEND`](https://reference.langchain.com/python/langgraph/pregel/_write/TYPE_SEND)
- [`R`](https://reference.langchain.com/python/langgraph/pregel/_write/R)
- [`SKIP_WRITE`](https://reference.langchain.com/python/langgraph/pregel/_write/SKIP_WRITE)
- [`PASSTHROUGH`](https://reference.langchain.com/python/langgraph/pregel/_write/PASSTHROUGH)
- [`channel`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteEntry/channel)
- [`value`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteEntry/value)
- [`skip_none`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteEntry/skip_none)
- [`mapper`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteEntry/mapper)
- [`mapper`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteTupleEntry/mapper)
- [`value`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteTupleEntry/value)
- [`static`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWriteTupleEntry/static)
- [`writes`](https://reference.langchain.com/python/langgraph/pregel/_write/ChannelWrite/writes)
- [`StreamChunk`](https://reference.langchain.com/python/langgraph/pregel/protocol/StreamChunk)
- [`modes`](https://reference.langchain.com/python/langgraph/pregel/protocol/StreamProtocol/modes)
- [`TASK_NAMESPACE`](https://reference.langchain.com/python/langgraph/pregel/debug/TASK_NAMESPACE)
- [`COLOR_MAPPING`](https://reference.langchain.com/python/langgraph/pregel/debug/COLOR_MAPPING)
- [`logger`](https://reference.langchain.com/python/langgraph/pregel/remote/logger)
- [`assistant_id`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteGraph/assistant_id)
- [`name`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteGraph/name)
- [`config`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteGraph/config)
- [`distributed_tracing`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteGraph/distributed_tracing)
- [`client`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteGraph/client)
- [`sync_client`](https://reference.langchain.com/python/langgraph/pregel/remote/RemoteGraph/sync_client)
- [`P`](https://reference.langchain.com/python/langgraph/pregel/_executor/P)
- [`T`](https://reference.langchain.com/python/langgraph/pregel/_executor/T)
- [`stack`](https://reference.langchain.com/python/langgraph/pregel/_executor/BackgroundExecutor/stack)
- [`executor`](https://reference.langchain.com/python/langgraph/pregel/_executor/BackgroundExecutor/executor)
- [`tasks`](https://reference.langchain.com/python/langgraph/pregel/_executor/BackgroundExecutor/tasks)
- [`tasks`](https://reference.langchain.com/python/langgraph/pregel/_executor/AsyncBackgroundExecutor/tasks)
- [`sentinel`](https://reference.langchain.com/python/langgraph/pregel/_executor/AsyncBackgroundExecutor/sentinel)
- [`loop`](https://reference.langchain.com/python/langgraph/pregel/_executor/AsyncBackgroundExecutor/loop)
- [`semaphore`](https://reference.langchain.com/python/langgraph/pregel/_executor/AsyncBackgroundExecutor/semaphore)
- [`READ_TYPE`](https://reference.langchain.com/python/langgraph/pregel/_read/READ_TYPE)
- [`INPUT_CACHE_KEY_TYPE`](https://reference.langchain.com/python/langgraph/pregel/_read/INPUT_CACHE_KEY_TYPE)
- [`channel`](https://reference.langchain.com/python/langgraph/pregel/_read/ChannelRead/channel)
- [`fresh`](https://reference.langchain.com/python/langgraph/pregel/_read/ChannelRead/fresh)
- [`mapper`](https://reference.langchain.com/python/langgraph/pregel/_read/ChannelRead/mapper)
- [`DEFAULT_BOUND`](https://reference.langchain.com/python/langgraph/pregel/_read/DEFAULT_BOUND)
- [`channels`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/channels)
- [`triggers`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/triggers)
- [`mapper`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/mapper)
- [`writers`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/writers)
- [`bound`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/bound)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/retry_policy)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/cache_policy)
- [`timeout`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/timeout)
- [`tags`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/tags)
- [`metadata`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/metadata)
- [`is_error_handler`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/is_error_handler)
- [`error_handler_node`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/error_handler_node)
- [`subgraphs`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/subgraphs)
- [`flat_writers`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/flat_writers)
- [`node`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/node)
- [`input_cache_key`](https://reference.langchain.com/python/langgraph/pregel/_read/PregelNode/input_cache_key)
- [`nonlocals`](https://reference.langchain.com/python/langgraph/pregel/_utils/FunctionNonLocals/nonlocals)
- [`loads`](https://reference.langchain.com/python/langgraph/pregel/_utils/NonLocals/loads)
- [`stores`](https://reference.langchain.com/python/langgraph/pregel/_utils/NonLocals/stores)
- [`F`](https://reference.langchain.com/python/langgraph/pregel/_runner/F)
- [`E`](https://reference.langchain.com/python/langgraph/pregel/_runner/E)
- [`EXCLUDED_FRAME_FNAMES`](https://reference.langchain.com/python/langgraph/pregel/_runner/EXCLUDED_FRAME_FNAMES)
- [`SKIP_RERAISE_SET`](https://reference.langchain.com/python/langgraph/pregel/_runner/SKIP_RERAISE_SET)
- [`event`](https://reference.langchain.com/python/langgraph/pregel/_runner/FuturesDict/event)
- [`callback`](https://reference.langchain.com/python/langgraph/pregel/_runner/FuturesDict/callback)
- [`should_stop`](https://reference.langchain.com/python/langgraph/pregel/_runner/FuturesDict/should_stop)
- [`counter`](https://reference.langchain.com/python/langgraph/pregel/_runner/FuturesDict/counter)
- [`done`](https://reference.langchain.com/python/langgraph/pregel/_runner/FuturesDict/done)
- [`lock`](https://reference.langchain.com/python/langgraph/pregel/_runner/FuturesDict/lock)
- [`submit`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/submit)
- [`put_writes`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/put_writes)
- [`use_astream`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/use_astream)
- [`node_finished`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/node_finished)
- [`node_error_handler_map`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/node_error_handler_map)
- [`error_handler_nodes`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/error_handler_nodes)
- [`schedule_error_handler`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/schedule_error_handler)
- [`aschedule_error_handler`](https://reference.langchain.com/python/langgraph/pregel/_runner/PregelRunner/aschedule_error_handler)
- [`T`](https://reference.langchain.com/python/langgraph/pregel/_tools/T)
- [`ToolCallWriter`](https://reference.langchain.com/python/langgraph/pregel/_tools/ToolCallWriter)
- [`run_inline`](https://reference.langchain.com/python/langgraph/pregel/_tools/StreamToolCallHandler/run_inline)
- [`stream`](https://reference.langchain.com/python/langgraph/pregel/_tools/StreamToolCallHandler/stream)
- [`subgraphs`](https://reference.langchain.com/python/langgraph/pregel/_tools/StreamToolCallHandler/subgraphs)
- [`parent_ns`](https://reference.langchain.com/python/langgraph/pregel/_tools/StreamToolCallHandler/parent_ns)
- [`logger`](https://reference.langchain.com/python/langgraph/pregel/_log/logger)
- [`source`](https://reference.langchain.com/python/langgraph/pregel/_draw/Edge/source)
- [`target`](https://reference.langchain.com/python/langgraph/pregel/_draw/Edge/target)
- [`conditional`](https://reference.langchain.com/python/langgraph/pregel/_draw/Edge/conditional)
- [`data`](https://reference.langchain.com/python/langgraph/pregel/_draw/Edge/data)
- [`source`](https://reference.langchain.com/python/langgraph/pregel/_draw/TriggerEdge/source)
- [`conditional`](https://reference.langchain.com/python/langgraph/pregel/_draw/TriggerEdge/conditional)
- [`data`](https://reference.langchain.com/python/langgraph/pregel/_draw/TriggerEdge/data)
- [`V`](https://reference.langchain.com/python/langgraph/pregel/_loop/V)
- [`P`](https://reference.langchain.com/python/langgraph/pregel/_loop/P)
- [`WritesT`](https://reference.langchain.com/python/langgraph/pregel/_loop/WritesT)
- [`config`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/config)
- [`store`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/store)
- [`stream`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/stream)
- [`step`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/step)
- [`stop`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/stop)
- [`input`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/input)
- [`cache`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/cache)
- [`checkpointer`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpointer)
- [`nodes`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/nodes)
- [`specs`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/specs)
- [`input_keys`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/input_keys)
- [`output_keys`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/output_keys)
- [`stream_keys`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/stream_keys)
- [`is_replaying`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/is_replaying)
- [`is_nested`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/is_nested)
- [`manager`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/manager)
- [`interrupt_after`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/interrupt_after)
- [`interrupt_before`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/interrupt_before)
- [`durability`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/durability)
- [`retry_policy`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/retry_policy)
- [`cache_policy`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/cache_policy)
- [`checkpointer_get_next_version`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpointer_get_next_version)
- [`checkpointer_put_writes`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpointer_put_writes)
- [`checkpointer_put_writes_accepts_task_path`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpointer_put_writes_accepts_task_path)
- [`submit`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/submit)
- [`channels`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/channels)
- [`managed`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/managed)
- [`checkpoint`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpoint)
- [`checkpoint_id_saved`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpoint_id_saved)
- [`checkpoint_ns`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpoint_ns)
- [`checkpoint_config`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpoint_config)
- [`checkpoint_metadata`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpoint_metadata)
- [`checkpoint_pending_writes`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpoint_pending_writes)
- [`checkpoint_previous_versions`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/checkpoint_previous_versions)
- [`prev_checkpoint_config`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/prev_checkpoint_config)
- [`status`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/status)
- [`control`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/control)
- [`tasks`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/tasks)
- [`output`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/output)
- [`updated_channels`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/updated_channels)
- [`trigger_to_nodes`](https://reference.langchain.com/python/langgraph/pregel/_loop/PregelLoop/trigger_to_nodes)
- [`stack`](https://reference.langchain.com/python/langgraph/pregel/_loop/SyncPregelLoop/stack)
- [`checkpointer_get_next_version`](https://reference.langchain.com/python/langgraph/pregel/_loop/SyncPregelLoop/checkpointer_get_next_version)
- [`checkpointer_put_writes`](https://reference.langchain.com/python/langgraph/pregel/_loop/SyncPregelLoop/checkpointer_put_writes)
- [`checkpointer_put_writes_accepts_task_path`](https://reference.langchain.com/python/langgraph/pregel/_loop/SyncPregelLoop/checkpointer_put_writes_accepts_task_path)
- [`stack`](https://reference.langchain.com/python/langgraph/pregel/_loop/AsyncPregelLoop/stack)
- [`checkpointer_get_next_version`](https://reference.langchain.com/python/langgraph/pregel/_loop/AsyncPregelLoop/checkpointer_get_next_version)
- [`checkpointer_put_writes`](https://reference.langchain.com/python/langgraph/pregel/_loop/AsyncPregelLoop/checkpointer_put_writes)
- [`checkpointer_put_writes_accepts_task_path`](https://reference.langchain.com/python/langgraph/pregel/_loop/AsyncPregelLoop/checkpointer_put_writes_accepts_task_path)