LangChain Reference home pageLangChain ReferenceLangChain Reference
  • GitHub
  • Main Docs
Deep Agents
LangChain
LangGraph
Integrations
LangSmith
  • Overview
  • Graphs
  • Functional API
  • Pregel
  • Checkpointing
  • Storage
  • Caching
  • Types
  • Runtime
  • Config
  • Errors
  • Constants
  • Channels
  • Agents
LangGraph CLI
LangGraph SDK
LangGraph Supervisor
LangGraph Swarm
⌘I

LangChain Assistant

Ask a question to get started

Enter to send•Shift+Enter new line

Menu

OverviewGraphsFunctional APIPregelCheckpointingStorageCachingTypesRuntimeConfigErrorsConstantsChannelsAgents
LangGraph CLI
LangGraph SDK
LangGraph Supervisor
LangGraph Swarm
Language
Theme
PythonlanggraphconstantsTAG_HIDDEN
Attribute●Since v0.1

TAG_HIDDEN

Tag to hide a node/edge from certain tracing/streaming environments.

Copy
TAG_HIDDEN = sys.intern('langsmith:hidden')
View source on GitHub