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JavaScript@langchain/langgraph-sdkuiCustomStreamOrchestratorgetMessagesMetadata
Methodā—Since v1.8

getMessagesMetadata

Retrieve stream-level metadata for a given message.

Copy
getMessagesMetadata(message: Message, index: number): MessageMetadata<StateType> | undefined

Parameters

NameTypeDescription
message*Message

The message to look up metadata for.

indexnumber

Optional positional index used as fallback message ID.

View source on GitHub