LangChain Reference home page

GitHub
Main Docs

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

Overview Graphs Functional API Pregel Checkpointing Storage Caching Types Runtime Config Errors Constants Channels Agents

LangGraph Supervisor

LangGraph Swarm

Language

Theme

PythonlanggraphgraphmessageMessages

Type●Since v0.1

Messages

Copy

Messages = list[MessageLikeRepresentation] | MessageLikeRepresentation

View source on GitHub