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langgraph

AI Agents & Assistants

Build resilient language agents as graphs.

Python Latest 1.2.4 · 1d ago Security brief →

Features

  • Supports durable execution for long‑running agents that resume after failures
  • Enables human‑in‑the‑loop oversight to inspect or modify agent state at any point
  • Provides comprehensive memory with short‑term working and long‑term persistent stores
  • Integrates debugging tools via LangSmith for tracing and runtime metrics

Recent releases

View all 95 releases →
No immediate action
1.2.4 Bug fix

_on_started fix

No immediate action
1.2.3 Mixed

v3 streaming, subagent naming, websocket streams

No immediate action
sdk==0.4.2 Bug fix

Fix thread_id encoding

No immediate action
sdk==0.4.1 New feature

v3 streaming + stream decoders

No immediate action
sdk==0.4.0 New feature

Streaming features

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Install & Platforms

Install via
pip

Community & Support

Beta — feedback welcome: [email protected]