LangGraph

Profile

Overview

The bottom line — what this framework is, who it's for, and when to walk away.

Bottom Line Up Front

LangGraph is a low-level orchestration framework for building stateful, long-running agents, offering fine-grained control over mixed deterministic and LLM-driven steps. It emphasizes durable execution, persistence, and human-in-the-loop capabilities, integrating with LangChain components for models and tools.

Best For

Building bespoke, stateful, long-running agents needing fine-grained control over mixed deterministic and LLM steps.

Avoid If

Seeking high-level abstractions or prebuilt agent architectures for common LLM and tool-calling loops.

Strengths

  • +Offers fine-grained control to mix deterministic, hand-coded steps with LLM-driven agentic steps in a single graph.
  • +Provides durable execution, allowing agents to persist through failures and resume operations.
  • +Supports human-in-the-loop interaction, enabling inspection and modification of agent state at any point.
  • +Includes comprehensive memory for both short-term working memory and long-term memory across sessions.
  • +Integrates with LangSmith for deep visibility, tracing, debugging, and production-ready deployment of agents.
  • +Can be used standalone without requiring the broader LangChain framework.

Weaknesses

  • It is a very low-level framework, requiring familiarity with agent components like models and tools.
  • It does not abstract prompts or agent architecture, focusing solely on orchestration.
  • Beginners or those seeking higher-level abstractions may find it too complex and are recommended to use LangChain's prebuilt agents.
  • Requires explicit integration with external components for LLM models and tools.

Project Health

Is this project alive, well-maintained, and safe to bet on long-term?

Stars

40,300

Open Issues

713

Last Commit

3d ago

Commit Frequency

9x/week

Bus Factor Score

8 / 10

Maintainers

100

Latest Version

sdk==0.4.3

Total Releases

99

Repo Age

3y

Forks

6,793

Monthly Downloads

70.8M

last 30 days

Versions Published

276

Known Vulnerabilities

1Highest: Moderate

Dependent Repos

0

public repos using this

Fit

Does it support the workflows, patterns, and capabilities your team actually needs?

State Management

LangGraph manages state for long-running agents by providing durable execution, persistence, and comprehensive memory for both short-term reasoning and long-term sessions.

Perspective

Your expertise shapes what we build next.

We build for engineers who make real architectural decisions. If something is missing, inaccurate, or could be more useful — we want to hear it.

Last updated: 24 August 2026

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