LangGraph
Framework for building stateful, controllable AI agents
FreeAI AgentsOpen Source7 impressions
LangGraph is an open-source framework for building stateful, controllable AI agents with memory, streaming, and human-in-the-loop support.
- for
- Developers building complex, production-grade AI agents
- pricing
- open source
- license
- MIT
- cli==0.4.32.dev0langgraph-cli==0.4.32.dev011 days ago
- cli==0.4.32langgraph-cli==0.4.3212 days ago
- 1.2.12langgraph==1.2.1214 days ago
Key features
- Human-in-the-loop controls — Add moderation and approval steps to keep agents on track.
- Expressive workflow primitives — Create single, multi-agent, or hierarchical flows with low-level building blocks.
- Persistent memory stores — Maintain conversation history and context across sessions.
- Token-by-token streaming — Stream agent reasoning and actions in real time for better UX.
- Model-agnostic runtime — Run agents with any LLM provider using high-level or fine-grained APIs.
- Open-source MIT license — Free to use and modify without licensing fees.
Use cases
- Customer support bots that need to remember prior interactions
- Complex task automation across multiple AI services
- Interactive assistants that require real-time feedback and approvals
- Multi-agent workflows for data extraction and processing
LangGraph vs alternatives
 LangGraph |  LangChain |  CrewAI |  Mastra | |
|---|---|---|---|---|
| Best for | Customizable stateful agent orchestration | General LLM app development | Multi-agent platform | TypeScript AI agents |
| Pricing | Open source | Free | Subscription | Free |
| DevHunt upvotes | 0 | 0 | 0 | 0 |
| Launched | — | — | — | — |
- LangGraph vs LangChain: LangChain is a broader LLM app framework; LangGraph focuses specifically on agent orchestration.
- LangGraph vs CrewAI: CrewAI provides a platform for multi-agent systems, whereas LangGraph is a low-level library for building them.
- LangGraph vs Mastra: Mastra is a TypeScript framework for AI agents; LangGraph is a low-level orchestration library for Python and JavaScript.
LangGraph FAQ
Is LangGraph open source and free?+
Yes, LangGraph is released under the MIT license and can be used at no cost.
Does LangGraph add performance overhead?+
No, it is designed to have no additional overhead and works with streaming workflows.
How does LangGraph differ from other agent frameworks?+
It offers a more expressive, low-level API for complex, company-specific tasks without forcing a single black-box architecture.
Can I use any LLM provider with LangGraph?+
Yes, the framework works with any model provider, letting you choose high-level abstractions or fine-grained control.
Summarized by DevHunt from langchain.com · Oct 1, 2026. Details may change; check the official site.
About this listing
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