{"name":"LangGraph","tagline":"Graph-based agent orchestration from LangChain — stateful and controllable.","url":"https://www.langchain.com/langgraph","category":"agents","pricing":"freemium","price_note":"framework free open-source; LangSmith Plus $39/seat/mo","free_tier":true,"open_source":true,"api":true,"self_host":true,"model_routing":"byok","verdict":"ship","verdict_text":"Production agents need explicit state, human checkpoints, and replay — LangGraph delivers all three. The learning curve is real, mostly because LangChain leaks through the abstractions. Overkill for a simple single-agent script; hard to beat once a workflow has to stay observable.","limitations":["Learning curve is real; LangChain abstractions leak through.","Docs sprawl across the whole LangChain ecosystem.","Overkill for simple single-agent tasks.","LangGraph Platform renamed LangSmith Deployment; usage billed in LCU/LSU."],"strengths":["Explicit state, human checkpoints and replay — what production agents actually need.","Hard to beat once a workflow has to stay observable."],"use_for":["Multi-step agents that must pause, resume and be inspected.","Teams already in the LangChain orbit who need a real graph, not a chain demo."],"skip_when":["The job is a simple single-agent script.","You will not climb the LangChain leak-through learning curve.","Docs sprawl across the ecosystem is a non-starter."],"receipts":["https://github.com/langchain-ai/langgraph"],"affiliate":"none","evidence_tier":"source-verified","momentum":"blueshift","featured":false,"data_sensitivity":{"trains_on_inputs":"unknown","local_processing":true},"last_verified":"2026-08-19","observed_by":"whysanesanders","slug":"langgraph","canonical_url":"https://noemium.com/tools/langgraph/","attribution":"Noemium catalog data is licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). See https://noemium.com/method/ for how entries are verified."}