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LangGraph

08 agent-communication/LangChain/ACTIVE/aka LangGraph Platform, langgraph-swarm

LangGraph is LangChain's agent orchestration framework — durable stateful graphs with supervisor and swarm multi-agent patterns, checkpointing, and LangGraph Platform for deployment.

SEC.01

What it does

  • 01Stateful graph runtime
  • 02Supervisor and swarm patterns
  • 03Durable execution and checkpoints
  • 04LangGraph Platform hosting
  • 05LangSmith tracing
SEC.02

Who it's for

Teams that want fine-grained control over agent state and handoffs rather than a role-play metaphor.

PRICING

Pricing

Free OSS; LangGraph Platform paid tiers. List prices as checked against the vendor's pricing page on 2026-09-25; plans change often, so confirm before deciding.

caveat · before you adopt

Lower-level than CrewAI — more control, more assembly; the slick deploy path lives in LangSmith's paid tiers.

ALT

Other agent communication platforms (12)

OpenScout / Scout

OpenScout · agent-communication

cli/api · local · Free (OSS), local

A2A Protocol

A2A Project · agent-communication

api · local/cloud · Open protocol (free)

AGNTCY

AGNTCY · agent-communication

api · local/cloud · Free (OSS, Apache-2.0)

Agent Network Protocol

Community / OSS · agent-communication

api · local/cloud · Open protocol (free)

NANDA

NANDA (MIT Media Lab) · agent-communication

api · local/cloud · Free (research project)

BeeAI

IBM · agent-communication

api/cli · local/cloud · Free (OSS, Apache-2.0)

CrewAI

CrewAI · agent-communication

api/cli · local/cloud · Free OSS core; CrewAI Enterprise paid (verify)

Microsoft Agent Framework

Microsoft · agent-communication

api · local/cloud · Free OSS (MIT); Azure hosting via Foundry

MetaGPT

DeepWisdom · agent-communication

api/cli · local/cloud · Free OSS; MGX hosted product paid (verify)

CAMEL

CAMEL-AI · agent-communication

api · local/cloud · Free (OSS, Apache-2.0)

Agency Swarm

VRSEN · agent-communication

api · local/cloud · Free (OSS)

OpenAI Agents SDK

OpenAI · agent-communication

api · local/cloud · Free (OSS SDK); model usage metered
FAQ

Frequently asked

What is LangGraph?

LangGraph is LangChain's agent orchestration framework — durable stateful graphs with supervisor and swarm multi-agent patterns, checkpointing, and LangGraph Platform for deployment.

Who is LangGraph for?

Teams that want fine-grained control over agent state and handoffs rather than a role-play metaphor.

How much does LangGraph cost?

Free OSS; LangGraph Platform paid tiers. List prices as checked against the vendor's pricing page on 2026-09-25; plans change often, so confirm before deciding.

Does LangGraph run locally or in the cloud?

LangGraph runs locally on your machine and in the vendor's cloud. Its interfaces are an API or protocol.

What are alternatives to LangGraph?

Other agent communication platform entries in the catalog: OpenScout / Scout, A2A Protocol, AGNTCY, Agent Network Protocol, NANDA, BeeAI, CrewAI, Microsoft Agent Framework, MetaGPT, CAMEL, Agency Swarm, OpenAI Agents SDK. Different categories solve the same problem differently — see the Agent communication & collaboration category page for tradeoffs.

What should I know before adopting LangGraph?

Lower-level than CrewAI — more control, more assembly; the slick deploy path lives in LangSmith's paid tiers.