Head to head

AgentKit vs LangGraph

AgentKit (OpenAI) and LangGraph (LangChain) both sit in Agents & Automation. LangGraph shipped more tracked changes in the last 30 days (5 vs 0). Every value below comes from the latest crawl of the vendors' own pages.

AttributeAgentKit

OpenAI

LangGraph

LangChain

SegmentAgents & AutomationAgents & Automation
Version2025Open Source
Entry costAPI usage-basedFree and open-source under MIT license.
Pricing tiers—Open Source free
Model stackGPT-5any model provider · Model-agnostic
Context window——
Public API
Routes models
Changes / 30d05
OriginGlobalUnited States
CapabilitiesAgent Builder, Connector registry, EvalsDurable execution, Human-in-the-loop, Checkpointing, Managed deployment, Agent Orchestration, Stateful multi-actor applications, Human-in-the-loop controls, Built-in memory
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