LangChain
Open-source orchestration for chains, agents and retrieval, plus hosted tracing.
Full LangChain record →Head to head
LangChain vs ChatGPT Agent
LangChain (LangChain) and ChatGPT Agent (OpenAI) both sit in Agents & Automation. ChatGPT Agent is the cheaper entry point at from $20/mo. ChatGPT Agent shipped more tracked changes in the last 30 days (7 vs 3). Every value below comes from the latest crawl of the vendors' own pages.
| Attribute | LangChain LangChain | ChatGPT Agent OpenAI |
|---|---|---|
| Segment | Agents & Automation | Agents & Automation |
| Version | LangSmith Cloud | gpt-6-astra |
| Entry cost | Free tier · from $39/mo | from $20/mo |
| Pricing tiers | Developer free · Plus $39 · Enterprise free | ChatGPT Plus $20 |
| Model stack | Bring your own key · Claude Fable 5.1 · GPT-5.6 Luna · GPT-5.6 Sol · GPT-5.6 Terra · LLM Gateway (supports various model providers) | GPT-5.2 · GPT-5.4 · gpt-5.6 · gpt-6-astra |
| Context window | Depends on chosen model | 196K tokens |
| Public API | ||
| Routes models | ||
| Changes / 30d | 3 | 7 |
| Origin | Global | Global |
| Capabilities | Agent abstractions, LangGraph orchestration, LangSmith tracing, Evaluations, Deployment, Tracing, Monitoring, Evaluation | Virtual browser, Terminal access, Connectors, Takeover mode, Scheduled tasks, Agents SDK, Agent Builder, Computer use |
ChatGPT Agent
Controls a virtual browser and terminal to complete tasks end to end.
Full ChatGPT Agent record →