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LangGraph and OpenAI Agents SDK compared side by side on GitHub stars, downloads, language, license, capabilities, strengths and trade-offs.
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Comparing agent frameworks is the process of evaluating two or three competing libraries side by side on live community signals, technical capabilities, language, license, and trade-offs so a team can pick the one that fits its stack and roadmap.
Start with the constraints that are not negotiable: the language your team already ships in, the license your legal team will sign off on, and the deployment model you can support. A framework that fails any of those three is not really an option, no matter how popular it is.
Then look at live signals: GitHub stars and contributors show whether the project is gathering momentum, npm and PyPI downloads show whether teams are actually shipping with it, and last-commit date shows whether the maintainers are still around. Capability flags like multi-agent, streaming, tool use, human-in-the-loop, memory, and evaluations narrow the field to frameworks that match your job-to-be-done.
Finish by reading the strengths and trade-offs columns side by side. The smallest framework that covers your real requirements almost always beats the most popular one. Copy the share link once you have a comparison you trust so you can revisit it during planning.
Decisions about agent frameworks rarely happen in isolation. Pair this comparator with the directories and benchmarks that ground the rest of the stack.
Live data from GitHub and the package registries, refreshed every day.
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LangGraph is more popular on GitHub with 39.7K stars, against 29.7K for OpenAI Agents SDK. Stars measure developer interest, so also compare downloads and contributors above.
LangGraph has 283 contributors and its last commit was 1 mo ago. OpenAI Agents SDK has 391 contributors and its last commit was 1 wk ago.
LangGraph was first released in 2024 and OpenAI Agents SDK in 2025. A longer track record usually means more examples, integrations and answered questions.
LangGraph has Human in the Loop, Memory, and Evaluations built in. OpenAI Agents SDK does not, based on each project’s documentation. See the capabilities table above for the full list.
OpenAI Agents SDK has Type-Safe built in. LangGraph does not, based on each project’s documentation. See the capabilities table above for the full list.
LangGraph is a Python framework from LangChain Inc., released under the MIT license. OpenAI Agents SDK is a Python framework from OpenAI, released under the MIT license. The table above shows where their capabilities and community activity differ.
Start with the language your team already ships in. Then check which capabilities you need, such as multi-agent workflows, human approval steps or memory. Community size matters too: a larger project means more examples, integrations and answers when your team gets stuck.
PyPI downloads per month
