OpenManus vs gpt-oss
OpenManus and gpt-oss share 8 technologies: FastAPI, uvicorn, MCP, tiktoken, html2text, Pydantic, docker, and structlog. Both are written in Python.
LinkedInWhat they share and what sets them apart
FoundationAgents
OpenManus
No fortress, purely open ground. OpenManus is Coming.
Python58.9kRead on November 5, 2026, at commit 3309bf4What is OpenManus built with?Only in OpenManus
In common
openai
gpt-oss
gpt-oss-120b and gpt-oss-20b are two open-weight language models by OpenAI
Python20.5kRead on November 5, 2026, at commit 2770201What is gpt-oss built with?Only in gpt-oss
Side by side
OpenManusgpt-oss
SizeLines written by people and agents, without generated ones; code files, without tests.
OpenManus12,674 lines written77 code files
gpt-oss11,654 lines written36 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
OpenManus0% of its commits signed by AI
gpt-oss0% of its commits signed by AI
ActivityFrom GitHub and its history, on the day SeeRepo read it.
OpenManusLast push November 2, 2026397 commits58,883 stars
gpt-ossLast push October 29, 2026129 commits20,514 stars
TestsThe files that test the code, and the share of code files a test imports.
OpenManus7 test files16.9% of its code files have a test that imports them
gpt-oss9 test files
Frequently asked questions
Which is bigger, OpenManus or gpt-oss?
OpenManus, with 12,674 lines written; gpt-oss has 11,654.
The proof: FoundationAgents/OpenManus's code at commit 3309bf4
Which has more GitHub stars, OpenManus or gpt-oss?
OpenManus, with 58,883 stars; gpt-oss has 20,514.
The proof: FoundationAgents/OpenManus on GitHub
Which has more tests, OpenManus or gpt-oss?
gpt-oss, with 9 test files; OpenManus has 7.
The proof: openai/gpt-oss's code at commit 2770201
Which was updated more recently, OpenManus or gpt-oss?
OpenManus: its last push was on November 2, 2026, and gpt-oss's on October 29, 2026.
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