hermes-agent vs skyvern

hermes-agent and skyvern share 12 technologies: React, FastAPI, Vite, Rich, Zod, Tailwind CSS, class-variance-authority, tailwind-merge, dnd-kit, cmdk, CodeMirror, and yaml. Both are written in Python.

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What they share and what sets them apart

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
hermes-agent3,858,936 lines written5,274 code files
skyvern1,813,127 lines written2,932 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.
hermes-agent2.2% of its commits signed by AIWith Claude Code, Cursor, Codex, GitHub Copilot, Devin, OpenHands, Factory, Jules, and Crush
skyvern4.4% of its commits signed by AIWith Claude Code, Cursor, GitHub Copilot, CodeRabbit, and Codex
ActivityFrom GitHub and its history, on the day SeeRepo read it.
hermes-agentLast push November 4, 202658,269 commits260,334 stars
skyvernLast push November 4, 20267,279 commits23,341 stars
TestsThe files that test the code, and the share of code files a test imports.
hermes-agent10,042 test files65.7% of its code files have a test that imports them
skyvern1,702 test files49.2% of its code files have a test that imports them

Frequently asked questions

Which is bigger, hermes-agent or skyvern?
hermes-agent, with 3,858,936 lines written; skyvern has 1,813,127.

The proof: NousResearch/hermes-agent's code at commit 71736c9

Which has more GitHub stars, hermes-agent or skyvern?
hermes-agent, with 260,334 stars; skyvern has 23,341.

The proof: NousResearch/hermes-agent on GitHub

Which has more tests, hermes-agent or skyvern?
hermes-agent, with 10,042 test files; skyvern has 1,702.

The proof: NousResearch/hermes-agent's code at commit 71736c9

Which was updated more recently, hermes-agent or skyvern?
Both got their last push on November 4, 2026.

The proof: NousResearch/hermes-agent's commits on GitHub

Which has more commits signed by AI, hermes-agent or skyvern?
skyvern: an AI signed 4.4% of its commits, with Claude Code, Cursor, GitHub Copilot, CodeRabbit, and Codex; in hermes-agent, 2.2%.

The proof: the commits each tool signed in Skyvern-AI/skyvern

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