flow vs hermes-agent

flow and hermes-agent share 3 technologies: React, Tokio, and tracing. flow is written in Rust and hermes-agent in Python.

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What they share and what sets them apart

meta

flow

Adds static typing to JavaScript to improve developer productivity and code quality.

Rust22.3kRead on November 5, 2026, at commit 4449099What is flow built with?

Only in flow

In common

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
flow1,067,786 lines written1,098 code files
hermes-agent3,858,936 lines written5,274 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.
flow0% of its commits signed by AI
hermes-agent2.2% of its commits signed by AIWith Claude Code, Cursor, Codex, GitHub Copilot, Devin, OpenHands, Factory, Jules, and Crush
ActivityFrom GitHub and its history, on the day SeeRepo read it.
flowLast push November 5, 202622,732 commits22,307 stars
hermes-agentLast push November 4, 202658,269 commits260,334 stars
TestsThe files that test the code, and the share of code files a test imports.
flow8,664 test files19.1% of its code files have a test that imports them
hermes-agent10,042 test files65.7% of its code files have a test that imports them

Frequently asked questions

Which is bigger, flow or hermes-agent?
hermes-agent, with 3,858,936 lines written; flow has 1,067,786.

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

Which has more GitHub stars, flow or hermes-agent?
hermes-agent, with 260,334 stars; flow has 22,307.

The proof: NousResearch/hermes-agent on GitHub

Which has more tests, flow or hermes-agent?
hermes-agent, with 10,042 test files; flow has 8,664.

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

Which was updated more recently, flow or hermes-agent?
flow: its last push was on November 5, 2026, and hermes-agent's on November 4, 2026.

The proof: meta/flow's commits on GitHub

Which has more commits signed by AI, flow or hermes-agent?
hermes-agent: an AI signed 2.2% of its commits, with Claude Code, Cursor, Codex, GitHub Copilot, Devin, OpenHands, Factory, Jules, and Crush.

The proof: the commits each tool signed in NousResearch/hermes-agent

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