Source: https://seerepo.com/compare/NousResearch/hermes-agent/vs/PrefectHQ/prefect
Markdown source: https://seerepo.com/compare/NousResearch/hermes-agent/vs/PrefectHQ/prefect.md
Description: hermes-agent and prefect share 13 technologies: React, FastAPI, Vite, Rich, jinja2, Zod, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, Lucide, dnd-kit, and cmdk. Both are written in Python.

# hermes-agent vs prefect

hermes-agent and prefect share 13 technologies: React, FastAPI, Vite, Rich, jinja2, Zod, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, Lucide, dnd-kit, and cmdk. Both are written in Python.

- [NousResearch/hermes-agent](https://seerepo.com/r/NousResearch/hermes-agent): The agent that grows with you
- [PrefectHQ/prefect](https://seerepo.com/r/PrefectHQ/prefect): Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

## What they share and what sets them apart

- In common: React, FastAPI, Vite, Rich, jinja2, Zod, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, Lucide, dnd-kit, cmdk
- Only in hermes-agent: Tauri, Tokio, @tauri-apps/api, React Router, Electron, openpyxl, tracing, tracing-subscriber, xterm, motion, @tanstack/react-virtual, D3, CodeMirror, react-dnd-html5-backend, use-stick-to-bottom, @icons-pack/react-simple-icons, streamdown, dompurify, katex, qrcode, shiki, yaml, js-yaml, remark-math, unified
- Only in prefect: aiosqlite, Redis, Postgres, SQLite, starlette, uvicorn, AIOHTTP, Ray, @tanstack/react-router, Vue, vue-router, SQLAlchemy, alembic, azure-identity, cryptography, Pydantic, jsonschema, OpenTelemetry, docker, prometheus-client, boto3, next-themes, sonner, React Hook Form, tanstack, recharts, @uiw/react-codemirror, codemirror, react-day-picker, GSAP, Mermaid, @radix-ui/react-icons, react-markdown, rehype-raw, rehype-sanitize, remark-gfm, @hookform/resolvers

## Side by side

| | hermes-agent | prefect |
|---|---|---|
| Size | 3,858,936 lines written, 5,274 code files | 945,152 lines written, 2,114 code files |
| Who writes it | 2.2% of its commits signed by AI. With Claude Code, Cursor, Codex, GitHub Copilot, Devin, OpenHands, Factory, Jules, and Crush | 9.7% of its commits signed by AI. With Devin, Claude Code, Codex, GitHub Copilot, and Cursor |
| Activity | Last push November 4, 2026, 58,269 commits, 260,334 stars | Last push November 4, 2026, 18,695 commits, 24,112 stars |
| Tests | 10,042 test files. 65.7% of its code files have a test that imports them | 1,242 test files. 26.9% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, hermes-agent or prefect?

hermes-agent, with 3,858,936 lines written; prefect has 945,152.

The proof: [NousResearch/hermes-agent's code at commit 71736c9](https://github.com/NousResearch/hermes-agent/tree/71736c9f32597bbca9d89cede5aa136e55946b2f)

### Which has more GitHub stars, hermes-agent or prefect?

hermes-agent, with 260,334 stars; prefect has 24,112.

The proof: [NousResearch/hermes-agent on GitHub](https://github.com/NousResearch/hermes-agent)

### Which has more tests, hermes-agent or prefect?

hermes-agent, with 10,042 test files; prefect has 1,242.

The proof: [NousResearch/hermes-agent's code at commit 71736c9](https://github.com/NousResearch/hermes-agent/tree/71736c9f32597bbca9d89cede5aa136e55946b2f)

### Which was updated more recently, hermes-agent or prefect?

Both got their last push on November 4, 2026.

The proof: [PrefectHQ/prefect's commits on GitHub](https://github.com/PrefectHQ/prefect/commits)

### Which has more commits signed by AI, hermes-agent or prefect?

prefect: an AI signed 9.7% of its commits, with Devin, Claude Code, Codex, GitHub Copilot, and Cursor; in hermes-agent, 2.2%.

The proof: [the commits each tool signed in PrefectHQ/prefect](https://seerepo.com/r/PrefectHQ/prefect/ai)

## Sources

- NousResearch/hermes-agent: Read on November 4, 2026, at commit 71736c9 (https://github.com/NousResearch/hermes-agent/tree/71736c9f32597bbca9d89cede5aa136e55946b2f)
- PrefectHQ/prefect: Read on November 4, 2026, at commit 60d9ea5 (https://github.com/PrefectHQ/prefect/tree/60d9ea54535ee10be2e7481fd1d930815c87b649)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.