Source: https://seerepo.com/compare/bytedance/deer-flow/vs/vercel/chatbot
Markdown source: https://seerepo.com/compare/bytedance/deer-flow/vs/vercel/chatbot.md
Description: deer-flow and chatbot share 19 technologies: React, Next.js, Tailwind CSS, class-variance-authority, next-themes, tailwind-merge, sonner, Radix UI, motion, use-stick-to-bottom, @streamdown/code, cmdk, CodeMirror, Lucide, ai, streamdown, shiki, papaparse, and Zod. deer-flow is written in Python and chatbot in TypeScript.

# deer-flow vs chatbot

deer-flow and chatbot share 19 technologies: React, Next.js, Tailwind CSS, class-variance-authority, next-themes, tailwind-merge, sonner, Radix UI, motion, use-stick-to-bottom, @streamdown/code, cmdk, CodeMirror, Lucide, ai, streamdown, shiki, papaparse, and Zod. deer-flow is written in Python and chatbot in TypeScript.

- [bytedance/deer-flow](https://seerepo.com/r/bytedance/deer-flow): An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.
- [vercel/chatbot](https://seerepo.com/r/vercel/chatbot): A full-featured, hackable Next.js AI chatbot built by Vercel

## What they share and what sets them apart

- In common: React, Next.js, Tailwind CSS, class-variance-authority, next-themes, tailwind-merge, sonner, Radix UI, motion, use-stick-to-bottom, @streamdown/code, cmdk, CodeMirror, Lucide, ai, streamdown, shiki, papaparse, Zod
- Only in deer-flow: FastAPI, aiosqlite, langgraph-checkpoint-sqlite, SQLite, starlette, uvicorn, SQLAlchemy, alembic, pyjwt, cryptography, bcrypt, LangChain, LangGraph, langchain-openai, langchain-mcp-adapters, e2b-code-interpreter, langchain-anthropic, exa-py, langchain-deepseek, langfuse, html5lib, beautifulsoup4, email-validator, jsonschema, kubernetes, @uiw/codemirror-theme-monokai, @tanstack/react-virtual, @uiw/react-codemirror, react-resizable-panels, canvas-confetti, embla-carousel-react, GSAP, Headless UI, @radix-ui/react-icons, katex, qrcode.react, rehype-katex, rehype-raw, rehype-sanitize, remark-gfm, remark-math, unist-util-visit
- Only in chatbot: Postgres, Redis, Vercel, classnames, @codemirror/theme-one-dark, Framer, ProseMirror, prosemirror-view, prosemirror-state, usehooks-ts, prosemirror-inputrules, prosemirror-schema-basic, prosemirror-schema-list, prosemirror-example-setup, react-data-grid, Drizzle, next-auth, ai-sdk, prosemirror-markdown

## Side by side

| | deer-flow | chatbot |
|---|---|---|
| Size | 1,085,017 lines written, 1,515 code files | 20,934 lines written, 142 code files |
| Who writes it | 12.7% of its commits signed by AI. With Claude Code, GitHub Copilot, Cursor, Codex, and Factory | 0.9% of its commits signed by AI. With Claude Code and GitHub Copilot |
| Activity | Last push November 4, 2026, 4,588 commits, 84,984 stars | Last push November 3, 2026, 581 commits, 21,033 stars |
| Tests | 1,922 test files. 72.5% of its code files have a test that imports them | 9 test files |

- 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, deer-flow or chatbot?

deer-flow, with 1,085,017 lines written; chatbot has 20,934.

The proof: [bytedance/deer-flow's code at commit a46d922](https://github.com/bytedance/deer-flow/tree/a46d9221f8ab029ef0b7b8caae25c10ab4153395)

### Which has more GitHub stars, deer-flow or chatbot?

deer-flow, with 84,984 stars; chatbot has 21,033.

The proof: [bytedance/deer-flow on GitHub](https://github.com/bytedance/deer-flow)

### Which has more tests, deer-flow or chatbot?

deer-flow, with 1,922 test files; chatbot has 9.

The proof: [bytedance/deer-flow's code at commit a46d922](https://github.com/bytedance/deer-flow/tree/a46d9221f8ab029ef0b7b8caae25c10ab4153395)

### Which was updated more recently, deer-flow or chatbot?

deer-flow: its last push was on November 4, 2026, and chatbot's on November 3, 2026.

The proof: [bytedance/deer-flow's commits on GitHub](https://github.com/bytedance/deer-flow/commits)

### Which has more commits signed by AI, deer-flow or chatbot?

deer-flow: an AI signed 12.7% of its commits, with Claude Code, GitHub Copilot, Cursor, Codex, and Factory; in chatbot, 0.9%.

The proof: [the commits each tool signed in bytedance/deer-flow](https://seerepo.com/r/bytedance/deer-flow/ai)

## Sources

- bytedance/deer-flow: Read on November 4, 2026, at commit a46d922 (https://github.com/bytedance/deer-flow/tree/a46d9221f8ab029ef0b7b8caae25c10ab4153395)
- vercel/chatbot: Read on November 5, 2026, at commit a8989b5 (https://github.com/vercel/chatbot/tree/a8989b522fa3672a2ae52f053105e40993b36ca1)

## 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.