Source: https://seerepo.com/r/bytedance/deer-flow
Markdown source: https://seerepo.com/r/bytedance/deer-flow.md
Description: bytedance/deer-flow is a Python repo with 1,060,520 lines written in 1,494 files. deer-flow is built with Next.js, React, and FastAPI.

# What's inside bytedance/deer-flow

bytedance/deer-flow is a Python repo with 1,060,520 lines written in 1,494 files. deer-flow is built with Next.js, React, and FastAPI. AI signed 12.9% of the 4,487 commits of deer-flow.

Its description on GitHub: “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.”

Python · MIT · 84,486 stars · GitHub: https://github.com/bytedance/deer-flow

Read on October 27, 2026, at commit dbd72df.

## Its folders

- [What is deer-flow built with?](https://seerepo.com/r/bytedance/deer-flow/built): deer-flow is built with Next.js, React, and FastAPI.
- [How much of deer-flow did AI write?](https://seerepo.com/r/bytedance/deer-flow/ai): AI signed 12.9% of the 4,487 commits of deer-flow.

## In figures

- 1,060,520 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 1,494 files: The product’s, not counting tests.
- 1,847 test files: The files that test the code.
- 3 technologies: Each one with the file and line that prove it.

SeeRepo read its code facts-only: no AI, and none of its code is kept.

## Frequently asked questions

### What is bytedance/deer-flow?

bytedance/deer-flow is a Python repo with 1,060,520 lines written in 1,494 files. Its description on GitHub: “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.”

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

### What is deer-flow built with?

deer-flow is built with Next.js, React, and FastAPI.

The proof: [each technology with its file and line](https://seerepo.com/r/bytedance/deer-flow/built)

### How much of deer-flow did AI write?

AI signed 12.9% of the 4,487 commits of deer-flow.

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

### What license does deer-flow have?

deer-flow is released under the MIT license.

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

### How many stars does deer-flow have on GitHub?

deer-flow had 84,486 stars on GitHub on October 27, 2026.

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

## Add this badge to your README

It links to this page and updates itself each time SeeRepo reads the repo.

```markdown
[![bytedance/deer-flow on SeeRepo](https://seerepo.com/badge/bytedance/deer-flow.svg)](https://seerepo.com/r/bytedance/deer-flow?de=insignia)
```

## 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.