Source: https://seerepo.com/r/fastapi/fastapi
Markdown source: https://seerepo.com/r/fastapi/fastapi.md
Description: fastapi/fastapi is a Python repo with 132,491 lines written. fastapi is built with FastAPI and starlette.

# What's inside fastapi/fastapi

fastapi/fastapi is a Python repo with 132,491 lines written. fastapi is built with FastAPI and starlette.

Its description on GitHub: “FastAPI framework, high performance, easy to learn, fast to code, ready for production”

Python · MIT · 104,398 stars · GitHub: https://github.com/fastapi/fastapi

Read on November 4, 2026, at commit 80d475b.

## More on this repo

- [What is fastapi built with?](https://seerepo.com/r/fastapi/fastapi/built): fastapi is built with FastAPI and starlette.
- [How much of fastapi did AI write?](https://seerepo.com/r/fastapi/fastapi/ai): No AI tool signed any of the 7,978 commits of fastapi.

## In figures

- 132,491 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 52 files: The same as the lines: product, tests, schemas and tooling. What’s generated doesn’t count.
- 681 test files: The files that test the code.
- 4 technologies: Each service with the file and line that prove it.

SeeRepo read the facts in its code and kept none of it. AI only helps sort its packages and folders by their names, and never sees its code.

## Frequently asked questions

### What is fastapi/fastapi?

fastapi/fastapi is a Python repo with 132,491 lines written. Its description on GitHub: “FastAPI framework, high performance, easy to learn, fast to code, ready for production”

The proof: [its page on GitHub](https://github.com/fastapi/fastapi)

### What is fastapi built with?

fastapi is built with FastAPI and starlette.

The proof: [each service with its file and line](https://seerepo.com/r/fastapi/fastapi/built)

### What license does fastapi have?

fastapi is released under the MIT license.

The proof: [its page on GitHub](https://github.com/fastapi/fastapi)

### How many stars does fastapi have on GitHub?

fastapi had 104,398 stars on GitHub on November 4, 2026.

The proof: [its page on GitHub](https://github.com/fastapi/fastapi)

## Add this badge to your README

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

```markdown
[![fastapi/fastapi on SeeRepo](https://seerepo.com/badge/fastapi/fastapi.svg)](https://seerepo.com/r/fastapi/fastapi?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.