Source: https://seerepo.com/r/huggingface/chat-ui
Markdown source: https://seerepo.com/r/huggingface/chat-ui.md
Description: huggingface/chat-ui is a TypeScript repo with 179,282 lines written. AI signed 7.5% of the 2,325 commits of chat-ui.

# What's inside huggingface/chat-ui

huggingface/chat-ui is a TypeScript repo with 179,282 lines written. chat-ui is built with SvelteKit, Svelte, @slack/bolt, and polka and uses MongoDB, MCP, Hugging Face, and OpenAI. AI signed 7.5% of the 2,325 commits of chat-ui.

Its description on GitHub: “The open source codebase powering HuggingChat”

TypeScript · Apache-2.0 · 11,031 stars · GitHub: https://github.com/huggingface/chat-ui

Read on November 12, 2026, at commit 4e0a95b.

## More on this repo

- [What is chat-ui built with?](https://seerepo.com/r/huggingface/chat-ui/built): chat-ui is built with SvelteKit, Svelte, @slack/bolt, and polka and uses MongoDB, MCP, Hugging Face, and OpenAI.
- [How much of chat-ui did AI write?](https://seerepo.com/r/huggingface/chat-ui/ai): AI signed 7.5% of the 2,325 commits of chat-ui.

## In figures

- 179,282 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 657 product files: The product’s own files. Test files are counted apart.
- 302 test files: The files that test the code.
- 31 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 huggingface/chat-ui?

huggingface/chat-ui is a TypeScript repo with 179,282 lines written. Its description on GitHub: “The open source codebase powering HuggingChat”

The proof: [its page on GitHub](https://github.com/huggingface/chat-ui)

### What is chat-ui built with?

chat-ui is built with SvelteKit, Svelte, @slack/bolt, and polka and uses MongoDB, MCP, Hugging Face, and OpenAI.

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

### How much of chat-ui did AI write?

AI signed 7.5% of the 2,325 commits of chat-ui.

The proof: [the commits each tool signed](https://seerepo.com/r/huggingface/chat-ui/ai)

### What license does chat-ui have?

chat-ui is released under the Apache-2.0 license.

The proof: [its page on GitHub](https://github.com/huggingface/chat-ui)

### How many stars does chat-ui have on GitHub?

chat-ui had 11,031 stars on GitHub on November 12, 2026.

The proof: [its page on GitHub](https://github.com/huggingface/chat-ui)

## Add this badge to your README

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

```markdown
[![huggingface/chat-ui on SeeRepo](https://seerepo.com/badge/huggingface/chat-ui.svg)](https://seerepo.com/r/huggingface/chat-ui?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.