Open source repo
What's inside unclecode/
unclecode/crawl4ai is a Python repo with 176,861 lines written. crawl4ai is built with FastAPI, uvicorn, AIOHTTP, and anyio and uses Redis and SQLite. AI signed 4.4% of the 1,446 commits of crawl4ai.
Its description on GitHub: “Official Crawl4AI Cloud: a hosted web scraping, extraction, and search API for AI agents. Free API key, 1,000 credits a month, no card. Fully open source: this repo is the Apache-2.0 crawler that powers it, and you can self-host it.”
Read on November 4, 2026, at commit cae74b2.
What the card proved: what it’s built with on the left, what it uses on the right.
See each one with its proofIn figures
- lines written
- 176,861
- The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- files
- 105
- The product’s, not counting tests.
- test files
- 286
- The files that test the code.
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 unclecode/crawl4ai?
The proof: its page on GitHub
What is crawl4ai built with?
The proof: each service with its file and line
How much of crawl4ai did AI write?
The proof: the commits each tool signed
What license does crawl4ai have?
The proof: its page on GitHub
How many stars does crawl4ai have on GitHub?
The proof: its page on GitHub
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