ai-devtools —

Kitesurf is now open source

We introduced Kitesurf, our stateless browser for AI agents that runs entirely on top of Workers, in August and followed up in September with WebMCP support, new APIs, and improved compatibility.

Kitesurf is now open source

On every occasion, we mentioned our commitment to open sourcing it so that developers could run their own browser engine on their own Cloudflare accounts if they want to. Kitesurf is open source on GitHub under the Apache 2.0 license. You can read the code, run it locally, change it, and deploy your own instance to Cloudflare Workers.

A browser built for agents Kitesurf runs entirely on Cloudflare Workers. It parses HTML, applies CSS, executes page JavaScript, and renders screenshots without a browser container. It supports the Chrome DevTools Protocol (CDP), so you can connect clients such as Puppeteer.

Earlier coverage

Reported by blog.cloudflare.com.

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