The D1 undelete API now only accepts requests for databases that were deleted within the last 7 days. Requests to undelete a ...

This emergency release adds seven rules to the Cloudflare Free Ruleset to block anomalous request patterns.

If you use the next prerelease, update to 0.13.0-next.825.1 or later. If you cannot update yet and use 0.8.7 or later, send all HTTPS through your Worker, so that Cloudflare checks every certificate ...

@cf/deepseek-ai/deepseek-v4.1-flash-1017 is now available on Workers AI. DeepSeek V4.1 Flash is a multimodal Mixture-of-Experts model with 552B backbone parameters ...

Product-specific Cloudflare MCP servers now serve only /mcp. Update any MCP client still configured with an /sse URL.

A new GA release for the Windows Cloudflare One Client is now available on the stable releases downloads page. This hotfix addresses an issue building trusted certificate chains.

We released Monitor mode at customers' request so they can test Precursor and the Precursor Interstitial without updating bot score.

The Cloudflare Radar homepage now features an interactive map of traffic and outages, a curated insights section with tabbed navigation, and an updated interface built with Kumo components.

If you only need object reads and writes from a Worker, the R2 Workers API binding does not require the SDK. aws4fetch is a lighter alternative for S3-compatible requests and presigned URLs. You can ...