Workers Builds retains each build and its build logs for 90 days. Versions, deployments, and rollbacks are not affected.

Challenge Pages served through the Cloudflare China Network now use Turnstile widgets hosted in Mainland China. This means that visitors in Mainland China can complete challenges faster and more ...

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.

The Cloudflare Radar homepage has been redesigned to make global Internet data easier to explore for broader audiences, including journalists, policymakers, and everyday users, while preserving the ...

@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 ...

The packageManager field also sets the version of Yarn, pnpm, and Bun. Use an exact version, such as npm@11.19.1, not a range. Workers Builds does not use the engines.npm field to choose an npm ...

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 ...

Under Supported versions, "Any version" refers to support for all versions of the language or tool including versions newer than the Default version. When your build starts, if not already cached, ...

Learn how to secure self-hosted and SaaS applications with Cloudflare One. Configure a unified dashboard for seamless access and security.