Python Workers Reach GA on Cloudflare, with Questions About Cold Starts and Upstream Maintenance

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Posted on Tue Sep 29 2026 | 12:03 pm

Cloudflare has made Python Workers generally available, built on PEP 783 and on socket syscalls implemented over the Workers connect API. The announcement carries no performance figures. A urllib3 maintainer questioned who supports the upstream work afterwards, and Wasmer's founder asked for cold-start numbers, citing about 1.027 seconds from Cloudflare's own earlier post.

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