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Claude Wrote Over 90% of Anthropic's Own Code in September — Now It Warns Self-Building AI May Be Close

This story is from 2026-11-05. It is preserved in the archive; the latest stories are on the live feed.

Buried in the paperwork for one of the biggest tech IPOs ever is a sentence that deserves your full attention: in September 2026, Claude wrote more than 90% of Anthropic's own code. Anthropic is now warning that AI systems which can build and improve themselves may be close — a shift that would cha…

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  1. 2026-11-05 14:30 · DEV Community — AI
    Claude Wrote Over 90% of Anthropic's Own Code in September — Now It Warns Self-Building AI May Be Close

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