Anthropic: 80% of production code now authored by Claude

VentureBeat

Anthropic's May 2026 codebase shows Claude authored over 80% of merged code. The company's own AI is now the primary source of its production code, signaling a shift in how AI firms develop software.

AnthropicClaude

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"As of May 2026, more than 80% of the code we merge into Anthropic’s codebase was authored by Claude...9 days agoEthan Mollick

Claude now writes 80% of the code at Anthropic8 days agoEchoOfOppenheimerDiscuss

VentureBeat·Carl Franzen

9 days ago