Expired60% confidenceFactExact time
Claude Code was born in late 2024, initially handling only 10%-20% of code writing
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Claude Code Creator Reveals: How AI Programming Boosts Engineering Efficiency by 200%
rssWorkOS / Noelle Festa6/2/2026
Related Claims
UnverifiedThe initial version of Claude Code could only handle about 10–20% of coding work77% similarUnverifiedClaude Code creator Boris's entire contribution to the codebase within 30 days—40,000 lines of new code and 259 PRs—was 100% written by Claude Code.70% similarUnverifiedBefore the launch of Claude Code in early 2025, the proportion of AI-written code in Anthropic's codebase was still in the single digits.69% similarUnverifiedClaude Code is currently more focused on the coding domain and is somewhat lacking in text-writing tasks.66% similarUnverifiedClaude Code内核的最小实现代码量不到30行65% similar
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