Claude Code creator Boris Cherny shares CLAUDE.md practices that cut repeated errors

Roger_M_Taylor · x · 2026-10-05

Boris Cherny, creator of Claude Code at Anthropic, shared on X the best practices and workflows his team uses daily with Claude Code. Several can be baked into any project's CLAUDE.md:

The interesting part: it works as a cumulative system. Every correction you make to Claude can be recorded as a rule for future tasks, so over time Claude learns from your feedback and repeatedly reduces the same errors. For daily AI-assisted coding, a well-structured CLAUDE.md saves significant time.

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