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Anthropic removes most Claude Code system prompt

Anthropic trimmed Claude Code's built-in system prompt significantly, shifting behavior configuration from baked-in defaults to user-editable CLAUDE.md files.

1 min read

Anthropic has reduced the system prompt baked into Claude Code, moving behavioral instructions to user-configurable CLAUDE.md files instead. The change shifts responsibility for customization from the platform to individual developers, creating both efficiency gains and immediate usability friction....

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Source type
Primary publication (lab/vendor blog) — our analysis + implication
Source link
r/claudeai
Published
UTC
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By the gotcontext.ai team (editorial standards)
Correction?
corrections@gotcontext.ai

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