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DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

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Claude Code v2.0.56

Plan Mode Attachment Throttling

What: Plan mode instructions are now sent to Claude every 5 turns instead of every turn, reducing token usage while maintaining plan awareness.

Details:

  • New constant gX5.TURNS_BETWEEN_ATTACHMENTS = 5 at line 343717
  • New function cX5() at line 343068 counts turns since last plan attachment
  • Reduces repetitive context by ~80% in long planning sessions
  • Evidence: pX5() at line 343087, cX5() at line 343068

See this entry in the whole of v2.0.56 →