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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.

All of v2.0.41 Home All releases olderv2.0.37 v2.0.42newer
Claude Code v2.0.41

ANSI Escape Sequence Handling

What: Improved parsing of terminal color codes and escape sequences

Details:

  • Proper handling of 256-color codes (ESC[38;5;Nm)
  • Proper handling of RGB color codes (ESC[38;2;R;G;Bm)
  • Fixes rendering bugs with complex color sequences
  • More accurate terminal width calculations
  • Evidence: Km9() at line 76407, Em9() at line 76423 in pretty-v2.0.41.js (different code at same lines in v2.0.37)

See this entry in the whole of v2.0.41 →