Source Intelligence

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 v2.0.19 Home All releases olderv2.0.18 v2.0.20newer
Claude Code v2.0.19

Minified Variable Name Updates

What: Internal variable names and function references have been updated as part of the minification process.

Details:

  • Tool reference variable changed from ${O3} to ${R3} in TodoWrite tool example documentation at line 204339
  • Function call changed from Z4() to Q4() at lines 204403 and 204429
  • Variable name changed from qG to $G at line 204427
  • Impact: No functional changes; these are internal identifier updates from the build/minification process
  • Evidence: Variable changes in Ap2 definition at line 204216 and related functions

Related

Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.

See this entry in the whole of v2.0.19 →