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.
The ExitPlanMode tool continues to exist with the same functionality as in v2.0.29. This tool prompts users to exit plan mode after planning is complete.
Evidence
Tool description at line 432519 (v2.0.29), continues in v2.0.30 with updated variable names
Strings lifted out of the shipped bundle, so the claim above can be checked against them.