You'll noticeTier: how much it should matter to you
3Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
Plan ModeArea: what it touches
ImprovementsKind: in v2.1.248,
ImprovementsSection of the release
What
The tool no longer takes plan content as a parameter. It now signals that the plan you already wrote to the plan file is ready for review, and Claude Code injects the plan and its path from disk.
Details
The allowedPrompts field is marked "Deprecated: no longer used."
Output gained planWasEdited, awaitingLeaderApproval and requestId.
Evidence
This tool does NOT take the plan content as a parameter - it will read the plan from the file you wrote
Strings lifted out of the shipped bundle, so the claim above can be checked against them.