The /rewind command (also aliased as /checkpoint) now also responds to /undo, making it more discoverable.
Evidence
Undo alias addition (search for "undo" near "checkpoint")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
One source agreesOne thing we can check says the same as this entry.
Anthropic's release notes agree/undo is now an alias for /rewind
See this entry in the whole of v2.1.108 →
