Nothing to try yet
The /diff panel is now prototyped internally as a plugin pane rather than built-in UI
What
A new internal plugin now describes the /diff panel, the view showing changed files and their edited sections (hunks) beside the transcript, as a plugin-based pane that refreshes as Claude makes edits, rather than being wired in as fixed built-in UI.
Why
This is a structural change in how the /diff panel is implemented internally; it doesn't change what /diff shows you.
Names in the bundle/diff
The entry above is what we published on the day. These lines were added later, as Anthropic's own pages caught up, and they sit beside the original rather than replacing it.
Confirmed since
Anthropic's documentation has since written up /diff, on Commands.
**Before you ship.** `/diff` shows what changed. `/code-review` checks the current diff for correctness bugs and can apply the findings with `--fix`; pass a PR number, such as `/code-review high 1234`, to review a pull request instead. `/r…commands see the edit
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubt
Whether the `tengu_quiet_dolphin` gate that guards this plugin form of the diff panel is enabled has not been read for this release.
Anthropic's documentation agrees
Anthropic's documentation has since written up /diff, on Commands.