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Sweep 29 Sep 2026 · 18:10Z Build v2.1.285 506 read Stable v2.1.280 Latest v2.1.285 Next v2.1.285 Feeds RSS JSON llms.txt llms-full.txt Unofficial
One change · claude-code

Test plugins with evals changedplugin-evals

Nearest release: v2.1.285, published under an hour after upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Upstream edited this page at 29 Sep 2026 16:35 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 29 Sep 2026 16:37 UTC.

Upstream edited
Recorded here
Lines+3added
Lines−1removed
From line 683 where the diff opens
First seen 11 Sep 2026 this site's first read of the page
Recorded edits9to this page, all time

### "--json output path must end in .json"

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683683 
684684The default `--threshold` is 1.0, so the command exits 1 when any case scores below perfect. Set a threshold that matches the score you require. Exit 1 also covers a case file that failed to load, which is reported on stderr above the table.
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686### "--json output path must end in .json"
686<h3 id="json-output-path-must-end-in-json">
687 `--json output path must end in .json`
688</h3>
687689 
688690You put the target after `--json`, so it was read as the output path. Put the target first, as in `claude plugin eval . --json`, or give `--json` an explicit `.json` path.
689691 
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