{"name":"--keep-temp","slug":"keep-temp","family":"cli","title":"CLI flags","noun":"CLI flag","description":"Option of `claude plugin eval [target]`. It keeps each run's temporary sandbox directory (workspace and `trace.jsonl`) instead of removing it, printing `kept temp: <path>`; without it only runs that errored are kept, and none under `--json`. When a case scores below the threshold or a run errors, the text report suggests re-running with it.","description_source":"code","described_by":{"bundle":"2.1.286","author":"claude-opus-5-5"},"presence":{"first_seen":"2.1.198","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":99,"mined_builds":149,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.207","anchor":"walnut-spire-plugin-eval-general-availability-in-development","heading":"Walnut Spire ( plugin eval General Availability) [In Development]","line":null,"released_at":"2026-07-10 22:25:09","reason":"found in this entry's text"}],"entries_total":1,"docs":[{"source":"claude-code","path":"plugin-evals","title":"Test plugins with evals","documented":false},{"source":"claude-code","path":"plugins\/cli-reference","title":"Plugin commands reference","documented":false}],"docs_total":2,"gates":[],"related":[{"name":"--keep-data","slug":"keep-data","description":"Option of `claude plugin uninstall <plugin>`. Without it the uninstall deletes the plugin's persistent data directory (`~\/.claude\/plugins\/data\/{id}\/`) unless another install still uses it; with it the directory is kept, and with `--prune` the dependencies removed in the same run keep theirs too. The `--json` result reports the outcome as `keptData`."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/cli\/keep-temp","family_url":"https:\/\/changelogs.core-directive.com\/reference\/cli.json"}