{"name":"tengu_walnut_spire","slug":"tengu-walnut-spire","family":"flag","title":"Feature flags","noun":"feature flag","description":"Plugin eval checks your credentials first and aborts instead of failing every case.","description_source":"entry","described_by":{"version":"2.1.233","anchor":"plugin-eval-checks-your-credentials-before-running-any-case"},"presence":{"first_seen":"2.1.198","removed_in":"2.1.269","in_current_build":false,"newest_mined":"2.1.308","builds":62,"mined_builds":149,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.235","anchor":"plugin-eval-gains-eval-dir-and-a-manifest-eval-directory","heading":"plugin eval gains --eval-dir and a manifest eval directory, still early access","line":"plugin eval gets a configurable case directory via --eval-dir or a manifest key, still gated as early access","released_at":"2026-08-18 18:24:10","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.233","anchor":"plugin-eval-checks-your-credentials-before-running-any-case","heading":"Plugin eval checks your credentials before running any case","line":"Plugin eval checks your credentials first and aborts instead of failing every case.","released_at":"2026-08-14 18:50:44","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.233","anchor":"grader-summaries-in-plugin-eval-are-scrubbed-before-truncati","heading":"Grader summaries in plugin eval are scrubbed before truncation","line":"Grader summaries in plugin eval are stripped of escape characters before printing.","released_at":"2026-08-14 18:50:44","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.233","anchor":"plugin-eval-tells-the-model-the-env-var-that-turns-it-on","heading":"Plugin eval tells the model the env var that turns it on","line":"Setting CLAUDE_CODE_WALNUT_SPIRE=1 turns on the early-access plugin eval command.","released_at":"2026-08-14 18:50:44","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.233","anchor":"the-built-in-guide-agent-can-answer-questions-about-plugin-e","heading":"The built-in guide agent can answer questions about plugin eval and \/skill-doctor offline","line":"The built-in guide agent can now answer about plugin eval and \/skill-doctor from bundled reference text.","released_at":"2026-08-14 18:50:44","reason":"gate cited by this entry, found in this entry's text"},{"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":"gate cited by this entry, found in this entry's text"}],"entries_total":6,"docs":[],"docs_total":0,"gates":[{"version":"2.1.235","state":"off","account":false,"baseline":false,"code_default":false},{"version":"2.1.233","state":"off","account":false,"baseline":false,"code_default":false},{"version":"2.1.207","state":"off","account":false,"baseline":false,"code_default":false}],"related":[{"name":"tengu_walnut_gable","slug":"tengu-walnut-gable","description":"Publishing an artifact now strips all nested preview wrappers, not just the outermost one."},{"name":"tengu_walnut_prism","slug":"tengu-walnut-prism","description":"Default `false`. When on (or when `CLAUDE_CODE_OWNERSHIP_FRAME` is true), system prompt wording shifts to ownership framing in the prompt variants that carry these sections: the opening line becomes `You work alongside the user on software engineering tasks and own the outcome of what you take on.` (or an output-style variant with the same framing), the confirm-before-risky-actions sentence drops `approval in one context doesn't extend to the next`, and the `When a task has been agreed, the approval covers it end to end` paragraph is left out."},{"name":"tengu_walnut_sconce","slug":"tengu-walnut-sconce","description":"An alternate PR-review description exists but you'll always see the original one."},{"name":"tengu_walnut_tiller","slug":"tengu-walnut-tiller","description":"MCP tools that declare file inputs can now take local file paths, which Claude Code uploads and replaces with references"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-walnut-spire","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}