{"name":"tengu_still_kestrel","slug":"tengu-still-kestrel","family":"flag","title":"Feature flags","noun":"feature flag","description":"Stored credentials could survive a token change, but not in this build.","description_source":"entry","described_by":{"version":"2.1.248","anchor":"credentials-could-survive-token-changes-off-in-this-build"},"presence":{"first_seen":null,"removed_in":null,"in_current_build":false,"newest_mined":"2.1.308","builds":0,"mined_builds":149,"first_cited":{"version":"2.1.248","released_at":"2026-08-27 20:35:36","spans":1}},"aliases":[],"entries":[{"version":"2.1.248","anchor":"credentials-could-survive-token-changes-off-in-this-build","heading":"Credentials could survive token changes, off in this build","line":"Stored credentials could survive a token change, but not in this build.","released_at":"2026-08-27 20:35:36","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.248","anchor":"retaining-tool-definitions-across-context-loss-and-credentia","heading":"Retaining tool definitions across context loss and credential changes, off by default","line":"Tool definitions could survive context loss and credential changes, but both halves are off.","released_at":"2026-08-27 20:35:36","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":2,"docs":[],"docs_total":0,"gates":[{"version":"2.1.248","state":"graduated","account":true,"baseline":true,"code_default":null}],"related":[{"name":"tengu_still_heron","slug":"tengu-still-heron","description":"If the same usage-limit refusal repeats with the same limits, Claude Code marks it as a repeat, skips the model request and holds the result for later delivery"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-still-kestrel","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}