{"name":"tengu_calm_seal","slug":"tengu-calm-seal","family":"flag","title":"Feature flags","noun":"feature flag","description":"Claude Code can now sort a model into a family such as Fable, Haiku, Mythos, Opus or Sonnet, and names it only when a server-side list allows it","description_source":"entry","described_by":{"version":"2.1.292","anchor":"model-family-names-allowlisted-by-tengu-calm-seal"},"presence":{"first_seen":"2.1.292","removed_in":null,"in_current_build":true,"newest_mined":"2.1.295","builds":4,"mined_builds":138,"first_cited":{"version":"2.1.292","released_at":"2026-10-06 17:10:31","spans":1}},"aliases":[],"entries":[{"version":"2.1.292","anchor":"model-family-names-allowlisted-by-tengu-calm-seal","heading":"Model family names now pass through a remotely controlled allowlist","line":"Claude Code can now sort a model into a family such as Fable, Haiku, Mythos, Opus or Sonnet, and names it only when a server-side list allows it","released_at":"2026-10-06 17:10:31","reason":"gate cited by this entry"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[{"version":"2.1.292","state":"unknown","account":null,"baseline":null,"code_default":null}],"related":[{"name":"tengu_calm_bear","slug":"tengu-calm-bear","description":"A feature that the server could switch on is now hard-coded off, so a server-side setting can no longer enable it"},{"name":"tengu_calm_eagle","slug":"tengu-calm-eagle","description":"Claude Code adds two server-controlled switches, a path for remote-session tools over MCP, and a new label for Claude.ai proxy servers"},{"name":"tengu_calm_noodle","slug":"tengu-calm-noodle","description":"Compaction can now carry forward a short summary of key attachments across the compaction boundary"},{"name":"tengu_calm_osprey","slug":"tengu-calm-osprey","description":"The check for whether a remote session is limited to the owner's account is now shared, and a separate check for remote cowork sessions was added"},{"name":"tengu_calm_riddle","slug":"tengu-calm-riddle","description":"Pressing Ctrl+C when no request is running no longer raises the stop-feedback notification, under a remotely controlled switch"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-calm-seal","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}