{"name":"tengu_glimmering_firefly","slug":"tengu-glimmering-firefly","family":"flag","title":"Feature flags","noun":"feature flag","description":"Claude Code now reads a new on or off switch from the server, which stays off when no value is sent","description_source":"entry","described_by":{"version":"2.1.318","anchor":"new-gate-tengu-glimmering-firefly-added-to-the-feature-flag"},"presence":{"first_seen":"2.1.318","removed_in":null,"in_current_build":true,"newest_mined":"2.1.318","builds":1,"mined_builds":158,"first_cited":{"version":"2.1.318","released_at":"2026-11-03 21:55:17","spans":1}},"aliases":[],"entries":[{"version":"2.1.318","anchor":"new-gate-tengu-glimmering-firefly-added-to-the-feature-flag","heading":"A new hidden feature switch is in place","line":"Claude Code now reads a new on or off switch from the server, which stays off when no value is sent","released_at":"2026-11-03 21:55:17","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[{"version":"2.1.318","state":"unknown","account":null,"baseline":null,"code_default":false}],"related":[{"name":"tengu_glimmering_finch","slug":"tengu-glimmering-finch","description":"A server-controlled switch now goes by a different name; if the server sends nothing it still counts as on"},{"name":"tengu_glimmering_glade","slug":"tengu-glimmering-glade","description":"Remote control re-registers and reattaches your sessions if the server forgets this machine."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-glimmering-firefly","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}