{"name":"tengu_valiant_lantern","slug":"tengu-valiant-lantern","family":"flag","title":"Feature flags","noun":"feature flag","description":"Six features controlled from Anthropic's servers are now checked early at startup, and five are off unless switched on remotely","description_source":"entry","described_by":{"version":"2.1.300","anchor":"six-new-statsig-style-gates-registered-tengu-mellow-holleri"},"presence":{"first_seen":"2.1.300","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":9,"mined_builds":149,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.300","anchor":"six-new-statsig-style-gates-registered-tengu-mellow-holleri","heading":"Six server-controlled switches are now checked early at startup","line":"Six features controlled from Anthropic's servers are now checked early at startup, and five are off unless switched on remotely","released_at":"2026-10-14 14:27:26","reason":"found in this entry's text"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"tengu_valiant_crayon","slug":"tengu-valiant-crayon","description":"Whether a permission prompt hides its \"always allow\" choice now also depends on a server-controlled setting"},{"name":"tengu_valiant_crescent","slug":"tengu-valiant-crescent","description":"With CLAUDE_AUTO_BACKGROUND_TASKS set, running foreground subagents move to the background when you have a queued message waiting"},{"name":"tengu_valiant_finch","slug":"tengu-valiant-finch","description":"Claude Code now checks a new remotely controlled switch that is off by default, and it is not yet clear what it controls"},{"name":"tengu_valiant_rain","slug":"tengu-valiant-rain","description":"A new gate controls whether remote tools can jump the queue"},{"name":"tengu_valiant_sphinx","slug":"tengu-valiant-sphinx","description":"A wakeup cancellation message, plugin notifications, a model-change reason, a WebP image limit and a new remote switch"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-valiant-lantern","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}