{"name":"tengu_mossy_lantern","slug":"tengu-mossy-lantern","family":"flag","title":"Feature flags","noun":"feature flag","description":"Tools added or removed mid-conversation can be surfaced to the model, but the beta capability is gated off by default.","description_source":"entry","described_by":{"version":"2.1.257","anchor":"mid-conversation-tool-change-surfacing-to-the-model-gated-o"},"presence":{"first_seen":"2.1.257","removed_in":"2.1.269","in_current_build":false,"newest_mined":"2.1.308","builds":10,"mined_builds":149,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.257","anchor":"mid-conversation-tool-change-surfacing-to-the-model-gated-o","heading":"Mid-conversation tool-change surfacing to the model, gated off by default","line":"Tools added or removed mid-conversation can be surfaced to the model, but the beta capability is gated off by default.","released_at":"2026-09-01 17:15:33","reason":"gate cited by this entry"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"tengu_mossy_crown","slug":"tengu-mossy-crown","description":"A new accessFallbackModels setting lists models Claude Code may fall back to when the main model can't be used"},{"name":"tengu_mossy_gray","slug":"tengu-mossy-gray","description":"A limit set at 2000 for every provider can now be removed by a server-side switch when Claude Code runs interactively"},{"name":"tengu_mossy_thrush","slug":"tengu-mossy-thrush","description":"When a further server-side switch is on, the changed-file check can judge files through an outputs link and count each outcome"},{"name":"tengu_mossy_wirth","slug":"tengu-mossy-wirth","description":"Reading project files can return an uploaded PDF or Word file itself, and writes can check a version first; both are off unless switched on remotely"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-mossy-lantern","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}