{"name":"tengu_tranquil_fern","slug":"tengu-tranquil-fern","family":"flag","title":"Feature flags","noun":"feature flag","description":"Resuming a session that was in plan mode now puts you back in plan mode.","description_source":"entry","described_by":{"version":"2.1.239","anchor":"resuming-a-session-that-was-in-plan-mode-puts-you-back-in-pl"},"presence":{"first_seen":"2.1.239","removed_in":"2.1.300","in_current_build":false,"newest_mined":"2.1.308","builds":11,"mined_builds":149,"first_cited":{"version":"2.1.275","released_at":"2026-09-17 20:20:31","spans":1}},"aliases":[],"entries":[{"version":"2.1.275","anchor":"tengu-repl-mcp-error-throw-gate-appears-renamed-to-tengu-tra","heading":"tengu_repl_mcp_error_throw gate appears renamed to tengu_tranquil_fern","line":"The gate behind MCP error-throwing now reads under the name tengu_tranquil_fern instead of tengu_repl_mcp_error_throw","released_at":"2026-09-17 20:20:31","reason":"gate cited by this entry, found in this entry's text, named in this entry"},{"version":"2.1.248","anchor":"flag-values-can-be-pinned-for-the-life-of-the-process-and-a-","heading":"Flag values can be pinned for the life of the process, and a new pinned flag appears","line":"Some feature flags now stay fixed for the whole session, including a new one that is on.","released_at":"2026-08-27 20:35:36","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.246","anchor":"plan-mode-can-be-restored-by-reading-the-transcript","heading":"Plan mode can be restored by reading the transcript","line":"Resuming a session can now re-enter plan mode by reading your transcript, and this is on by default.","released_at":"2026-08-25 19:17:34","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.239","anchor":"resuming-a-session-that-was-in-plan-mode-puts-you-back-in-pl","heading":"Resuming a session that was in plan mode puts you back in plan mode","line":"Resuming a session that was in plan mode now puts you back in plan mode.","released_at":"2026-08-21 17:18:54","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":4,"docs":[],"docs_total":0,"gates":[{"version":"2.1.275","state":"unknown","account":null,"baseline":null,"code_default":true}],"related":[{"name":"tengu_tranquil_cloud","slug":"tengu-tranquil-cloud","description":"Claude Code now strips invisible characters like zero-width marks from pasted or typed text before sending it"},{"name":"tengu_tranquil_crescent","slug":"tengu-tranquil-crescent","description":"Claude Code adds three new internal feature gates: typed_koala, zinc_harbor, tranquil_crescent"},{"name":"tengu_tranquil_starlight","slug":"tengu-tranquil-starlight","description":"The long Claude in Chrome guidance on GIFs, console logs, alerts and tabs is gone from its old place, and tool search now mentions a batch browser tool"},{"name":"tengu_tranquil_summit","slug":"tengu-tranquil-summit","description":"Auto mode now stops itself instead of looping forever when safety checks keep failing"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-tranquil-fern","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}