{"name":"tengu_chair_sermon","slug":"tengu-chair-sermon","family":"flag","title":"Feature flags","noun":"feature flag","description":"A message-history folding pass stays off by default but now tracks which attachment types get folded.","description_source":"entry","described_by":{"version":"2.1.261","anchor":"message-history-folding-pass-reaffirmed-behind-tengu-chair"},"presence":{"first_seen":"2.1.138","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":149,"mined_builds":149,"first_cited":{"version":"2.1.261","released_at":"2026-09-04 17:49:34","spans":2}},"aliases":[],"entries":[{"version":"2.1.281","anchor":"reminder-fold-decision-tengu-chair-sermon-is-now-fixed-per","heading":"Reminder-fold decision (tengu_chair_sermon) is now fixed per session and passed to subagents","line":"Whether system reminders are folded is now fixed once per session and handed down to subagents","released_at":"2026-09-23 17:01:17","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.281","anchor":"system-reminder-folding-tengu-chair-sermon-is-now-fixed-fo","heading":"System-reminder folding (tengu_chair_sermon) is now fixed for the whole conversation","line":"The system-reminder folding mode is now fixed per conversation, so a resumed chat keeps the mode it started with even if the remote flag changes","released_at":"2026-09-23 17:01:17","reason":"gate cited by this entry, found in this entry's text"},{"version":"2.1.261","anchor":"message-history-folding-pass-reaffirmed-behind-tengu-chair","heading":"Message-history 'folding' pass reaffirmed behind tengu_chair_sermon, default off","line":"A message-history folding pass stays off by default but now tracks which attachment types get folded.","released_at":"2026-09-04 17:49:34","reason":"found in this entry's text, named in this entry, gate cited by this entry"},{"version":"2.1.261","anchor":"new-foldedattachmenttypes-metadata-surfaced-in-transcript","heading":"New 'foldedAttachmentTypes' metadata surfaced in transcript debug summaries","line":"Transcript debug summaries can now show which attachment types were folded.","released_at":"2026-09-04 17:49:34","reason":"gate cited by this entry"}],"entries_total":4,"docs":[],"docs_total":0,"gates":[{"version":"2.1.281","state":"off","account":false,"baseline":false,"code_default":false},{"version":"2.1.261","state":"off","account":false,"baseline":false,"code_default":false}],"related":[{"name":"tengu_1p_event_batch_config","slug":"tengu-1p-event-batch-config","description":"Default `{}`. Batch settings for Claude Code's first-party event logger: `scheduledDelayMillis` (falls back to `OTEL_LOGS_EXPORT_INTERVAL`, then `10000`), `maxExportBatchSize` (default `200`) and `maxQueueSize` (default `8192`), plus `skipAuth`, `maxAttempts`, `path` and `baseUrl` passed to the exporter. When the value changes during a session, the logger is flushed and rebuilt with the new settings."},{"name":"tengu_account_plugins_sync_enabled","slug":"tengu-account-plugins-sync-enabled","description":"Plugins you enabled on claude.ai can be pulled to your machine, but only your account server can enable it."},{"name":"tengu_account_skills_sync_enabled","slug":"tengu-account-skills-sync-enabled","description":"Account skills-sync eligibility logic generalized into a reusable descriptor"},{"name":"tengu_adopt_claim","slug":"tengu-adopt-claim","description":"Stale adopted session claims now return their data marked stale instead of being discarded"},{"name":"tengu_adopt_link","slug":"tengu-adopt-link","description":"Adopting an agent's transcript now hard-links the file, copying only when linking is impossible."},{"name":"tengu_adopt_relink","slug":"tengu-adopt-relink","description":"On startup, subagent transcripts stored as symlinks are converted to hard links or copies."},{"name":"tengu_advisor_unknown_content","slug":"tengu-advisor-unknown-content","description":"Advisor output you couldn't see now shows an error or a clear \"declined to advise\" message."},{"name":"tengu_agent_frontmatter_mode_widening_carry_ignored","slug":"tengu-agent-frontmatter-mode-widening-carry-ignored","description":"An agent definition's permissionMode can no longer widen the mode inherited from its parent context."},{"name":"tengu_agent_hooks_origin_untrusted","slug":"tengu-agent-hooks-origin-untrusted","description":"Agents in untrusted folders can no longer define inline MCP servers; trust the project to allow it."},{"name":"tengu_agent_list_attach","slug":"tengu-agent-list-attach","description":"Default `false`. When `CLAUDE_CODE_AGENT_LIST_IN_MESSAGES` is unset or not a recognised boolean, `true` sends the `Agent` tool's list of agent types as `agent_listing_delta` attachments in the conversation (after the first, only the added and removed types) and leaves it out of the tool description. A truthy `CLAUDE_CODE_DISABLE_ATTACHMENTS` or `CLAUDE_CODE_SIMPLE` keeps the list in the description."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-chair-sermon","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}