{"name":"tengu_amber_lynx","slug":"tengu-amber-lynx","family":"flag","title":"Feature flags","noun":"feature flag","description":"The feedback dialog still skips one extra request when a server-side flag is on, the same as in the previous build","description_source":"entry","described_by":{"version":"2.1.283","anchor":"feedback-submissions-second-request-now-skipped-under-tengu"},"presence":{"first_seen":"2.1.138","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":144,"mined_builds":149,"first_cited":{"version":"2.1.113","released_at":"2026-04-17 19:09:22","spans":3}},"aliases":[],"entries":[{"version":"2.1.299","anchor":"feedback-bundle-can-carry-a-transcript-problem-and-a-whole-t","heading":"Saved feedback bundles can explain transcript problems and include the whole transcript","line":"Saving a `\/feedback` bundle can now include the whole transcript, warn when the transcript had a problem, and refuse if saving was turned off","released_at":"2026-10-14 00:23:19","reason":"gate cited by this entry"},{"version":"2.1.293","anchor":"feedback-and-bug-report-paths-now-pass-a-host-argument","heading":"Bug reports and saved feedback drafts now carry a host value","line":"The `\/bug` panel and the feedback drafts panel now pass a host value along when they send or package a report","released_at":"2026-10-07 17:18:04","reason":"gate cited by this entry"},{"version":"2.1.292","anchor":"feedback-now-tracks-send-state-and-shows-a-submittingdone","heading":"\/feedback keeps track of a report while it is being sent","line":"The \/feedback dialog now hands sending to a shared sender that tracks each report's progress, and failures return you to the input screen","released_at":"2026-10-06 17:10:31","reason":"gate cited by this entry"},{"version":"2.1.283","anchor":"feedback-submissions-second-request-now-skipped-under-tengu","heading":"Feedback submission's optional extra request is unchanged","line":"The feedback dialog still skips one extra request when a server-side flag is on, the same as in the previous build","released_at":"2026-09-25 18:46:11","reason":"gate cited by this entry"},{"version":"2.1.113","anchor":"tengu-amber-lynx-in-development","heading":"tengu_amber_lynx [In Development]","line":null,"released_at":"2026-04-17 19:09:22","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":5,"docs":[],"docs_total":0,"gates":[{"version":"2.1.299","state":"off","account":false,"baseline":false,"code_default":false},{"version":"2.1.293","state":"off","account":false,"baseline":false,"code_default":false},{"version":"2.1.292","state":"off","account":false,"baseline":false,"code_default":false},{"version":"2.1.283","state":"off","account":false,"baseline":false,"code_default":false},{"version":"2.1.113","state":"off","account":false,"baseline":false,"code_default":null}],"related":[{"name":"tengu_amber_anchor","slug":"tengu-amber-anchor","description":"Default `false`. Enables installing the background daemon as a launchctl\/systemd service: when off, `claude daemon install`, `start` and `restart` fail as disabled in this version, the `claude daemon` usage text says the daemon runs on demand, and daemon messages call it `background service` in place of `daemon`. When on and the daemon cold-start mode is `ask` (`CLAUDE_CODE_DAEMON_COLD_START`, the `daemonColdStart` setting, or the `tengu_quiet_harbor` flag), starting a background session with no daemon running can offer `claude daemon install` instead of starting one on demand, unless that prompt was dismissed or `CLAUDE_CONFIG_DIR` is set."},{"name":"tengu_amber_astrolabe","slug":"tengu-amber-astrolabe","description":"Default `false`. One of the switches that add the `autonomy_append` system prompt section (\"You are operating autonomously...\": proceed with reversible actions without asking, report findings without applying a fix when the user is only asking, finish the work before ending the turn). The section is added when `tengu_amber_sextant` is on (default `true`) and either the current model's settings turn it on or this check passes; the check passes when `CLAUDE_CODE_AMBER_ASTROLABE` is set, the client data key of this name is `true`, or this flag is on."},{"name":"tengu_amber_creek","slug":"tengu-amber-creek","description":"Accepting fullscreen now runs as a trial, and two crashed launches disable it on that machine."},{"name":"tengu_amber_ferry","slug":"tengu-amber-ferry","description":"A new mode, off unless switched on remotely, lets remote sessions start preparing a message's attachments before its files finish downloading"},{"name":"tengu_amber_flint","slug":"tengu-amber-flint","description":"Default `true`. A kill switch for agent teams: teams are enabled only when `CLAUDE_CODE_EXPERIMENTAL_AGENT_TEAMS` is set or `--agent-teams` is passed, and this flag is on. Turning it off disables teams even when they were requested."},{"name":"tengu_amber_heron","slug":"tengu-amber-heron","description":"Default `false`. When true, an `Agent` tool call that does not set `run_in_background` launches the subagent as a background task. An explicit `run_in_background: false`, an in-process teammate caller, or `CLAUDE_CODE_DISABLE_BACKGROUND_TASKS` keeps it synchronous."},{"name":"tengu_amber_kestrel","slug":"tengu-amber-kestrel","description":"Subagent launching gets a nesting-depth cap, a bypassable concurrency cap, and new teammate\/model-inherit rules"},{"name":"tengu_amber_larch","slug":"tengu-amber-larch","description":"Before running a Bash command, Claude Code now also checks shell scripts written inline in it, such as heredocs or code passed with -c"},{"name":"tengu_amber_lark","slug":"tengu-amber-lark","description":"The usage report's analysis now calculates the most sessions running at the same time, adds per-day and per-week detail, and blanks some recommendations"},{"name":"tengu_amber_lattice","slug":"tengu-amber-lattice","description":"Default `{}`. Its `plugins` field is a list of plugin names (without the `@marketplace` suffix) whose hook commands are given the user's Anthropic credential in their environment: `ANTHROPIC_AUTH_TOKEN` set to the claude.ai OAuth access token when logged in that way, otherwise `ANTHROPIC_API_KEY`. It applies only to a plugin installed from one of Anthropic's official marketplaces, never when `ANTHROPIC_UNIX_SOCKET` is set, and subject to further provider and account checks."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-amber-lynx","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}