{"name":"tengu_teleport_first_message_error","slug":"tengu-teleport-first-message-error","family":"flag","title":"Feature flags","noun":"feature flag","description":"An analytics event, not a feature flag. In a teleported session, Claude Code logs it when the first model request fails, then marks the first message as logged. Fields: `session_id` and `error_type`.","description_source":"code","described_by":{"bundle":"2.1.286","author":"claude-opus-5-5"},"presence":{"first_seen":null,"removed_in":null,"in_current_build":false,"newest_mined":"2.1.308","builds":0,"mined_builds":149,"first_cited":{"version":"2.0.71","released_at":"2025-12-16 21:30:39","spans":1}},"aliases":[],"entries":[{"version":"2.0.71","anchor":"enhanced-teleportation-telemetry","heading":"Enhanced Teleportation Telemetry","line":null,"released_at":"2025-12-16 21:30:39","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"tengu_teleport_first_message_success","slug":"tengu-teleport-first-message-success","description":"An analytics event, not a feature flag. In a teleported session, Claude Code logs it when the first model request succeeds, then marks the first message as logged. Field: `session_id`."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-teleport-first-message-error","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}