GET /api/v1/accounts/{account_id}/integrations/catalog
Global presentation catalogue, identical across tenants; not the provider connect allowlist. Any account member may read it. Connected-app credentials are held by the integration provider and are not returned by any of these operations. ENG-5874 / ENG-5831 track consistent unknown-provider and field-level validation behavior; this documents current behavior.
See the current contract and evidence for overlay behavior and capture methodology.