# Unauthorized | Field | Value | | --- | --- | | Type URI | `https://developer-next.ingrid.com/ingrid-api/errors/common/unauthorized` | | Title | Unauthorized | | Recommended Status | 401 Unauthorized | ## Common Causes - No authentication credentials were provided - The provided API key or token is invalid or expired - The authentication header is malformed ## Example Response ```json { "type": "https://developer-next.ingrid.com/ingrid-api/errors/common/unauthorized", "title": "Unauthorized", "status": 401, "detail": "The request requires valid authentication credentials.", "trace_id": "abc-123-def-456" } ```