Error

version_invalid

Status 400 Bad Request. Xip-Version names no released version of this API.

What to do

Change the request before sending it again: each entry of details names a member and what is wrong with it.

What it carries

• valid_versions array of string

Who answers it

• Create a challenge POST /challenges
• Read a challenge GET /challenges/{id}
• Cancel a challenge POST /challenges/{id}/cancel
• List a challenge's deliveries GET /challenges/{id}/deliveries
• Read a challenge's frames GET /challenges/{id}/frames
• List events GET /events
• Read an event GET /events/{id}
• Deliver an event again POST /events/{id}/redeliver
• Refer a person POST /subjects
• Search subjects by reference POST /subjects/search
• Read a subject GET /subjects/{id}
• Enroll a reference face PUT /subjects/{id}/reference-face
• Delete a reference face DELETE /subjects/{id}/reference-face
• Ask a person to delegate POST /delegations
• Read a delegation request GET /delegations/{id}

An example

{
  "error": {
    "code": "version_invalid",
    "message": "Xip-Version names no released version of this API.",
    "details": [],
    "request_id": "01JD2RD9E1G3J5K7M9N1P3R5S7",
    "doc_url": "https://xipid.org/errors/version_invalid",
    "valid_versions": [
      "2026-09-26"
    ]
  }
}

Every error