curl --request POST \
  --url https://your_salambo_base_url/api/v1/responses/{responseId}/cancel \
  --header 'Authorization: Bearer <token>'

{
  "id": "<string>",
  "object": "<string>",
  "created_at": 123,
  "model": "<string>",
  "output": [
    {}
  ],
  "background": true,
  "run_id": "<string>",
  "completed_at": 123,
  "error": {
    "message": "<string>",
    "code": "<string>"
  },
  "metadata": {}
}