{
  "operationId": "list_collections",
  "method": "GET",
  "path": "/collections",
  "summary": "List collections",
  "requestExamples": [],
  "responseExamples": [
    {
      "status": "200",
      "contentType": "application/json",
      "name": "multiple-collections",
      "example": {
        "collections": [
          {
            "dimension": 3,
            "environment": "us-east1-gcp",
            "name": "small-collection",
            "size": 3126700,
            "status": "Ready",
            "vector_count": 99
          },
          {
            "dimension": 3,
            "environment": "us-east1-gcp",
            "name": "small-collection-new",
            "size": 3126700,
            "status": "Initializing",
            "vector_count": 99
          },
          {
            "dimension": 1536,
            "environment": "us-east1-gcp",
            "name": "big-collection",
            "size": 160087040000000,
            "status": "Ready",
            "vector_count": 10000000
          }
        ]
      }
    },
    {
      "status": "200",
      "contentType": "application/json",
      "name": "no-collections",
      "example": {
        "collections": []
      }
    },
    {
      "status": "401",
      "contentType": "application/json",
      "name": "unauthorized",
      "example": {
        "error": {
          "code": "UNAUTHENTICATED",
          "message": "Invalid API key."
        },
        "status": 401
      }
    },
    {
      "status": "500",
      "contentType": "application/json",
      "name": "internal-server-error",
      "example": {
        "error": {
          "code": "UNKNOWN",
          "message": "Internal server error"
        },
        "status": 500
      }
    }
  ]
}