curl --request GET \
  --url https://api.arize.com/v2/evaluators/{evaluator_id}/versions \
  --header 'Authorization: Bearer <token>'

{
  "evaluator_versions": [
    {
      "id": "RXZhbHVhdG9yVmVyc2lvbjoxMDpYeVp3",
      "evaluator_id": "RXZhbHVhdG9yOjEyOmFCY0Q=",
      "commit_hash": "a3b1c9e4f7d2a0518e6c3bb9217f87d1c4e810f2",
      "commit_message": "Initial version",
      "template_config": {
        "name": "hallucination",
        "template": "You are an evaluation assistant...",
        "include_explanations": true,
        "use_function_calling_if_available": true,
        "classification_choices": {
          "hallucinated": 0,
          "factual": 1
        },
        "direction": "maximize",
        "data_granularity": "span",
        "llm_config": {
          "ai_integration_id": "TGxtSW50ZWdyYXRpb246MTI6YUJjRA==",
          "model_name": "gpt-4o",
          "invocation_parameters": {
            "temperature": 0
          },
          "provider_parameters": {}
        }
      },
      "created_at": "2026-02-16T22:05:48.143Z",
      "created_by_user_id": "VXNlcjoxOm5OYkM="
    }
  ],
  "pagination": {
    "has_more": false
  }
}