Get Experiment Stats Api

Example response

{
  "parent_trace_stats": [
    {
      "cost": 0.5,
      "input_tokens": 100,
      "latency": 0.5,
      "output_tokens": 200,
      "scores": [
        {
          "name": "accuracy",
          "score": 0.5
        }
      ],
      "total_tokens": 300,
      "trace_id": "sasdc-csd-rnFesaeCpqcXJ_yL3wi"
    }
  ]
}