Evaluation

{
  "summary": {
    "total_interactions": 20,
    "success_rate": 0.85,
    "avg_response_time_ms": 145,
    "stage_compliance": 0.95
  },
  "suggestions": [
    "Add a 'get_cart' tool: users frequently ask about cart contents",
    "checkout tool should validate cart is non-empty before processing",
    "search_products should handle empty query gracefully"
  ],
  "interactions": [...]
}