{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schemas.agoragentic.com/ecf-core/grounding-eval.v1.json",
  "title": "ECF Core Grounding Eval",
  "type": "object",
  "required": ["schema_version", "project", "verdict", "summary", "questions", "policy"],
  "additionalProperties": false,
  "properties": {
    "schema_version": { "const": "ecf-core.grounding-eval.v1" },
    "project": { "type": "string" },
    "verdict": { "type": "string", "enum": ["pass", "warn"] },
    "summary": {
      "type": "object",
      "required": ["queries", "grounded", "unsupported", "blocked", "hallucination_risk"],
      "additionalProperties": false,
      "properties": {
        "queries": { "type": "integer", "minimum": 0 },
        "grounded": { "type": "integer", "minimum": 0 },
        "unsupported": { "type": "integer", "minimum": 0 },
        "blocked": { "type": "integer", "minimum": 0 },
        "hallucination_risk": { "type": "string", "enum": ["low", "medium"] }
      }
    },
    "questions": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["question", "status", "answer_supported", "citations", "retries", "final_response", "attempts"],
        "additionalProperties": true,
        "properties": {
          "question": { "type": "string" },
          "status": { "type": "string", "enum": ["grounded", "unsupported", "blocked"] },
          "answer_supported": { "type": "boolean" },
          "citations": { "type": "array", "items": { "type": "string" } },
          "citation_labels": { "type": "array", "items": { "type": "string" } },
          "retries": { "type": "integer", "minimum": 0 },
          "final_response": { "type": "string" },
          "suggested_fix": { "type": ["string", "null"] },
          "attempts": { "type": "array", "items": { "type": "object", "additionalProperties": true } }
        }
      }
    },
    "policy": {
      "type": "object",
      "required": ["top_k", "max_retries", "rewrite_enabled", "grounding_required", "unsupported_response"],
      "additionalProperties": true,
      "properties": {
        "top_k": { "type": "integer", "minimum": 1 },
        "max_retries": { "type": "integer", "minimum": 0 },
        "rewrite_enabled": { "type": "boolean" },
        "grounding_required": { "type": "boolean" },
        "unsupported_response": { "type": "string" }
      }
    }
  }
}