AiResponseMeta

{
    "provider": "string",
    "model": "string",
    "providerAttemptChain": [
        {
            "provider": "string",
            "model": "string",
            "levelAttempted": [
                "json_schema"
            ],
            "success": true,
            "errorCode": "string",
            "latencyMs": 0
        }
    ],
    "structuredOutput": {
        "level": "json_schema",
        "nativeSchemaUsed": true,
        "nativeJsonObjectUsed": true,
        "validationPassed": true,
        "normalizationUsed": true,
        "fallbackUsed": true,
        "fallbackReason": "PROVIDER_SCHEMA_UNSUPPORTED",
        "warnings": [
            "string"
        ]
    },
    "tokenUsage": {
        "inputTokens": 0,
        "outputTokens": 0,
        "totalTokens": 0
    },
    "latencyMs": 0,
    "providerLatencyMs": 0
}