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​
Request

curl --location "https://api.znapai.com/v1beta1/projects/zamani-tech2-484512/locations/global/publishers/google/models/gemini-2.5-flash-lite:generateContent" \
  --header "Authorization: Bearer $ZnapAI_API_KEY" \
  --header "Content-Type: application/json" \
  --header 'spend-logs-metadata: {"user_id": "user_123", "project_id": "proj_abc", "env": "production"}' \
  --data '{
        "contents": [
          {"role": "user", "parts": [{"text": "Say hello world"}]}
        ]
      }'

​
Response

{
    "candidates": [
        {
            "content": {
                "role": "model",
                "parts": [
                    {
                        "text": "Hello world"
                    }
                ]
            },
            "finishReason": "STOP",
            "avgLogprobs": -4.6243147850036621
        }
    ],
    "usageMetadata": {
        "promptTokenCount": 3,
        "candidatesTokenCount": 2,
        "totalTokenCount": 32,
        "trafficType": "ON_DEMAND",
        "promptTokensDetails": [
            {
                "modality": "TEXT",
                "tokenCount": 3
            }
        ],
        "candidatesTokensDetails": [
            {
                "modality": "TEXT",
                "tokenCount": 2
            }
        ],
        "thoughtsTokenCount": 27
    },
    "modelVersion": "gemini-2.5-flash",
    "createTime": "2026-04-08T17:29:25.479946Z",
    "responseId": "dZDWacqlHdvzpt8Pud6xqAg"
}