gemini-2.5-flash (图像理解)

POST /v1beta/models/gemini-2.5-flash:generateContent

{
  "contents": [
    {
      "role": "user",
      "parts": [
        {
          "inlineData": {
            "mimeType": "image/jpeg",
            "data": "base64-encoded-image-data"
          }
        },
        {
          "text": "Describe this image."
        }
      ]
    }
  ]
}

{
  "contents": [
    {
      "role": "user",
      "parts": [
        {
          "fileData": {
            "mimeType": "image/jpeg",
            "fileUri": "https://example.com/image.jpg"
          }
        },
        {
          "text": "Describe this image."
        }
      ]
    }
  ]
}

{
  "candidates": [
    {
      "content": {
        "role": "model",
        "parts": [
          {
            "text": "This image depicts a cozy, serene indoor scene..."
          }
        ]
      },
      "finishReason": "STOP"
    }
  ],
  "usageMetadata": {
    "promptTokenCount": 1097,
    "candidatesTokenCount": 403,
    "totalTokenCount": 2779
  },
  "modelVersion": "gemini-2.5-flash"
}