curl -X POST https://modelproxy-api.deployai365.com/api/v2/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
  "model": "openai/gpt-4o",
  "messages": [
    {
      "role": "system",
      "content": "You are a helpful assistant."
    },
    {
      "role": "user",
      "content": "Hello, can you help me?"
    },
    {
      "role": "assistant",
      "content": "I can help generate images for you.",
      "images": [
        {
          "type": "image_url",
          "image_url": {
            "url": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAA..."
          }
        }
      ]
    }
  ],
  "instance_id": "launch-chat",
  "temperature": 0.7
}'