curl --request POST \
  --url https://utoken-test.uuzu.com/v1/messages \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'anthropic-version: <anthropic-version>' \
  --data '
{
  "model": "<string>",
  "messages": [
    {
      "content": "<string>"
    }
  ],
  "max_tokens": 2,
  "system": "<string>",
  "temperature": 0.5,
  "top_p": 123,
  "top_k": 123,
  "stream": true,
  "stop_sequences": [
    "<string>"
  ],
  "tools": [
    {
      "name": "<string>",
      "description": "<string>",
      "input_schema": {}
    }
  ],
  "tool_choice": {
    "name": "<string>"
  },
  "thinking": {
    "budget_tokens": 123
  },
  "metadata": {
    "user_id": "<string>"
  }
}
'

{
  "id": "<string>",
  "type": "<string>",
  "role": "<string>",
  "content": [
    {
      "type": "<string>",
      "text": "<string>"
    }
  ],
  "model": "<string>",
  "usage": {
    "input_tokens": 123,
    "output_tokens": 123,
    "cache_creation_input_tokens": 123,
    "cache_read_input_tokens": 123
  }
}