Claude 请求体

{
    "model": "anthropic/claude-sonnet-4.5",
    "messages": [
        {
            "role": "user",
            "content": "string"
        }
    ],
    "max_tokens": 1024,
    "system": "string",
    "temperature": 1,
    "top_p": 0.9,
    "top_k": 40,
    "stop_sequences": [
        "\n\nHuman:",
        "\n\nAssistant:"
    ],
    "stream": false,
    "tools": [
        {
            "name": "string",
            "description": "string",
            "input_schema": {
                "type": "object",
                "properties": {},
                "required": [
                    "string"
                ]
            }
        }
    ],
    "tool_choice": {
        "type": "auto",
        "name": "string"
    },
    "thinking": {
        "type": "enabled",
        "budget_tokens": 5000
    }
}