Messages - 含 System Prompt
POST
/v1/messages
Request
Header Params
Body Params application/json
Responses
Request Request Example
Shell
JavaScript
Java
Swift
curl --location --request POST 'https://newapi.mexxxxai.win/v1/messages' \
--header 'x-api-key: {{ANTHROPIC_API_KEY}}' \
--header 'anthropic-version: 2023-06-01' \
--header 'Content-Type: application/json' \
--data-raw '{
"model": "claude-sonnet-4-6",
"max_tokens": 1024,
"system": "你是一位专业的软件工程师，擅长代码审查和架构设计。请用简洁、专业的语言回答问题。",
"messages": [{"role": "user", "content": "什么是 RESTful API 设计的最佳实践？"}],
"temperature": 0.7,
"top_p": 0.9
}'Response Response Example
{
"id": "msg_02ABCDEFghijklmn",
"type": "message",
"role": "assistant",
"content": [
{
"type": "text",
"text": "RESTful API 设计最佳实践要点：\n\n**1. 资源命名**\n- 使用名词复数：`/users`、`/orders`\n- 层级关系用路径表达：`/users/{id}/orders`\n\n**2. HTTP 方法语义**\n- GET：读取，幂等\n- POST：创建\n- PUT/PATCH：更新（全量/部分）\n- DELETE：删除\n\n**3. 状态码规范**\n- 200/201/204：成功\n- 400/401/403/404：客户端错误\n- 500：服务端错误\n\n**4. 版本控制**\n- URL 路径：`/v1/users`\n- Header：`Accept: application/vnd.api+json;version=1`\n\n**5. 统一响应格式**\n```json\n{ \"data\": {}, \"error\": null, \"meta\": {} }\n```"
}
],
"model": "claude-sonnet-4-6",
"stop_reason": "end_turn",
"stop_sequence": null,
"usage": { "input_tokens": 52, "output_tokens": 178 }
}Modified at 2026-04-02 11:32:32