对话生成（chat/completions 兼容入口）

POST

/v1/chat/completions

OpenAI SDK 兼容入口。高级场景请改用 /v1/responses —— verbosity / web_search / json_schema strict 仅在 Responses 路径生效。

请求参数

Authorization

Bearer Token

在 Header 添加参数

Authorization

，其值为在 Bearer 之后拼接 Token

示例：

Authorization: Bearer ********************

Body 参数application/json必填

示例

基础对话深度推理（reasoning_effort）工具调用（function calling）

{
    "model": "gpt-5.5",
    "messages": [
        {
            "role": "system",
            "content": "你是简洁的助手，回答尽量短。"
        },
        {
            "role": "user",
            "content": "用一句话解释熵增定律。"
        }
    ],
    "max_completion_tokens": 500
}

请求示例代码

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

cURL

基础对话深度推理（reasoning_effort）工具调用（function calling）

curl --location '/v1/chat/completions' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
    "model": "gpt-5.5",
    "messages": [
        {
            "role": "system",
            "content": "你是简洁的助手，回答尽量短。"
        },
        {
            "role": "user",
            "content": "用一句话解释熵增定律。"
        }
    ],
    "max_completion_tokens": 500
}'

返回响应

🟢200

application/json

成功（非流式 JSON 响应）

Bodyapplication/json

示例

{
    "id": "string",
    "object": "chat.completion",
    "created": 0,
    "model": "string",
    "choices": [
        {
            "index": 0,
            "message": {
                "role": "system",
                "content": "string",
                "name": "string",
                "tool_calls": [
                    {
                        "id": "string",
                        "type": "function",
                        "function": {
                            "name": "string",
                            "arguments": "string"
                        }
                    }
                ],
                "tool_call_id": "string",
                "reasoning_content": "string"
            },
            "finish_reason": "stop"
        }
    ],
    "usage": {
        "prompt_tokens": 0,
        "completion_tokens": 0,
        "total_tokens": 0,
        "prompt_tokens_details": {
            "cached_tokens": 0,
            "text_tokens": 0,
            "audio_tokens": 0,
            "image_tokens": 0
        },
        "completion_tokens_details": {
            "text_tokens": 0,
            "audio_tokens": 0,
            "reasoning_tokens": 0
        }
    },
    "system_fingerprint": "string"
}

🟠401

🟠429

🔴500

修改于 2026-05-06 07:20:17

对话生成 / 联网搜索 / 推理（Responses API · 推荐）