Chat（関数呼び出し）

POST

/chat/completions

この例は、関数呼び出しにGPT-4oモデルを使用する方法を示しています。
チャットモデルは一連のメッセージを入力として受け取り、モデルが生成したメッセージを出力として返します。チャット形式は複数回のやり取りを容易にするために設計されていますが、会話のない単一のタスクにも同様に有用です。

価格表：https://302.ai/price

Request

Header Params

Body Params application/json

Example

{
  "model": "gpt-4o-2024-08-06",
  "messages": [
    {
      "role": "user",
      "content": "What's the weather like in Boston today?"
    }
  ],
  "tools": [
    {
      "type": "function",
      "function": {
        "name": "get_current_weather",
        "description": "Get the current weather in a given location",
        "parameters": {
          "type": "object",
          "properties": {
            "location": {
              "type": "string",
              "description": "The city and state, e.g. San Francisco, CA"
            },
            "unit": {
              "type": "string",
              "enum": ["celsius", "fahrenheit"]
            }
          },
          "required": ["location"]
        }
      }
    }
  ]
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST 'https://api.302.ai/v1/chat/completions' \
--header 'Accept: application/json' \
--header 'Authorization: Bearer ' \
--header 'Content-Type: application/json' \
--data-raw '{
  "model": "gpt-4o-2024-08-06",
  "messages": [
    {
      "role": "user",
      "content": "What'\''s the weather like in Boston today?"
    }
  ],
  "tools": [
    {
      "type": "function",
      "function": {
        "name": "get_current_weather",
        "description": "Get the current weather in a given location",
        "parameters": {
          "type": "object",
          "properties": {
            "location": {
              "type": "string",
              "description": "The city and state, e.g. San Francisco, CA"
            },
            "unit": {
              "type": "string",
              "enum": ["celsius", "fahrenheit"]
            }
          },
          "required": ["location"]
        }
      }
    }
  ]
}'

Responses

🟢200OK

application/json

Body

Example

{
    "id": "chatcmpl-Cx51fXXlJcdhcz5QyR2Cchi03pyjy",
    "model": "gpt-4o-2024-08-06",
    "object": "chat.completion",
    "choices": [
        {
            "delta": {
                "role": "assistant",
                "tool_calls": [
                    {
                        "index": 0,
                        "id": "call_jLe5VJwd9olukrkHQRdSXiij",
                        "type": "function",
                        "function": {
                            "name": "get_current_weather",
                            "arguments": "{\"location\":\"Boston, MA\"}"
                        }
                    }
                ]
            },
            "message": {
                "role": "assistant",
                "tool_calls": [
                    {
                        "index": 0,
                        "id": "call_jLe5VJwd9olukrkHQRdSXiij",
                        "type": "function",
                        "function": {
                            "name": "get_current_weather",
                            "arguments": "{\"location\":\"Boston, MA\"}"
                        }
                    }
                ]
            },
            "index": 0,
            "finish_reason": "tool_calls"
        }
    ],
    "usage": {
        "prompt_tokens": 80,
        "completion_tokens": 18,
        "total_tokens": 98,
        "prompt_tokens_details": {
            "cached_tokens": 0,
            "audio_tokens": 0
        },
        "completion_tokens_details": {
            "accepted_prediction_tokens": 0,
            "audio_tokens": 0,
            "reasoning_tokens": 0,
            "rejected_prediction_tokens": 0
        }
    },
    "created": 1768196707,
    "system_fingerprint": "fp_4a331a0222"
}

Modified at 2025-11-25 07:18:17

Chat（構造化出力）

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