curl --request POST \
  --url 'https://api.elkapi.com/v1/chat/completions' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "model": "gpt-5.5",
  "messages": [
    {
      "role": "user",
      "content": "こんにちは、自己紹介してください"
    }
  ],
  "temperature": 1,
  "stream": false,
  "max_tokens": 1024,
  "response_format": "json"
}'

import requests

url = "https://api.elkapi.com/v1/chat/completions"
headers = {
    "Authorization": "Bearer <token>"
}
headers["Content-Type"] = "application/json"
payload = {
    "model": "gpt-5.5",
    "messages": [
        {
            "role": "user",
            "content": "こんにちは、自己紹介してください"
        }
    ],
    "temperature": 1,
    "stream": False,
    "max_tokens": 1024,
    "response_format": "json"
}

response = requests.request("POST", url, headers=headers, json=payload)
print(response.json())

const url = "https://api.elkapi.com/v1/chat/completions";

const headers = {
  "Authorization": "Bearer <token>"
};
headers["Content-Type"] = "application/json";
const payload = {
  "model": "gpt-5.5",
  "messages": [
    {
      "role": "user",
      "content": "こんにちは、自己紹介してください"
    }
  ],
  "temperature": 1,
  "stream": false,
  "max_tokens": 1024,
  "response_format": "json"
};

const response = await fetch(url, {
  method: "POST",
  headers,
  body: JSON.stringify(payload)
});

console.log(await response.json());

{
  "id": "id",
  "object": "chat.completion",
  "created": 1,
  "model": "gpt-5.5",
  "choices": [
    {
      "index": 1,
      "message": {
        "role": "user",
        "content": "こんにちは、自己紹介してください",
        "name": "name",
        "tool_calls": [
          {
            "id": {},
            "type": {},
            "function": {}
          }
        ],
        "tool_call_id": "tool_call_id",
        "reasoning_content": "reasoning_content"
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 1,
    "completion_tokens": 1,
    "total_tokens": 1,
    "prompt_tokens_details": {
      "cached_tokens": 1,
      "text_tokens": 1,
      "audio_tokens": 1,
      "image_tokens": 1
    },
    "completion_tokens_details": {
      "text_tokens": 1,
      "audio_tokens": 1,
      "reasoning_tokens": 1
    }
  },
  "system_fingerprint": "system_fingerprint"
}

{
  "error": {
    "message": "message",
    "type": "type",
    "param": "param",
    "code": "code"
  }
}

{
  "error": {
    "message": "message",
    "type": "type",
    "param": "param",
    "code": "code"
  }
}