Chat Completions - ELKAPI Docs

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"
}'

{
  "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"
}

POST

chat

completions

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"
}'

{
  "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"
}

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"
}'

{
  "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"
}

Authorizations

Authorization

string

必須

すべてのエンドポイントで Bearer Token 認証が必要です。リクエストヘッダーに追加します:

Authorization: Bearer YOUR_API_KEY

Body

model

string

デフォルト:"gpt-5.5"

必須

モデルID例:gpt-5.5

messages

array<object>

必須

チャットメッセージ一覧

messages.role

string

必須

メッセージロール指定可能な値:system、user、assistant、tool、developer

messages.content

string or array<object>

必須

メッセージ内容

messages.name

string

送信者名

messages.tool_calls

array<object>

messages.tool_calls.id

string

messages.tool_calls.type

string

例:function

messages.tool_calls.function

object

messages.tool_calls.function.name

string

messages.tool_calls.function.arguments

string

messages.tool_call_id

string

ツール呼び出しID（toolロールメッセージ用）

messages.reasoning_content

string

推論内容

temperature

number

デフォルト:"1"

サンプリング温度

top_p

number

デフォルト:"1"

ニュークリアスサンプリングパラメーター

integer

デフォルト:"1"

生成数

stream

boolean

デフォルト:"false"

ストリーミング応答にするかどうか

stream_options

object

stream_options.include_usage

boolean

stop

string or array<string>

停止シーケンス

max_tokens

integer

最大生成トークン数

max_completion_tokens

integer

最大補完トークン数

presence_penalty

number

デフォルト:"0"

frequency_penalty

number

デフォルト:"0"

logit_bias

object

user

string

tools

array<object>

tools.type

string

例:function

tools.function

object

tools.function.name

string

tools.function.description

string

tools.function.parameters

object

JSON Schema形式のパラメーター定義

tool_choice

string or object

tool_choice.type

string

tool_choice.function

object

tool_choice.function.name

string

response_format

object

response_format.type

string

指定可能な値:text、json_object、json_schema

response_format.json_schema

object

JSON Schema定義

seed

integer

reasoning_effort

string

推論強度（推論対応モデル用）指定可能な値:low、medium、high

modalities

array<string>

audio

object

audio.voice

string

audio.format

string

Response

string

object

string

例:chat.completion

created

integer

model

string

デフォルト:"gpt-5.5"

例:gpt-5.5

choices

array<object>

choices.index

integer

choices.message

object

choices.message.role

string

必須

メッセージロール指定可能な値:system、user、assistant、tool、developer

choices.message.content

string or array<object>

必須

メッセージ内容

choices.message.name

string

送信者名

choices.message.tool_calls

array<object>

choices.message.tool_calls.id

string

choices.message.tool_calls.type

string

例:function

choices.message.tool_calls.function

object

choices.message.tool_call_id

string

ツール呼び出しID（toolロールメッセージ用）

choices.message.reasoning_content

string

推論内容

choices.finish_reason

string

指定可能な値:stop、length、tool_calls、content_filter

usage

object

usage.prompt_tokens

integer

プロンプトトークン数

usage.completion_tokens

integer

補完トークン数

usage.total_tokens

integer

合計トークン数

usage.prompt_tokens_details

object

usage.prompt_tokens_details.cached_tokens

integer

usage.prompt_tokens_details.text_tokens

integer

usage.prompt_tokens_details.audio_tokens

integer

usage.prompt_tokens_details.image_tokens

integer

usage.completion_tokens_details

object

usage.completion_tokens_details.text_tokens

integer

usage.completion_tokens_details.audio_tokens

integer

usage.completion_tokens_details.reasoning_tokens

integer

system_fingerprint

string

Gemini音声生成 Responses

Documentation Index

​Authorizations

​Body

​Response

Authorizations

Body

Response