クイックスタート

yarn add @arouter/sdk

pnpm add @arouter/sdk

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.arouter.ai/v1",
  apiKey: "lr_live_xxxx",
  defaultHeaders: {
    "HTTP-Referer": "https://myapp.com", // 任意
    "X-Title": "My AI App",              // 任意
  },
});

const response = await client.chat.completions.create({
  model: "openai/gpt-5.4",
  messages: [{ role: "user", content: "こんにちは！" }],
});
console.log(response.choices[0].message.content);

import anthropic

client = anthropic.Anthropic(
    base_url="https://api.arouter.ai",
    api_key="lr_live_xxxx",
)

message = client.messages.create(
    model="claude-sonnet-4.6",
    max_tokens=1024,
    messages=[{"role": "user", "content": "こんにちは！"}],
)
print(message.content[0].text)

package main

import (
    "context"
    "fmt"
    "log"

    "github.com/arouter-ai/arouter-go"
)

func main() {
    client := arouter.NewClient("lr_live_xxxx",
        arouter.WithBaseURL("https://api.arouter.ai/v1"),
        arouter.WithHeader("HTTP-Referer", "https://myapp.com"),
        arouter.WithHeader("X-Title", "My AI App"),
    )

    resp, err := client.CreateChatCompletion(context.Background(), arouter.ChatCompletionRequest{
        Model: "openai/gpt-5.4",
        Messages: []arouter.Message{
            {Role: "user", Content: "こんにちは！"},
        },
    })
    if err != nil {
        log.Fatal(err)
    }

    fmt.Println(resp.Choices[0].Message.Content)
}

curl https://api.arouter.ai/v1/chat/completions \
  -H "Authorization: Bearer lr_live_xxxx" \
  -H "HTTP-Referer: https://myapp.com" \
  -H "X-Title: My AI App" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5.4",
    "messages": [{"role": "user", "content": "こんにちは！"}]
  }'

const response = await fetch('https://api.arouter.ai/v1/chat/completions', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer lr_live_xxxx',
    'Content-Type': 'application/json',
    'HTTP-Referer': 'https://myapp.com', // 任意：ソーストラッキング
    'X-Title': 'My AI App',              // 任意：表示名
  },
  body: JSON.stringify({
    model: 'openai/gpt-5.4',
    messages: [{ role: 'user', content: 'こんにちは！' }],
  }),
});

const data = await response.json();
console.log(data.choices[0].message.content);