from openai import OpenAI
 
client = OpenAI(
    api_key="YOUR_API_KEY",
    base_url="https://123api.co/v1"
)
 
resp = client.chat.completions.create(
    model="gpt-5.4-mini",
    messages=[
        {"role": "user", "content": "请介绍一下 123API。"}
    ]
)
 
print(resp.choices[0].message.content)

import OpenAI from "openai";
 
const client = new OpenAI({
  apiKey: "YOUR_API_KEY",
  baseURL: "https://123api.co/v1"
});
 
const resp = await client.chat.completions.create({
  model: "gpt-5.4-mini",
  messages: [
    { role: "user", content: "Please introduce 123API." }
  ]
});
 
console.log(resp.choices[0].message.content);

curl https://123api.co/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "gpt-5.4-mini",
    "messages": [
      {"role": "user", "content": "请介绍一下 123API。"}
    ]
  }'