一个 Key，调用
所有 AI 模型

from openai import OpenAI

client = OpenAI(
    base_url="https://aitokenapi.com.cn/v1",
    api_key="sk-your-api-key"
)

response = client.chat.completions.create(
    model="gpt-5",
    messages=[{"role": "user", "content": "Hello! 👋"}]
)

print(response.choices[0].message.content)

from openai import OpenAI

client = OpenAI(
    base_url="https://aitokenapi.com.cn/v1",
    api_key="sk-your-api-key"
)

response = client.chat.completions.create(
    model="claude-sonnet-4-6",
    messages=[{"role": "user", "content": "你好！👋"}]
)

print(response.choices[0].message.content)

from openai import OpenAI

client = OpenAI(
    base_url="https://aitokenapi.com.cn/v1",
    api_key="sk-your-api-key"
)

response = client.chat.completions.create(
    model="deepseek-v4",
    messages=[{"role": "user", "content": "你好！👋"}]
)

print(response.choices[0].message.content)