from openai import OpenAIclient = OpenAI( api_key="sk-***",# 换成你在 AiHubMix 生成的密钥 base_url="https://aihubmix.com/v1")chat_completion = client.chat.completions.create( messages=[{"role":"user","content":"Say this is a test",}], model="gpt-4o-mini",)print(chat_completion)