Portkey 是什么？

from portkey_ai import Portkey

portkey = Portkey(
    api_key="YOUR_PORTKEY_API_KEY",
    provider="@YOUR_PROVIDER"
)

chat_complete = portkey.chat.completions.create(
    model="gpt-3.5-turbo",
    messages=[
        {"role": "system", "content": "You are a helpful assistant."},
        {"role": "user", "content": "Hello!"}
    ]
)
print(chat_complete.choices[0].message.content)