# chatgpt 目前收費最貴的是 https://openai.com/api/pricing/ davinci,openai已經封裝好了 https://dev.to/codemee/yong-python-chuan-jie-openai-mo-ni-chatgpt-liao-tian-ji-qi-ren-2fh6 ```python= import os import openai import unicodedata openai.api_key = "youkey" prev_prompt = '' prev_ans = '' while True: # Read a message from the user message = input("You: ") # Use GPT-3 to generate a response response = openai.Completion.create( engine="text-davinci-003", prompt=prev_prompt + "\n"+ prev_ans + "\n" + message, max_tokens=2048, temperature=0.9, ) # Print GPT-3's response print("Bot: ", response.choices[0].text) prev_prompt = message prev_ans = response.choices[0].text ``` 文中也有提出了節省資料量的話就是在叫ai再重新把自己的歷史紀錄做摘要. ![](https://i.imgur.com/PT2NwTh.png)