box.py

from openai import OpenAI

SEPARATOR = "\n--- RESPONSE ---\n"

# Read the contents of the playground
with open("playground.txt", "r", encoding="utf-8") as f:
    contents = f.read()

# Only use the text before the separator as the user's prompt
prompt = contents.split(SEPARATOR)[0].strip()

# If the file is empty, notify the user
if not prompt:
    print("Please write something in the playground.")
else:
    client = OpenAI()

    completion = client.chat.completions.create(
        model="gpt-5-mini",
        messages=[
            {
                "role": "system",
                "content": "You are a helpful assistant. Respond clearly and concisely."
            },
            {
                "role": "user",
                "content": prompt
            }
        ]
    )

    response_text = completion.choices[0].message.content.strip()

    # Rewrite the file with the prompt and response separated
    with open("playground.txt", "w", encoding="utf-8") as f:
        f.write(prompt + SEPARATOR + response_text)