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1

Create a Python file

touch openai.py
2

Add the following code to your Python file

openai.py
from agno.agent import Agent
from agno.models.openai.responses import OpenAIResponses

agent = Agent(
    model=OpenAIResponses(id="gpt-5-mini"),
    reasoning_model=OpenAIResponses(id="gpt-4.1"),
)
agent.print_response(
    "Solve the trolley problem. Evaluate multiple ethical frameworks. "
    "Include an ASCII diagram of your solution.",
    stream=True,
)
3

Create a virtual environment

Open the Terminal and create a python virtual environment.
python3 -m venv .venv
source .venv/bin/activate
4

Install libraries

pip install -U agno openai
5

Export your OpenAI API key

  export OPENAI_API_KEY="your_openai_api_key_here"
6

Run Agent

python openai.py