​
Code

cookbook/apps/fastapi/basic.py
from agno.agent import Agent
from agno.app.fastapi.app import FastAPIApp
from agno.models.openai import OpenAIChat

basic_agent = Agent(
    name="Basic Agent",
    model=OpenAIChat(id="gpt-4o"),
    add_history_to_messages=True,
    num_history_responses=3,
    add_datetime_to_instructions=True,
    markdown=True,
)

fastapi_app = FastAPIApp(
    agent=basic_agent,
    name="Basic Agent",
    app_id="basic_agent",
    description="A basic agent that can answer questions and help with tasks.",
)

app = fastapi_app.get_app()

if __name__ == "__main__":
    fastapi_app.serve(app="basic:app", port=8001, reload=True)

​
Usage

1

Create a virtual environment

Open the Terminal and create a python virtual environment.

python3 -m venv .venv
source .venv/bin/activate
2

Set your API key

export OPENAI_API_KEY=xxx
3

Install libraries

pip install -U agno fastapi uvicorn openai
4

Run Agent

python cookbook/apps/fastapi/basic.py