​
Code

cookbook/models/nexus/async_basic_stream.py
"""
Basic streaming async example using Nexus.
"""

import asyncio

from agno.agent import Agent
from agno.models.nexus import Nexus

agent = Agent(model=Nexus(id="anthropic/claude-sonnet-4-20250514"), markdown=True)

asyncio.run(agent.aprint_response("Share a 2 sentence horror story", stream=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 keys

export ANTHROPIC_API_KEY=xxx
3

Install libraries

pip install -U agno openai
4

Run Agent

python cookbook/models/nexus/async_basic_stream.py