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Code

cookbook/11_models/nexus/async_tool_use.py
"""
Async example using Nexus with tool calls
"""

import asyncio

from agno.agent import Agent
from agno.models.nexus import Nexus
from agno.tools.hackernews import HackerNewsTools

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

asyncio.run(agent.aprint_response("Whats happening in France?"))

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Usage

1

Set up your virtual environment

uv venv --python 3.12
source .venv/bin/activate
2

Set your API keys

export ANTHROPIC_API_KEY=xxx
3

Install dependencies

uv pip install -U agno openai
4

Run Agent

python cookbook/11_models/nexus/async_tool_use.py