Agent with Tools

Attach WebSearchTools to a Vertex AI Claude agent to answer questions with current web results.

Code

tool_use.py

from agno.agent import Agent
from agno.models.vertexai.claude import Claude
from agno.tools.websearch import WebSearchTools

agent = Agent(
    model=Claude(id="claude-sonnet-4@20250514"),
    tools=[WebSearchTools()],
    markdown=True,
)
agent.print_response("Whats happening in France?")

Usage

Set up your virtual environment

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

uv venv --python 3.12
.venv\Scripts\activate

Set your environment variables

export CLOUD_ML_REGION=xxx
export GOOGLE_CLOUD_PROJECT=xxx

setx CLOUD_ML_REGION xxx
setx GOOGLE_CLOUD_PROJECT xxx

Authenticate your CLI session

gcloud auth application-default login

You don’t need to authenticate your CLI every time.

Install dependencies

uv pip install -U 'anthropic[vertex]' ddgs agno

Run Agent

Save the code above as tool_use.py, then run:

python tool_use.py

Streaming Agent Agent with Structured Outputs

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Agent with Tools

Code

Usage

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​Usage

Code

Usage