Tool Use

Answer news questions with a DeepSeek V4 Flash agent using web search tools.

tool_use.py
"""Run `uv pip install ddgs` to install dependencies."""

import asyncio

from agno.agent import Agent
from agno.models.deepseek import DeepSeek
from agno.tools.websearch import WebSearchTools

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------

"""
DeepSeek V4 models support tool calls in both thinking and non-thinking modes.
"""

agent = Agent(
    model=DeepSeek(id="deepseek-v4-flash"),
    tools=[WebSearchTools()],
    markdown=True,
)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    # --- Sync ---
    agent.print_response("Whats happening in France?")

    # --- Async + Streaming ---
    asyncio.run(agent.aprint_response("Whats happening in France?", stream=True))

Run the Example

Set up your virtual environment

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

Install dependencies

uv pip install -U agno ddgs openai

Export your DeepSeek API key

export DEEPSEEK_API_KEY="your_deepseek_api_key_here"

Run the example

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

python tool_use.py

Full source: cookbook/90_models/deepseek/tool_use.py