Agent with Tools

Run a tool-enabled agent against a local vLLM server.

Code

tool_use.py

from agno.agent import Agent
from agno.models.vllm import VLLM
from agno.tools.websearch import WebSearchTools

agent = Agent(
    model=VLLM(
        id="NousResearch/Nous-Hermes-2-Mistral-7B-DPO", top_k=20, enable_thinking=False
    ),
    tools=[WebSearchTools()],
    markdown=True,
)
agent.print_response("Whats happening in France?")

Usage

1. Set up your virtual environment

   Mac

   uv venv --python 3.12
   source .venv/bin/activate
   
2. Set the API key

   export VLLM_API_KEY=xxx
   
3. Install Libraries

   uv pip install -U agno openai vllm ddgs
   
4. Start vLLM server

   vllm serve NousResearch/Nous-Hermes-2-Mistral-7B-DPO \
       --enable-auto-tool-choice \
       --tool-call-parser hermes \
       --dtype float16 \
       --max-model-len 8192 \
       --gpu-memory-utilization 0.9
   
5. Run Agent

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

   python tool_use.py