Gemini with Reasoning Tools

Add the following code to your Python file

1from kern.agent import Agent
2from kern.models.google import Gemini
3from kern.tools.reasoning import ReasoningTools
4from kern.tools.hackernews import HackerNewsTools
5
6reasoning_agent = Agent(
7    model=Gemini(id="gemini-2.5-pro-preview-03-25"),
8    tools=[
9        ReasoningTools(
10            think=True,
11            analyze=True,
12            add_instructions=True,
13        ),
14        HackerNewsTools(),
15    ],
16    instructions="Use tables where possible",
17    stream_events=True,
18        markdown=True,
19    debug_mode=True,
20)
21reasoning_agent.print_response(
22    "Write a report comparing NVDA to TSLA.", show_full_reasoning=True
23)

Set up your virtual environment

1uv venv --python 3.12
2source .venv/bin/activate

1uv venv --python 3.12
2.venv\Scripts\activate

Install dependencies

1uv pip install -U kern-ai google-genai ddgs

Export your Google API key

1export GOOGLE_API_KEY="your_google_api_key_here"

1$Env:GOOGLE_API_KEY="your_google_api_key_here"

Run Agent

1python gemini_reasoning_tools.py