Thinking (Interactions)

Code

1import asyncio
2
3from kern.agent import Agent
4from kern.models.google import GeminiInteractions
5
6agent = Agent(
7    model=GeminiInteractions(
8        id="gemini-3-flash-preview",
9        thinking_level="high",
10    ),
11    markdown=True,
12)
13
14if __name__ == "__main__":
15    agent.print_response(
16        "Solve: If a train travels at 60 mph for 2.5 hours, then at 80 mph for 1.5 hours, what is the total distance and average speed?"
17    )
18
19    asyncio.run(
20        agent.aprint_response(
21            "Explain why the sum of angles in a triangle is always 180 degrees.",
22            stream=True,
23        )
24    )

Usage

Set up your virtual environment

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

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

Set your API key

1export GOOGLE_API_KEY=xxx

Install dependencies

1uv pip install -U "google-genai>=2.0" kern-ai

Run Agent

1python cookbook/90_models/google/gemini_interactions/thinking.py