Verbosity Control

Code

1from kern.agent import Agent
2from kern.models.openai import OpenAIResponses
3from kern.tools.yfinance import YFinanceTools
4
5agent = Agent(
6    model=OpenAIResponses(id="gpt-5.2", verbosity="high"),
7    tools=[
8        YFinanceTools(
9            stock_price=True,
10            analyst_recommendations=True,
11            company_info=True,
12            company_news=True,
13        )
14    ],
15    instructions="Use tables to display data.",
16    markdown=True,
17)
18agent.print_response("Write a report comparing NVDA to TSLA", stream=True)

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 OPENAI_API_KEY=xxx

Install dependencies

1uv pip install -U openai kern-ai

Run Agent

1python cookbook/11_models/openai/responses/verbosity_control.py