Agent Flex Tier

Code

1from kern.agent import Agent
2from kern.models.openai import OpenAIResponses
3
4agent = Agent(
5    model=OpenAIResponses(id="o4-mini", service_tier="flex"),
6    markdown=True,
7)
8
9agent.print_response("Share a 2 sentence horror story")

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/agent_flex_tier.py