Extended Thinking

Code

1from kern.agent import Agent
2from kern.models.azure.claude import Claude
3
4agent = Agent(
5    model=Claude(
6        id="claude-sonnet-4-6",
7        max_tokens=2048,
8        thinking={"type": "enabled", "budget_tokens": 1024},
9    ),
10    markdown=True,
11)
12
13agent.print_response("Share a very scary 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 environment variables

1export ANTHROPIC_FOUNDRY_API_KEY=xxx
2export ANTHROPIC_FOUNDRY_RESOURCE=xxx

1setx ANTHROPIC_FOUNDRY_API_KEY xxx
2  setx ANTHROPIC_FOUNDRY_RESOURCE xxx

Install dependencies

uv pip install -U anthropic kern-ai

Run Agent

1python cookbook/90_models/azure/claude/thinking.py