digraph Example {
    graph [
        goal="Build and review a utility function",
        model_stylesheet="
            *        { llm_model: claude-haiku-4-5; llm_provider: anthropic; }
            .coding  { llm_model: claude-sonnet-4-5; reasoning_effort: high; }
            #review  { llm_model: gemini-3.1-pro-preview; llm_provider: gemini; }
        "
    ]

    start [shape=Mdiamond, label="Start"]
    exit  [shape=Msquare, label="Exit"]

    spec      [label="Write Spec"]
    implement [label="Implement", class="coding"]
    test      [label="Write Tests", class="coding"]
    review    [label="Code Review"]

    start -> spec -> implement -> test -> review -> exit
}