digraph MultiModel {
    graph [
        goal="Build and review a utility function using multiple models",
        model_stylesheet="
            * { model: claude-haiku-4-5;reasoning_effort: low; }
            .coding { model: claude-sonnet-4-5;reasoning_effort: high; }
            #review { model: claude-sonnet-4-5;reasoning_effort: high; }
        "
    ]
    rankdir=LR

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

    spec      [label="Write Spec", prompt="Write a brief spec for a TypeScript string utility module with 3 functions: slugify, truncate, and capitalize. Output the spec only.", shape=tab]
    implement [label="Implement", prompt="Implement the TypeScript string utility module from the spec. Write it to string-utils.ts.", class="coding"]
    test      [label="Write Tests", prompt="Write tests for the string utility module using Bun's test runner. Write to string-utils.test.ts.", class="coding"]
    review    [label="Code Review", prompt="Review the implementation and tests. Check for edge cases, type safety, and correctness. Provide a brief verdict.", shape=tab]

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