Gemini 3 Pro wins this run.
Fastest successful first session. The verdict changes when the persona prioritizes speed over editability, so the disagreement remains visible.
Task library/App builder
Prototype a calm household budget app
Build onboarding, transaction review, category editing, and a weekly decision summary.
Synthetic evaluation using demonstration outputs. Not real customer demand, adoption, or revenue.
OUTPUT VIEWER / RUN 04Gemini 3 Pro
$2,184
Safe to spend after bills
72%plan confidence
What changed the decision
Scores follow the artifact. Every judgment stays attached to a visible state or recorded validator.
Task completion
The winning output completed the primary journey without recovery help in three repeated runs.
Persona fit
Founders chose the fastest usable path; specialists rewarded control and evidence depth.
Failure replay
The lowest-scoring output hid one critical action and lost state after the second step.
Continue the evidence trail.
Inspect the full task library or compare this winner against another model.