Plan Review — Test Results

1. Floor Plan Type A — GPT-4.1 entrance detection

Red dots = identified entrances. Easy to verify accuracy on floor plan.

2. Floor Plan Type A — Claude Opus entrance detection

3. Site Plan entrances — Opus, baseline 150dpi

Same task on C1.0 at 1"=50' scale.

4. Site Plan entrances — Opus, HIGH CONTRAST

5. Site Plan entrances — Opus, LOWRES 75dpi

6. Site Plan entrances — Opus, CENTER CROP

7. Grade Elevations — GPT-4.1 (found 7 callouts)

8. Grade Elevations — Opus (found 1 callout)