https://xelta.ai/models/image_generation/gpt-image-1-5-workflow
Tested 2026-09-25 19:02:08 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 766 ms | 766 ms | 766 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.860 s | 1.860 s | 1.860 s | 0 ms | 0.00 % |
| Total Blocking Time | 648 ms | 648 ms | 648 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0.037 | 0.037 | 0.037 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 1.080 s | 1.080 s | 1.080 s | 0 ms | 0.00 % |
| Largest Contentful Paint | 1.860 s | 1.860 s | 1.860 s | 0 ms | 0.00 % |
| Load Event End | 1.198 s | 1.198 s | 1.198 s | 0 ms | 0.00 % |
| Server Response Time | 531 ms | 531 ms | 531 ms | 0 ms | 0.00 % |
| TTFB | 766 ms | 766 ms | 766 ms | 0 ms | 0.00 % |
| Page Load Time | 1.198 s | 1.198 s | 1.198 s | 0 ms | 0.00 % |
| First Visual Change | 1.066 s | 1.066 s | 1.066 s | 0 ms | 0.00 % |
| Last Visual Change | 5.533 s | 5.533 s | 5.533 s | 0 ms | 0.00 % |
| Speed Index | 2.001 s | 2.001 s | 2.001 s | 0 ms | 0.00 % |
| Visual Readiness | 4.467 s | 4.467 s | 4.467 s | 0 ms | 0.00 % |
| Visual Complete 95 | 4.866 s | 4.866 s | 4.866 s | 0 ms | 0.00 % |
| Visual Complete 99 | 5.100 s | 5.100 s | 5.100 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 648 ms | 648 ms | 648 ms | 0 ms | 0.00 % |
| Max Potential FID | 268 ms | 268 ms | 268 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 12 | 12 | 12 | 0 | 0.00 % |
| Total Duration of Long Tasks | 1.298 s | 1.298 s | 1.298 s | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 40 ms | 40 ms | 40 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0.037 | 0.037 | 0.037 | 0 | 0.00 % |
| DOM elements | 2166 | 2166 | 2166 | 0 | 0.00 % |
| Document height | 3579 | 3579 | 3579 | 0 | 0.00 % |
| Total Requests | 125 | 125 | 125 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 61 | 61 | 61 | 0 | 0.00 % |
| CSS Requests | 3 | 3 | 3 | 0 | 0.00 % |
| Font Requests | 7 | 7 | 7 | 0 | 0.00 % |
| HTTP Errors | 0 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 2.3 MB | 2.3 MB | 2.3 MB | 0 b | 0.00 % |
| HTML Transfer Size | 31.3 KB | 31.3 KB | 31.3 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.5 MB | 1.5 MB | 1.5 MB | 0 b | 0.00 % |
| CSS Transfer Size | 97.2 KB | 97.2 KB | 97.2 KB | 0 b | 0.00 % |
| Font Transfer Size | 185.9 KB | 185.9 KB | 185.9 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 9.6 KB | 9.6 KB | 9.6 KB | 0 b | 0.00 % |
| JSON Transfer Size | 22.0 KB | 22.0 KB | 22.0 KB | 0 b | 0.00 % |
| Other Transfer Size | 722 B | 722 B | 722 B | 0 b | 0.00 % |
| Plain Transfer Size | 1.4 KB | 1.4 KB | 1.4 KB | 0 b | 0.00 % |
| Total Content Size | 6.4 MB | 6.4 MB | 6.4 MB | 0 b | 0.00 % |
| HTML Content Size | 238.9 KB | 238.9 KB | 238.9 KB | 0 b | 0.00 % |
| JavaScript Content Size | 4.8 MB | 4.8 MB | 4.8 MB | 0 b | 0.00 % |
| CSS Content Size | 705.2 KB | 705.2 KB | 705.2 KB | 0 b | 0.00 % |
| Image Content Size | 426.8 KB | 426.8 KB | 426.8 KB | 0 b | 0.00 % |
| Font Content Size | 179.1 KB | 179.1 KB | 179.1 KB | 0 b | 0.00 % |
| Favicon Content Size | 8.3 KB | 8.3 KB | 8.3 KB | 0 b | 0.00 % |
| JSON Content Size | 19.7 KB | 19.7 KB | 19.7 KB | 0 b | 0.00 % |
| Other Content Size | 151 B | 151 B | 151 B | 0 b | 0.00 % |
| Plain Content Size | 2 B | 2 B | 2 B | 0 b | 0.00 % |
| Third Party metrics | |||||
| Third Party Transfer Size | 763.8 KB | 763.8 KB | 763.8 KB | 0 b | 0.00 % |
| Third Party Requests | 16 | 16 | 16 | 0 | 0.00 % |
| First Party metrics | |||||
| First Party Requests | 109 | 109 | 109 | 0 | 0.00 % |
| First Party Total Transfer Size | 1.6 MB | 1.6 MB | 1.6 MB | 0 b | 0.00 % |
| First Party Total Content Size | 4.0 MB | 4.0 MB | 4.0 MB | 0 b | 0.00 % |
