https://xelta.ai/models/image_generation/gpt-image-1-5-workflow
Tested 2026-09-24 21:42:05 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 1.554 s | 1.554 s | 1.554 s | 0 ms | 0.00 % |
| Largest Contentful Paint | 2.820 s | 2.820 s | 2.820 s | 0 ms | 0.00 % |
| Total Blocking Time | 426 ms | 426 ms | 426 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0 | 0 | 0 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 1.720 s | 1.720 s | 1.720 s | 0 ms | 0.00 % |
| Largest Contentful Paint | 2.820 s | 2.820 s | 2.820 s | 0 ms | 0.00 % |
| Load Event End | 2.197 s | 2.197 s | 2.197 s | 0 ms | 0.00 % |
| Server Response Time | 921 ms | 921 ms | 921 ms | 0 ms | 0.00 % |
| TTFB | 1.554 s | 1.554 s | 1.554 s | 0 ms | 0.00 % |
| Page Load Time | 2.197 s | 2.197 s | 2.197 s | 0 ms | 0.00 % |
| First Visual Change | 1.753 s | 1.753 s | 1.753 s | 0 ms | 0.00 % |
| Last Visual Change | 6.439 s | 6.439 s | 6.439 s | 0 ms | 0.00 % |
| Speed Index | 2.469 s | 2.469 s | 2.469 s | 0 ms | 0.00 % |
| Visual Readiness | 4.686 s | 4.686 s | 4.686 s | 0 ms | 0.00 % |
| Visual Complete 95 | 3.270 s | 3.270 s | 3.270 s | 0 ms | 0.00 % |
| Visual Complete 99 | 3.877 s | 3.877 s | 3.877 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 426 ms | 426 ms | 426 ms | 0 ms | 0.00 % |
| Max Potential FID | 237 ms | 237 ms | 237 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 10 | 10 | 10 | 0 | 0.00 % |
| Total Duration of Long Tasks | 926 ms | 926 ms | 926 ms | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 41 ms | 41 ms | 41 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0 | 0 | 0 | 0 | 0.00 % |
| DOM elements | 2096 | 2096 | 2096 | 0 | 0.00 % |
| Document height | 3356 | 3356 | 3356 | 0 | 0.00 % |
| Total Requests | 123 | 123 | 123 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 62 | 62 | 62 | 0 | 0.00 % |
| CSS Requests | 3 | 3 | 3 | 0 | 0.00 % |
| Font Requests | 6 | 6 | 6 | 0 | 0.00 % |
| HTTP Errors | 0 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 2.2 MB | 2.2 MB | 2.2 MB | 0 b | 0.00 % |
| HTML Transfer Size | 31.2 KB | 31.2 KB | 31.2 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.5 MB | 1.5 MB | 1.5 MB | 0 b | 0.00 % |
| CSS Transfer Size | 95.4 KB | 95.4 KB | 95.4 KB | 0 b | 0.00 % |
| Font Transfer Size | 148.2 KB | 148.2 KB | 148.2 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 9.6 KB | 9.6 KB | 9.6 KB | 0 b | 0.00 % |
| JSON Transfer Size | 19.2 KB | 19.2 KB | 19.2 KB | 0 b | 0.00 % |
| Other Transfer Size | 718 B | 718 B | 718 B | 0 b | 0.00 % |
| Plain Transfer Size | 1.4 KB | 1.4 KB | 1.4 KB | 0 b | 0.00 % |
| Total Content Size | 6.2 MB | 6.2 MB | 6.2 MB | 0 b | 0.00 % |
| HTML Content Size | 236.5 KB | 236.5 KB | 236.5 KB | 0 b | 0.00 % |
| JavaScript Content Size | 4.8 MB | 4.8 MB | 4.8 MB | 0 b | 0.00 % |
| CSS Content Size | 691.6 KB | 691.6 KB | 691.6 KB | 0 b | 0.00 % |
| Image Content Size | 376.3 KB | 376.3 KB | 376.3 KB | 0 b | 0.00 % |
| Font Content Size | 142.4 KB | 142.4 KB | 142.4 KB | 0 b | 0.00 % |
| Favicon Content Size | 8.3 KB | 8.3 KB | 8.3 KB | 0 b | 0.00 % |
| JSON Content Size | 19.0 KB | 19.0 KB | 19.0 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 | 763.4 KB | 763.4 KB | 763.4 KB | 0 b | 0.00 % |
| Third Party Requests | 16 | 16 | 16 | 0 | 0.00 % |
| First Party metrics | |||||
| First Party Requests | 107 | 107 | 107 | 0 | 0.00 % |
| First Party Total Transfer Size | 1.5 MB | 1.5 MB | 1.5 MB | 0 b | 0.00 % |
| First Party Total Content Size | 3.9 MB | 3.9 MB | 3.9 MB | 0 b | 0.00 % |
