https://xelta.ai/models/image_generation/gpt-image-1-5-workflow
Tested 2026-09-15 16:27:21 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 208 ms | 208 ms | 208 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 724 ms | 724 ms | 724 ms | 0 ms | 0.00 % |
| Total Blocking Time | 539 ms | 539 ms | 539 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0.407 | 0.407 | 0.407 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 624 ms | 624 ms | 624 ms | 0 ms | 0.00 % |
| Largest Contentful Paint | 724 ms | 724 ms | 724 ms | 0 ms | 0.00 % |
| Load Event End | 707 ms | 707 ms | 707 ms | 0 ms | 0.00 % |
| Server Response Time | 29 ms | 29 ms | 29 ms | 0 ms | 0.00 % |
| TTFB | 208 ms | 208 ms | 208 ms | 0 ms | 0.00 % |
| Page Load Time | 707 ms | 707 ms | 707 ms | 0 ms | 0.00 % |
| First Visual Change | 600 ms | 600 ms | 600 ms | 0 ms | 0.00 % |
| Last Visual Change | 6.940 s | 6.940 s | 6.940 s | 0 ms | 0.00 % |
| Speed Index | 2.102 s | 2.102 s | 2.102 s | 0 ms | 0.00 % |
| Visual Readiness | 6.340 s | 6.340 s | 6.340 s | 0 ms | 0.00 % |
| Visual Complete 95 | 6.840 s | 6.840 s | 6.840 s | 0 ms | 0.00 % |
| Visual Complete 99 | 6.940 s | 6.940 s | 6.940 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 539 ms | 539 ms | 539 ms | 0 ms | 0.00 % |
| Max Potential FID | 185 ms | 185 ms | 185 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 12 | 12 | 12 | 0 | 0.00 % |
| Total Duration of Long Tasks | 1.174 s | 1.174 s | 1.174 s | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 45 ms | 45 ms | 45 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0.407 | 0.407 | 0.407 | 0 | 0.00 % |
| DOM elements | 2099 | 2099 | 2099 | 0 | 0.00 % |
| Document height | 3349 | 3349 | 3349 | 0 | 0.00 % |
| Total Requests | 129 | 129 | 129 | 0 | 0.00 % |
| HTML Requests | 6 | 6 | 6 | 0 | 0.00 % |
| JavaScript Requests | 56 | 56 | 56 | 0 | 0.00 % |
| CSS Requests | 2 | 2 | 2 | 0 | 0.00 % |
| Font Requests | 11 | 11 | 11 | 0 | 0.00 % |
| HTTP Errors | 0 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 2.4 MB | 2.4 MB | 2.4 MB | 0 b | 0.00 % |
| HTML Transfer Size | 32.3 KB | 32.3 KB | 32.3 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.5 MB | 1.5 MB | 1.5 MB | 0 b | 0.00 % |
| CSS Transfer Size | 91.8 KB | 91.8 KB | 91.8 KB | 0 b | 0.00 % |
| Font Transfer Size | 315.7 KB | 315.7 KB | 315.7 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 9.6 KB | 9.6 KB | 9.6 KB | 0 b | 0.00 % |
| JSON Transfer Size | 17.4 KB | 17.4 KB | 17.4 KB | 0 b | 0.00 % |
| Other Transfer Size | 7.4 KB | 7.4 KB | 7.4 KB | 0 b | 0.00 % |
| Plain Transfer Size | 2.3 KB | 2.3 KB | 2.3 KB | 0 b | 0.00 % |
| Total Content Size | 6.4 MB | 6.4 MB | 6.4 MB | 0 b | 0.00 % |
| HTML Content Size | 215.4 KB | 215.4 KB | 215.4 KB | 0 b | 0.00 % |
| JavaScript Content Size | 4.9 MB | 4.9 MB | 4.9 MB | 0 b | 0.00 % |
| CSS Content Size | 676.2 KB | 676.2 KB | 676.2 KB | 0 b | 0.00 % |
| Image Content Size | 393.6 KB | 393.6 KB | 393.6 KB | 0 b | 0.00 % |
| Font Content Size | 304.1 KB | 304.1 KB | 304.1 KB | 0 b | 0.00 % |
| Favicon Content Size | 8.3 KB | 8.3 KB | 8.3 KB | 0 b | 0.00 % |
| JSON Content Size | 16.9 KB | 16.9 KB | 16.9 KB | 0 b | 0.00 % |
| Other Content Size | 1.3 KB | 1.3 KB | 1.3 KB | 0 b | 0.00 % |
| Plain Content Size | 2 B | 2 B | 2 B | 0 b | 0.00 % |
| Third Party metrics | |||||
| Third Party Transfer Size | 784.4 KB | 784.4 KB | 784.4 KB | 0 b | 0.00 % |
| Third Party Requests | 21 | 21 | 21 | 0 | 0.00 % |
| First Party metrics | |||||
| First Party Requests | 108 | 108 | 108 | 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 % |
