https://xelta.ai/models/image_generation/gpt-image-1-5-workflow
Tested 2026-10-08 21:53:39 using Chrome 150.0.7871.46 (runtime settings)
| Metric | Run 1 | Median | Mean | Stddev | RSD |
|---|---|---|---|---|---|
| Google Web Vitals | |||||
| Time to First Byte | 1.460 s | 1.460 s | 1.460 s | 0 ms | 0.00 % |
| Largest Contentful Paint | 2.464 s | 2.464 s | 2.464 s | 0 ms | 0.00 % |
| Total Blocking Time | 890 ms | 890 ms | 890 ms | 0 ms | 0.00 % |
| Cumulative Layout Shift | 0.002 | 0.002 | 0.002 | 0 | 0.00 % |
| Timing metrics | |||||
| First Paint | 1.684 s | 1.684 s | 1.684 s | 0 ms | 0.00 % |
| Largest Contentful Paint | 2.464 s | 2.464 s | 2.464 s | 0 ms | 0.00 % |
| Load Event End | 1.808 s | 1.808 s | 1.808 s | 0 ms | 0.00 % |
| Server Response Time | 1.088 s | 1.088 s | 1.088 s | 0 ms | 0.00 % |
| TTFB | 1.460 s | 1.460 s | 1.460 s | 0 ms | 0.00 % |
| Page Load Time | 1.808 s | 1.808 s | 1.808 s | 0 ms | 0.00 % |
| First Visual Change | 1.633 s | 1.633 s | 1.633 s | 0 ms | 0.00 % |
| Last Visual Change | 7.400 s | 7.400 s | 7.400 s | 0 ms | 0.00 % |
| Speed Index | 2.725 s | 2.725 s | 2.725 s | 0 ms | 0.00 % |
| Visual Readiness | 5.767 s | 5.767 s | 5.767 s | 0 ms | 0.00 % |
| Visual Complete 95 | 7.400 s | 7.400 s | 7.400 s | 0 ms | 0.00 % |
| Visual Complete 99 | 7.400 s | 7.400 s | 7.400 s | 0 ms | 0.00 % |
| CPU metrics | |||||
| Total Blocking Time | 890 ms | 890 ms | 890 ms | 0 ms | 0.00 % |
| Max Potential FID | 435 ms | 435 ms | 435 ms | 0 ms | 0.00 % |
| Number of Long Tasks | 11 | 11 | 11 | 0 | 0.00 % |
| Total Duration of Long Tasks | 1.480 s | 1.480 s | 1.480 s | 0 ms | 0.00 % |
| Browser metrics | |||||
| CPU benchmark score | 52 ms | 52 ms | 52 ms | 0 ms | 0.00 % |
| Page metrics | |||||
| Cumulative Layout Shift | 0.002 | 0.002 | 0.002 | 0 | 0.00 % |
| DOM elements | 1956 | 1956 | 1956 | 0 | 0.00 % |
| Document height | 3537 | 3537 | 3537 | 0 | 0.00 % |
| Total Requests | 136 | 136 | 136 | 0 | 0.00 % |
| HTML Requests | 1 | 1 | 1 | 0 | 0.00 % |
| JavaScript Requests | 74 | 74 | 74 | 0 | 0.00 % |
| CSS Requests | 3 | 3 | 3 | 0 | 0.00 % |
| Font Requests | 6 | 6 | 6 | 0 | 0.00 % |
| HTTP Errors | 401: 1 | 0 | 0 | 0 | N/A |
| Total Transfer Size | 2.2 MB | 2.2 MB | 2.2 MB | 0 b | 0.00 % |
| HTML Transfer Size | 28.9 KB | 28.9 KB | 28.9 KB | 0 b | 0.00 % |
| JavaScript Transfer Size | 1.5 MB | 1.5 MB | 1.5 MB | 0 b | 0.00 % |
| CSS Transfer Size | 99.9 KB | 99.9 KB | 99.9 KB | 0 b | 0.00 % |
| Font Transfer Size | 177.8 KB | 177.8 KB | 177.8 KB | 0 b | 0.00 % |
| Favicon Transfer Size | 9.6 KB | 9.6 KB | 9.6 KB | 0 b | 0.00 % |
| JSON Transfer Size | 24.5 KB | 24.5 KB | 24.5 KB | 0 b | 0.00 % |
| Other Transfer Size | 719 B | 719 B | 719 B | 0 b | 0.00 % |
| Plain Transfer Size | 1.8 KB | 1.8 KB | 1.8 KB | 0 b | 0.00 % |
| Total Content Size | 6.1 MB | 6.1 MB | 6.1 MB | 0 b | 0.00 % |
| HTML Content Size | 219.4 KB | 219.4 KB | 219.4 KB | 0 b | 0.00 % |
| JavaScript Content Size | 4.6 MB | 4.6 MB | 4.6 MB | 0 b | 0.00 % |
| CSS Content Size | 709.9 KB | 709.9 KB | 709.9 KB | 0 b | 0.00 % |
| Image Content Size | 374.6 KB | 374.6 KB | 374.6 KB | 0 b | 0.00 % |
| Font Content Size | 171.5 KB | 171.5 KB | 171.5 KB | 0 b | 0.00 % |
| Favicon Content Size | 8.3 KB | 8.3 KB | 8.3 KB | 0 b | 0.00 % |
| JSON Content Size | 17.5 KB | 17.5 KB | 17.5 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 | 593.2 KB | 593.2 KB | 593.2 KB | 0 b | 0.00 % |
| Third Party Requests | 13 | 13 | 13 | 0 | 0.00 % |
| First Party metrics | |||||
| First Party Requests | 123 | 123 | 123 | 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 | 4.2 MB | 4.2 MB | 4.2 MB | 0 b | 0.00 % |
