Metrics per run

https://en.wikipedia.org/wiki/ChatGPT

Tested 2025-06-18 11:28:42 using Chrome 137.0.7151.55 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 419 ms 436 ms 419 ms 419 ms 437 ms419 ms426 ms9 ms2.01 %
First Contentful Paint 1.048 s 1.068 s 1.036 s 1.072 s 1.068 s1.068 s1.058 s14 ms1.32 %
Largest Contentful Paint 1.048 s 1.068 s 1.036 s 1.072 s 1.068 s1.068 s1.058 s14 ms1.32 %
Interaction to Next Paint 136 ms 136 ms 144 ms 120 ms NaN s136 ms134 ms9 ms6.51 %
Total Blocking Time 70 ms 69 ms 62 ms 58 ms 58 ms62 ms63 ms5 ms8.20 %
Cumulative Layout Shift 0.032 0.032 0.032 0.032 0.0310.0320.03200.69 %
Timing metrics
First Paint 1.048 s 1.068 s 1.036 s 1.072 s 1.068 s1.068 s1.058 s14 ms1.32 %
First Contentful Paint 1.048 s 1.068 s 1.036 s 1.072 s 1.068 s1.068 s1.058 s14 ms1.32 %
Largest Contentful Paint 1.048 s 1.068 s 1.036 s 1.072 s 1.068 s1.068 s1.058 s14 ms1.32 %
Load Event End 2.282 s 2.202 s 2.249 s 2.172 s 2.160 s2.202 s2.213 s46 ms2.09 %
Server Response Time 408 ms 407 ms 408 ms 408 ms 408 ms408 ms408 ms0 ms0.10 %
TTFB 419 ms 436 ms 419 ms 419 ms 437 ms419 ms426 ms9 ms2.01 %
Page Load Time 2.282 s 2.202 s 2.249 s 2.172 s 2.159 s2.202 s2.213 s46 ms2.10 %
First Visual Change 1.033 s 1.066 s 1.033 s 1.033 s 1.066 s1.033 s1.046 s16 ms1.55 %
Last Visual Change 2.033 s 2.033 s 2.000 s 2.000 s 2.000 s2.000 s2.013 s16 ms0.80 %
Speed Index 1.179 s 1.200 s 1.173 s 1.170 s 1.194 s1.179 s1.183 s12 ms1.00 %
Visual Readiness 1.000 s 967 ms 967 ms 967 ms 934 ms967 ms967 ms21 ms2.16 %
Visual Complete 95 2.033 s 2.033 s 2.000 s 2.000 s 2.000 s2.000 s2.013 s16 ms0.80 %
Visual Complete 99 2.033 s 2.033 s 2.000 s 2.000 s 2.000 s2.000 s2.013 s16 ms0.80 %
CPU metrics
Total Blocking Time 70 ms 69 ms 62 ms 58 ms 58 ms62 ms63 ms5 ms8.20 %
Max Potential FID 97 ms 98 ms 99 ms 96 ms 93 ms97 ms97 ms2 ms2.13 %
Number of Long Tasks 3 3 3 3 433012.50 %
Total Duration of Long Tasks 433 ms 432 ms 420 ms 417 ms 467 ms432 ms434 ms18 ms4.10 %
Browser metrics
CPU benchmark score 40 ms 40 ms 40 ms 40 ms 43 ms40 ms41 ms1 ms2.96 %
Page metrics
Cumulative Layout Shift 0.032 0.032 0.032 0.032 0.0310.0320.03200.69 %
DOM elements 9076 9076 9076 9076 90769076907600.00 %
Document height 31623 31623 31623 31623 31623316233162300.00 %
Total Requests 62 62 62 62 62626200.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 8 8 8 8 88800.00 %
CSS Requests 2 2 2 2 22200.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 889.8 KB 889.8 KB 889.8 KB 889.8 KB 889.8 KB889.8 KB889.8 KB3 B0.00 %
HTML Transfer Size 135.1 KB 135.1 KB 135.1 KB 135.1 KB 135.1 KB135.1 KB135.1 KB0 b0.00 %
JavaScript Transfer Size 287.2 KB 287.2 KB 287.2 KB 287.2 KB 287.2 KB287.2 KB287.2 KB1 B0.00 %
CSS Transfer Size 25.8 KB 25.8 KB 25.8 KB 25.8 KB 25.8 KB25.8 KB25.8 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.8 KB 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
SVG Transfer Size 35.9 KB 35.9 KB 35.9 KB 35.9 KB 35.9 KB35.9 KB35.9 KB0 b0.00 %
Total Content Size 2.4 MB 2.4 MB 2.4 MB 2.4 MB 2.4 MB2.4 MB2.4 MB0 b0.00 %
HTML Content Size 754.2 KB 754.2 KB 754.2 KB 754.2 KB 754.2 KB754.2 KB754.2 KB0 b0.00 %
JavaScript Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB0 b0.00 %
CSS Content Size 186.1 KB 186.1 KB 186.1 KB 186.1 KB 186.1 KB186.1 KB186.1 KB0 b0.00 %
Image Content Size 378.0 KB 378.0 KB 378.0 KB 378.0 KB 378.0 KB378.0 KB378.0 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size 38.5 KB 38.5 KB 38.5 KB 38.5 KB 38.5 KB38.5 KB38.5 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 62 62 62 62 62626200.00 %
First Party Total Transfer Size 889.8 KB 889.8 KB 889.8 KB 889.8 KB 889.8 KB889.8 KB889.8 KB3 B0.00 %
First Party Total Content Size 2.4 MB 2.4 MB 2.4 MB 2.4 MB 2.4 MB2.4 MB2.4 MB0 b0.00 %