LiteSpeed vs Microsoft HTTPAPI
Head-to-head usage across the sites we track.
Top sites by authority
LiteSpeed · Microsoft HTTPAPI · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
15
12
Open Page Rank 8+
233
56
Open Page Rank 7+
871
137
Open Page Rank 6+
2,027
210
Open Page Rank 5+
4,745
295
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
LiteSpeed · Microsoft HTTPAPI · share of sites in each country using one or the other
India
123,292
1,718
United States
84,795
2,957
Brazil
75,601
991
Poland
75,651
713
Indonesia
74,226
832
United Kingdom
51,794
1,481
Türkiye
50,933
777
Vietnam
40,655
567
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | LiteSpeed | Microsoft HTTPAPI |
|---|---|---|
| LCP | 2.1 s | 1.7 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.