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+
18
10
Open Page Rank 8+
238
57
Open Page Rank 7+
864
140
Open Page Rank 6+
1,984
210
Open Page Rank 5+
4,601
297
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
108,379
1,724
United States
81,175
2,983
Poland
72,768
698
Indonesia
71,564
860
Brazil
68,054
993
United Kingdom
50,531
1,519
Türkiye
49,519
790
Vietnam
39,882
580
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, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.