Bot detection impact

Performance impact by bot_detection provider.

Field data PhoneDesktopAll Scope All sites Q1 2026 edition · All devices field outcomes
Metric LCP INP CLS
1

At a glance the headline numbers for Bot detection impact

Performance impact by bot_detection provider.

5
Providers ranked
After min-sites filter
26,874
Sites in sample
Combined across all items
2.0s
Best LCP (p75)
hCaptcha
The State of Web Vitals · Q1 2026 · 94,910 sites · all devices field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by LCP at p75, fastest first

# Provider LCP p75 Passing Sites
1 hCaptcha 2.0s 85.9%
525
2 Cloudflare Turnstile 2.2s 81.9%
190
3 DataDome 2.3s 81.2%
121
4 reCAPTCHA 2.4s 77.2%
25,928
5 Akamai Bot Manager 2.7s 67.9%
110
The State of Web Vitals · Q1 2026 · 94,910 sites · all devices field datacorewebvitals.io/state-of-cwv
3

Passing LCP per provider which group passes the LCP most often

ProviderSitesPassing LCPp75
hCaptcha 0.6% 525 86% 2.0s
Cloudflare Turnstile 0.2% 190 82% 2.2s
DataDome 0.1% 121 81% 2.3s
reCAPTCHA 27.3% 25,928 77% 2.4s
PerimeterX/HUMAN 0% 8 75% 2.6s
Akamai Bot Manager 0.1% 110 68% 2.7s
Imperva Bot Management 0% 38 63% 3.4s
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good LCP (2.5s at p75) · one value per site

86% of hCaptcha sites pass LCP. Akamai Bot Manager trails 18 points behind, leaving 32% of its sites failing. computed

The State of Web Vitals · Q1 2026 · 94,910 sites · all devices field datacorewebvitals.io/state-of-cwv
4

All five vitals at once the whole category without toggling - cell is the pass rate, small number the p75

LCP
INP
CLS
FCP
TTFB
reCAPTCHA 27.3%
772.4s
96114ms
860.05
711.9s
511.4s
hCaptcha 0.6%
862.0s
94128ms
910.03
781.7s
631.2s
Cloudflare Turnstile 0.2%
822.2s
83151ms
770.09
751.8s
571.3s
DataDome 0.1%
812.3s
85154ms
810.05
821.7s
641.1s
Akamai Bot Manager 0.1%
682.7s
71208ms
710.12
652.1s
421.2s
Imperva Bot Management 0%
633.4s
94142ms
820.05
532.6s
451.8s
PerimeterX/HUMAN 0%
752.6s
100131ms
1000.04
502.6s
502.0s
60%95%+ passing Cell: pass rate, small number = p75 · faded rows: under 100 sites

One row per provider, one column per vital - the cell is the share of sites passing, the small number the p75. No toggling needed to see where the category actually differs.

hCaptcha leads on LCP: 86% of its sites pass. Akamai Bot Manager trails at 68%. computed

The State of Web Vitals · Q1 2026 · 94,910 sites · all devices field datacorewebvitals.io/state-of-cwv
Related signals Push notifications (4) → Image CDNs (9) → RUM (13) → Marketing pixels (10) → Chrome field data from 94,910 sites, representing millions of real page loads · How we measured