Bot detection impact

Performance impact by bot_detection provider.

Field data PhoneDesktopAll Scope All sites Q1 2026 edition · Desktop 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
1.8s
Best LCP (p75)
hCaptcha
The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by LCP at p75, fastest first

# Provider LCP p75 Passing Sites
1 hCaptcha 1.8s 90.6%
525
2 DataDome 2.1s 83.0%
121
3 Cloudflare Turnstile 2.1s 90.1%
190
4 reCAPTCHA 2.1s 83.4%
25,928
5 Akamai Bot Manager 2.4s 77.9%
110
The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
3

Passing LCP per provider which group passes the LCP most often

ProviderSitesPassing LCPp75
hCaptcha 0.6% 525 91% 1.8s
Cloudflare Turnstile 0.2% 190 90% 2.1s
reCAPTCHA 27.3% 25,928 83% 2.1s
DataDome 0.1% 121 83% 2.1s
Akamai Bot Manager 0.1% 110 78% 2.4s
PerimeterX/HUMAN 0% 8 67% 3.2s
Imperva Bot Management 0% 38 59% 3.3s
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

91% of hCaptcha sites pass LCP. Akamai Bot Manager trails 13 points behind. computed

The State of Web Vitals · Q1 2026 · 94,910 sites · desktop 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%
832.1s
9969ms
770.10
791.7s
561.2s
hCaptcha 0.6%
911.8s
9970ms
810.08
861.4s
681.1s
Cloudflare Turnstile 0.2%
902.1s
9782ms
760.10
791.6s
631.2s
DataDome 0.1%
832.1s
100102ms
710.12
801.7s
601.2s
Akamai Bot Manager 0.1%
782.4s
91124ms
660.13
701.9s
491.2s
Imperva Bot Management 0%
593.3s
9381ms
660.17
552.5s
451.9s
PerimeterX/HUMAN 0%
673.2s
100112ms
500.24
503.2s
502.6s
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: 91% of its sites pass. Akamai Bot Manager trails at 78%. computed

The State of Web Vitals · Q1 2026 · 94,910 sites · desktop 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