Third-party provider count on React sites

How many distinct third-party services the page embeds.

Field data PhoneDesktopAll Scope All sites October 2026 edition · Phone field outcomes · React sites only
React Scoped to 9,570 sites out of 210,902 analyzed (frameworks) Compare with all sites →

43.2% of React sites use 0 to 1 third-party providers third-party provider count, and 84% of those sites pass all three Core Web Vitals, against 74% of all React sites.

The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 5,488 with phone field dataBy Arjen Karel · corewebvitals.io/state-of-cwv
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Core Web Vitals pass rate

Sites with 0 to 1 third-party providers third-party provider count pass all three Core Web Vitals most often: 84%, against 74% of all React sites. The biggest gap is LCP, 93% against 84%.

SitesAll three good · at least one needs improvement · at least one poor
All React sites5,48874%
0 to 1 providers 43.2%2,36884%
2 to 4 providers 23.2%1,26775%
5 to 8 providers 26.0%1,32565%
9+ providers 7.6%52849%
GoodNeeds improvementPoorSites: with Chrome field data
The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 5,488 with phone field dataBy Arjen Karel · corewebvitals.io/state-of-cwv
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Third-party provider count usage

0 to 1 third-party providers is the most used: 43.2% of React sites.

0 to 1 providers 43.2% 5 to 8 providers 26.0% 2 to 4 providers 23.2%
0 to 1 providers 43.2% 5 to 8 providers 26.0% 2 to 4 providers 23.2% 9+ providers 7.6%
The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 5,488 with phone field dataBy Arjen Karel · corewebvitals.io/state-of-cwv
3

Third-party provider count per platform

Wix sets the third-party provider count to 0 to 1 third-party providers on 58% of its sites, and 89% of Wix sites pass all three Core Web Vitals, against 74% of all sites.

PlatformThird-party provider count on its sitesPass all three
All React sites 9,570 sites0 to 1 providers 43%5 to 8 providers 26%2 to 4 providers 23%74%
Wix 5,824 sites0 to 1 providers 58%5 to 8 providers 21%2 to 4 providers 20%89%
WordPress 2,342 sites5 to 8 providers 36%2 to 4 providers 30%9+ providers 19%0 to 1 providers 15%55%
0 to 1 providers 5 to 8 providers 2 to 4 providers 9+ providers
The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 5,488 with phone field dataBy Arjen Karel · corewebvitals.io/state-of-cwv
4

Third-party provider count or the platform

Does the platform explain the third-party provider count difference?

On Wix, 90% of sites with 0 to 1 third-party providers third-party provider count pass all three Core Web Vitals, against 85% of Wix sites with 5 to 8 third-party providers. Within Wix, sites with 0 to 1 third-party providers and 5 to 8 third-party providers pass all three about equally often. On WordPress, 69% of sites with 0 to 1 third-party providers third-party provider count pass all three Core Web Vitals, against 51% of WordPress sites with 5 to 8 third-party providers. Within WordPress, sites with 0 to 1 third-party providers pass all three more often.

The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 5,488 with phone field dataBy Arjen Karel · corewebvitals.io/state-of-cwv
Related signals JS framework → Cookie wall detected → CMS → Analytics on page → By Arjen Karel · 9,570 crawled React sites (5,488 with phone Chrome field data, October 2026) · How we measured