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Vercel Speed Insights

70,052

companies run it, 0.13% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 178,776 live hosts run it, of 191,809,695 hosts in the index, 0.09%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

70,052 at Sept 26; 2,104 twelve months earlier, +67,948, +3229.5% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-0700
2021-0800
2021-0900
2021-1000
2021-1100
2021-1200
2022-0100
2022-0200
2022-0300
2022-0400
2022-0500
2022-0600
2022-0700
2022-0800
2022-0900
2022-1000
2022-1100
2022-1200
2023-0100
2023-0200
2023-0300
2023-0400
2023-0500
2023-0600
2023-0700
2023-0800
2023-0900
2023-1000
2023-1100
2023-1200
2024-0100
2024-0200
2024-0300
2024-0400
2024-0500
2024-0600
2024-0700
2024-0800
2024-0900
2024-1000
2024-1100
2024-1200
2025-0100
2025-0200
2025-0300
2025-0400
2025-0500
2025-0600
2025-0700
2025-081,07334
2025-092,10466
2025-103,07797
2025-114,050128
2025-125,023158
2026-016,535206
2026-0221,027663
2026-0338,7931,224
2026-0442,0261,326
2026-0545,8471,446
2026-0650,4311,591
2026-0756,0351,768
2026-0863,0391,989
2026-0970,0522,210

Both denominators, and a third

Shares of the same 70,052each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
0.13%
companies running anything in Performance and Caching
5,393,469
1.3%
companies running anything in Real user monitoring
981,587
7.1%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Vercel Speed Insights is rank 2 of 17 technologies in Real user monitoring.

Open as a segment

70,052 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-vercel-speed-insights

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Real user performance monitoring focused on Core Web Vitals from Vercel.

Vercel Speed Insights captures real user performance data such as Core Web Vitals to help monitor and improve site speed. It is provided by Vercel and used by developers and site owners to track performance over time.

Kindproduct
VendorVercel, vercel.com
PathInfrastructure and Hosting > Performance and Caching > Real user monitoring
Slugvercel-speed-insights
Deploymentsaas
Pricingfreemium, subscription
Open sourceno
First discovered2026-02-25
Last discovered2026-09-10
Taxonomy releasetax-2026.10