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Microsoft Clarity among Y Combinator companies

Name: Microsoft Clarity in the Y Combinator companies
Creator: Installmap
License: https://creativecommons.org/licenses/by/4.0/

Microsoft Clarity was detected on 418 of 5,386 crawled Y Combinator company websites, a share of 7.8%.

Group	Crawled	Running Microsoft Clarity	Share
Inc 5000 (2026)	4,885	917	18.8%
Y Combinator companies	5,386	418	7.8%
Fortune 500	472	44	9.3%
Unicorns	1,000	128	12.8%

5,386 of 6,133 Y Combinator domains returned a usable record and form the denominator. 5,242 were counted from a rendered homepage crawl on 4 September 2026, 144 from a plain fetch only, and 747 returned no usable record. Company list: Y Combinator company directory.

Software used by Y Combinator companies · Analytics across all four groups · Microsoft Clarity across every group and the wider sample

By batch year

Batch year	Crawled	Running Microsoft Clarity	Share
<=2019	1,595	140	8.8%
2020-21	984	125	12.7%
2022-23	1,008	99	9.8%
2024-25	1,157	46	4.0%
2026+	642	8	1.2%

By industry

Industry	Crawled	Running Microsoft Clarity	Share
B2B	2,796	231	8.3%
Consumer	670	52	7.8%
Healthcare	620	35	5.6%
Fintech	573	57	9.9%
Industrials	420	8	1.9%
Real Estate and Construction	142	12	8.5%
Education	106	19	17.9%

By status

Status	Crawled	Running Microsoft Clarity	Share
Active	4,127	347	8.4%
Inactive	650	18	2.8%
Acquired	592	52	8.8%

Microsoft Clarity share of crawled company websites, by group

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Markdown

[![Microsoft Clarity runs on 7.8% of Y Combinator companies, 418 of 5,386 crawled companies](https://installmap.com/badges/yc/microsoft-clarity.svg)](https://installmap.com/groups/yc/microsoft-clarity)

Badge URL: https://installmap.com/badges/yc/microsoft-clarity.svg · all badges.

Cite

Microsoft Clarity was detected on 418 of 5,386 crawled Y Combinator company websites (7.8%). Installmap, 4 September 2026, https://installmap.com/groups/yc/microsoft-clarity.

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