A breakdown of the 971 companies running OpenRouter.
Top industries
Information technology and services676
Education and training81
Professional and business services71
Art, sports and recreation21
Financial services21
Media and telecommunications14
Health and wellness11
Industrial and manufacturing7
No industry recorded: 47
Company size
1–10234 (58%)
11–5074 (18%)
51–25054 (13%)
251–5009 (2%)
501–1,00010 (2%)
1,001–5,00014 (3%)
10,001+9 (2%)
Share of companies with a recorded size, by employees.
No size recorded: 567
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Frequently asked questions
About the OpenRouter data on this page.
How many companies use OpenRouter?
Firmable holds confirmed OpenRouter detections for 971 distinct companies, 799 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use OpenRouter?
Firmable, OpenRouter and Protocol Labs are among the most prominent in the current set.
What industries use OpenRouter?
Information technology and services, education and training and professional and business services lead the set, across 19 industries in total.
What size companies use OpenRouter?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are OpenRouter users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
799 companies were confirmed in the last 90 days. Last detection 13 October 2026.
