Expense Management · Vendor file
Brex
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Card-first model; expense management is the wrapper, cards are the business
Active · verified September 2026
Categories Brex serves
The B4 Index places Brex in 2 categories. Each category page lays out the build-versus-buy considerations for that decision.
Expense Management Primary Free (revenue from interchange on corporate cards)
Corporate Card & Spend Management Primary Free-$12/user/mo
Brex compared
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classify it Build, Buy, Bridge, or Beware. Vendor facts here are independent of that call. See the full
methodology.