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Expense Management · Vendor file

Brex

brex.com

Card-first model; expense management is the wrapper, cards are the business

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

Brex vs Ramp
The B4 Index scores every software category on two axes, strategic differentiation and AI feasibility, to classify it Build, Buy, Bridge, or Beware. Vendor facts here are independent of that call. See the full methodology.