API Client & Testing Tool · Vendor file
Postman
postman.comOrganization-wide API design rules and governance dashboards inside Postman workspaces
Active · verified June 2026
Categories Postman serves
The B4 Index places Postman in 2 categories. Each category page lays out the build-versus-buy considerations for that decision.
API Client & Testing Tool Primary Free (1 user); Solo $9/mo; Team $19/user/mo; Enterprise $49/user/mo
API Design & Governance Platform Free (1 user); Team $19/user/mo; Enterprise $49/user/mo
Postman compared
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.