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Nango

nango.dev

Pre-built auth for 300+ APIs with automatic token refresh for agent tool access

Active · verified June 2026

Categories Nango serves

The B4 Index places Nango in one category. Each category page lays out the build-versus-buy considerations for that decision.

AI Agent Identity & Authorization Platform Self-serve + usage-based; Enterprise custom
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.