Vercel
7/1/2026
Secure internal communication between services
Short summary
Vercel's Service Bindings enable secure, internal service-to-service communication within a single deployment by automatically injecting URLs and handling routing, authentication, and TLS. Services communicate privately over Vercel's internal network without public routes, and all calls appear in observability dashboards. Service requests are billed separately from CDN and fast data transfer.
- •Service Bindings automate secure service-to-service communication with automatic TLS and routing.
- •Services are isolated and only reachable if explicitly exposed publicly or via binding.
- •Billing treats service requests separately from CDN traffic.
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