Vercel's multi-layered approach to frontend resiliency. Vercel’s Frontend Cloud is designed for high availability from the ground up, with robustness against large-scale regional cloud outages at every layer of our architecture. This includes making it extraordinarily easy for our customers to run the compute they deploy to Vercel in the same highly resilient architecture. Concretely speaking, this can make the difference between downtime or smooth operation during major sales events such as Black Friday. Link to heading Initiating at edge: Optimized global routing Every user request on a Vercel-backed site initiates with our global anycast routing system, instantly connecting users to the nearest network edge. This ensures that traffic is efficiently directed to any of Vercel’s strategically located primary regions. Both of these layers are designed for robustness and high availability.…