Anthropic's Via reverse proxy routes traffic for all its apps

Anthropic uses a reverse proxy and load balancer called Via to route traffic for all of its apps, according to Ado Kukic, who described the system in an X post on October 9, 2026.

Kukic says Via also provides insights into how traffic is evolving.

The only source is Kukic's post, which describes Via in a single line. The post does not give further details on Via's architecture, scale, or the traffic insights it provides.