Edge Computing with Cloudflare Workers
Cloudflare Workers and Containers now support inbound TCP connections and gRPC

Cloudflare Workers and Containers now support inbound TCP connections and gRPC

8/3/2026 · Mar Witek, Thomas Rubini

What this post added

Introduced the `connect(socket)` handler in the Workers runtime to accept inbound TCP connections, enabling full-duplex communication with containers and Durable Objects. Added support for gRPC applications by automatically converting between gRPC-web and gRPC protocols, allowing Workers to serve and call gRPC APIs without containers, and enabling gRPC servers to be deployed in Cloudflare Containers.

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