For mobile use cases, HTTP/3 can be used via Cronet in gRPC Java. For non-mobile, it is not yet supported. Please follow this <https://github.com/grpc/grpc/issues/19126> thread for any updates.
On Mon, Jan 5, 2026 at 1:34 PM 'YC Xing' via grpc.io < [email protected]> wrote: > Hi， > > We are exploring ways to replace gRPC's underlying transport protocol from > TCP to QUIC to reduce the initial packet latency. However, we haven't found > any relevant implementation examples or case studies. Does gRPC currently > support this use case? > > Could you kindly clarify: > > 1. Whether gRPC (especially gRPC-Java) officially supports QUIC or > HTTP/3 as a transport protocol today? > 2. If not, are there any recommended for this use case? > > Thank you for your time and support! > > Best regards > > -- > You received this message because you are subscribed to the Google Groups " > grpc.io" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/d/msgid/grpc-io/c4b6f084-fff6-49c4-9699-6cf2407b6d12n%40googlegroups.com > <https://groups.google.com/d/msgid/grpc-io/c4b6f084-fff6-49c4-9699-6cf2407b6d12n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "grpc.io" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/grpc-io/CAEBMeGuE224gLDp9CFFzC6LTuLgb7M%2B4PRUtCcw1Xs5f16wgwg%40mail.gmail.com.
