Use the official gRPC Go library and protoc compiler to generate code from .proto files for cross-language interoperability.
Go does not natively support gRPC; you must use the official google.golang.org/grpc library to generate code and build clients or servers. Install the protocol buffer compiler and the Go plugin, then generate Go code from your .proto files and build your service using go build.
protoc --go_out=. --go-grpc_out=. your_service.proto
go build -o your_service .
Go cannot talk to other languages directly using gRPC without extra tools. You use a standard file format called .proto to define your messages, then a tool generates the necessary Go code to handle the communication. Think of it like writing a contract in a universal language that both Go and your other language can understand and follow.