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gRPC vs REST Basics

Pick the right API protocol

gRPC uses protobuf, HTTP/2, and streams for performance and typing, great for service-to-service; REST/JSON is simpler, cache-friendly, and easier for public APIs. Choose based on clients, tooling, and latency needs.

Use gRPC

Low-latency, typed, streaming internal services.

Use REST

Public/simple APIs, browser clients, caching needs.

Operate

Govern schemas, versioning, and auth for either choice.

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