# gRPC & Protocol Buffers Guidelines

> Objective: Define standards for designing, implementing, versioning, securing, and testing gRPC services and Protobuf schemas across polyglot service environments.

::: tip Source File
View the full rule: [`.agent/rules/grpc.md`](https://github.com/snowdreamtech/template/blob/main/.agent/rules/grpc.md)
:::

## Sections

- 1. Protobuf Schema Design
- 1. Service & RPC Design
- 1. Error Handling
- 1. Versioning, Compatibility & Tooling
- 1. Security, Testing & Observability
