# gRPC

> Import protobuf contracts and mock unary or streaming RPCs with reflection, state, traffic, and proxying.

- Canonical URL: https://dotmock.com/docs/guides/grpc
- Capability status: Available
- Last verified: 2026-07-24

## Prerequisites
- A gRPC DotMock workspace
- A protobuf source or descriptor set
- The workspace ID in $API_ID

## In this guide
- Compile the contract
- Author descriptor-valid transcripts
- Use the normal condition language
- Prove dry and live behavior
- Connect standard clients
- Proxy with managed TLS or mTLS

## Verified boundaries
- Live tests and managed upstream credentials remain explicit approval or trusted-UI boundaries.

Read the canonical guide for its complete examples and expected results: https://dotmock.com/docs/guides/grpc