---
title: "load a gRPC proto descriptor set"
method: PUT
path: "/mockserver/grpc/descriptors"
tags: ["grpc"]
---

# load a gRPC proto descriptor set

`PUT /mockserver/grpc/descriptors`

## Request

- Base URL: `http://localhost:1080`
- URL: `http://localhost:1080/mockserver/grpc/descriptors`
- Auth: none declared

loads a compiled protobuf FileDescriptorSet (raw bytes) so gRPC services can be matched and mocked

## Response `201`

descriptor set loaded

- object
  - `status` string

## Other responses

- `400`: empty descriptor set body or failed to load descriptor

---

[API](https://skmtc.dev/mock-server/apis/mockserver-api.md) · [All operations](https://skmtc.dev/mock-server/apis/mockserver-api/llms.txt) · [OpenAPI document](https://skmtc.dev/mock-server/apis/mockserver-api/revisions/9239b693996e?raw)