---
title: "GET /v1/projects/{projectsId}/locations/{locationsId}/hostProjectRegistrations"
method: GET
path: "/v1/projects/{projectsId}/locations/{locationsId}/hostProjectRegistrations"
tags: ["projects"]
---

# GET /v1/projects/{projectsId}/locations/{locationsId}/hostProjectRegistrations

`GET /v1/projects/{projectsId}/locations/{locationsId}/hostProjectRegistrations`

## Request

- Base URL: `https://apihub.googleapis.com`
- URL: `https://apihub.googleapis.com/v1/projects/{projectsId}/locations/{locationsId}/hostProjectRegistrations`
- Auth: one of:
  - OAuth 2 and OAuth 2
    - Implicit: `https://accounts.google.com/o/oauth2/auth`
    - Scopes: `https://www.googleapis.com/auth/apihub.readonly`
    - Authorization code: `https://accounts.google.com/o/oauth2/auth`
    - Token URL: `https://accounts.google.com/o/oauth2/token` scopes: `https://www.googleapis.com/auth/apihub.readonly`
  - OAuth 2 and OAuth 2
    - Implicit: `https://accounts.google.com/o/oauth2/auth`
    - Scopes: `https://www.googleapis.com/auth/apihub.readwrite`
    - Authorization code: `https://accounts.google.com/o/oauth2/auth`
    - Token URL: `https://accounts.google.com/o/oauth2/token` scopes: `https://www.googleapis.com/auth/apihub.readwrite`
  - OAuth 2 and OAuth 2
    - Implicit: `https://accounts.google.com/o/oauth2/auth`
    - Scopes: `https://www.googleapis.com/auth/cloud-platform`
    - Authorization code: `https://accounts.google.com/o/oauth2/auth`
    - Token URL: `https://accounts.google.com/o/oauth2/token` scopes: `https://www.googleapis.com/auth/cloud-platform`
- TypeScript: <https://skmtc.dev/google/apis/apihub/docs/v1/projects/:projectsId/locations/:locationsId/hostProjectRegistrations/get.ts> (a function with typed inputs; its response is checked against the schema)

Lists host project registrations.

## Path parameters

- `projectsId` string, required
- `locationsId` string, required

## Query parameters

- `filter` string
- `orderBy` string
- `pageSize` integer
- `pageToken` string

## Response `200`

Successful response

- GoogleCloudApihubV1ListHostProjectRegistrationsResponse: The ListHostProjectRegistrations method's response.
  - `hostProjectRegistrations` GoogleCloudApihubV1HostProjectRegistration[]: The list of host project registrations.
    - `createTime` string, google-datetime: Output only. The time at which the host project registration was created.
    - `gcpProject` string: Required. Immutable. Google cloud project name in the format: "projects/abc" or "projects/123". As input, project name with either project id or number are accepted. As output, this field will contain project number.
    - `name` string: Identifier. The name of the host project registration. Format: "projects/{project}/locations/{location}/hostProjectRegistrations/{host_project_registration}".
  - `nextPageToken` string: A token, which can be sent as `page_token` to retrieve the next page. If this field is omitted, there are no subsequent pages.

## Changes

- **2026-11-08** `09b6c7d2247b`: 4 info
  - the security scope `https://www.googleapis.com/auth/apihub.readonly` was added to the endpoint's security scheme `Oauth2`
  - the security scope `https://www.googleapis.com/auth/apihub.readonly` was added to the endpoint's security scheme `Oauth2c`
  - the security scope `https://www.googleapis.com/auth/cloud-platform` was removed from the endpoint's security scheme `Oauth2`
  - the security scope `https://www.googleapis.com/auth/cloud-platform` was removed from the endpoint's security scheme `Oauth2c`

[Operation history](https://skmtc.dev/google/apis/apihub/changes/v1/projects/:projectsId/locations/:locationsId/hostProjectRegistrations/get.md)

---

[API](https://skmtc.dev/google/apis/apihub.md) - [All operations](https://skmtc.dev/google/apis/apihub/llms.txt) - [OpenAPI document](https://skmtc.dev/google/apis/apihub/revisions/09b6c7d2247b?raw)