# The App Center Test API stops working

Calls to /v0.1/apps/{}/{}/test_runs* on Visual Studio App Center API stopped working on March 31, 2025.

- API: Visual Studio App Center API (api.appcenter.ms)
- Kind: Endpoint removal
- Takes effect: March 31, 2025
- Calls after that day: fail
- Calls it hits: `/v0.1/apps/{}/{}/test_runs*`
- Source: [Announcement](https://learn.microsoft.com/en-us/appcenter/retirement)
- Page: https://www.okapi.bot/providers/visual-studio-app-center-api/breaking-changes/the-app-center-test-api-stops-working/

## What to use instead

Run device tests on another service (Microsoft recommends BrowserStack App Automate) and call its API.

App Center Test has no API successor: the team picks another device-testing service.

## Visual Studio App Center API's words

> Visual Studio App Center is scheduled for retirement on March 31, 2025 . After that date, it will not be possible to sign in with your user account nor make API calls.