# GET /data-centers stops working

Calls to GET /data-centers* on DataCite REST API stopped working on July 1, 2026.

- API: DataCite REST API (api.datacite.org)
- Kind: Endpoint removal
- Takes effect: July 1, 2026
- Calls after that day: fail
- Calls it hits: `GET /data-centers*`
- Source: [Announcement](https://support.datacite.org/docs/datacite-rest-api-legacy-endpoints-deprecation)
- Page: https://www.okapi.bot/providers/datacite-rest-api/breaking-changes/get-data-centers-stops-working/

## What to use instead

Use the Version 2 endpoint /clients (/data-centers/{id} becomes /clients/{id}); its response structure differs.

## DataCite REST API's words

> Due to the low usage of Version 1 and the improved functionality of the widely-adopted Version 2 successor, Version 1 endpoints will be deprecated on 1 July 2026.