---
title: "Is Crossref Plus REST API down? Crossref Plus REST API status"
url: "https://www.openstatus.dev/status/crossref/plus-rest-api"
description: "Live Crossref Plus REST API status, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is Crossref Plus REST API down?

**Answer:** No, Crossref Plus REST API is not down. All Crossref Plus REST API systems are operational.

- Status: operational
- Checked: 2026-11-07T08:30:21Z
- User reports in the last 15 minutes: 0
- Part of: [Crossref](/status/crossref.md) / Metadata Plus
- Official status page: https://status.crossref.org
- About: The REST API enables flexible programmatic access to search and filter our metadata and/or match references. The Plus REST API provides enhanced support and features to Metadata Plus subscribers who are using the API for production services. For more information: https://api.crossref.org

## Last 45 days

2 of 2 tracked days without issues.

## Incidents affecting Plus REST API

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2026-10-21 | [New funder matches not available via the Metadata Plus REST API pool](https://stspg.io/3j409vgn1gzr) | incident | 7d 13h |
| 2026-10-05 | [Metadata Plus REST API not validating API keys](https://stspg.io/5znn7l4sz42b) | critical | 4h 4m |
| 2026-07-07 | [Degraded performance in the REST API public and polite pools](https://stspg.io/lp5z421p16q2) | minor | 23h 8m |
| 2026-07-02 | [Cursor requests not returning all results in the REST API](https://stspg.io/y8xfmzkmlzj9) | minor | 3d 21h |
| 2026-05-29 | [Degraded service on REST API](https://stspg.io/3l58rnw5zqfk) | minor | 7d 5h |

## Links

- HTML page: /status/crossref/plus-rest-api
- Service: /status/crossref.md