---
title: "Is Halcyon REST API down? Halcyon REST API status"
url: "https://www.openstatus.dev/status/halcyon/rest-api-3"
description: "Live Halcyon REST API status, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is Halcyon REST API down?

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

- Status: operational
- Checked: 2026-11-07T07:10:14Z
- User reports in the last 15 minutes: 0
- Part of: [Halcyon](/status/halcyon.md) / US Commercial
- Official status page: https://status.halcyon.ai

## Last 45 days

2 of 2 tracked days without issues.

## Incidents affecting REST API

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2026-05-18 | [Elevated Errors](https://stspg.io/cknv688v4fb6) | incident | 14h 48m |

## Links

- HTML page: /status/halcyon/rest-api-3
- Service: /status/halcyon.md