# ActiveCampaign: Major incident: Increase in Failures Using the API

**Summary:** ActiveCampaign reported increased API failures affecting API Availability and US Region - API Availability, with major impact. The incident started at 2025-12-27 17:00 UTC and was resolved at 2025-12-27 17:28 UTC, lasting 28 min; engineers identified the root issue but did not disclose the cause or specific fix. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-12-27 17:00 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/d5h09prm1b04](https://stspg.io/d5h09prm1b04)
- [Company: ActiveCampaign](https://rewindex.com/company/activecampaign.md)
- Versions: before (none: first archived) → after incident\_version:232/yct98ght4mzs@1a37141f96dc
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Increase in Failures Using the API
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-12-27 17:00 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-12-27 17:28 UTC
```

**6. Added: Affected components**

```diff
+ API Availability, US Region - API Availability
```

**7. Added: Update** (investigating) · 2025-12-27 17:00 UTC

```diff
+ Engineers have been alerted to an increased rate of failures coming from the API. We are actively looking into the issue now.
```

**8. Added: Update** (identified) · 2025-12-27 17:02 UTC

```diff
+ The root issue has been identified and engineers are working to fix the problem now.
```

**9. Added: Update** (identified) · 2025-12-27 17:22 UTC

```diff
+ We are continuing to work on a fix for this issue.
```

**10. Added: Update** (resolved) · 2025-12-27 17:28 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-12-27 17:00 UTC | Major incident: Increase in Failures Using the API (this change) | outage |

All ActiveCampaign changes: [timeline](https://rewindex.com/company/activecampaign/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/i2a18354f9d821d · Markdown: https://rewindex.com/change/i2a18354f9d821d.md · JSON: https://rewindex.com/api/v1/changes/i2a18354f9d821d · Generated 2026-10-18T02:55:34.580Z