# Klaviyo: Incident updated: Outbound Webhook Delays

> Incident updated: Outbound Webhook Delays. Detected 2026-10-23 by Rewindex: what changed on Klaviyo’s status page, with the before/after diff.

Canonical: https://rewindex.com/change/rf56acceb178822
Last updated: 2026-10-23T04:13:47Z

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (rule)
- Changed: 2026-10-23 04:13 UTC · Detected: 2026-10-23 04:13 UTC
- [Source: https://status.klaviyo.com/incidents/nj25d3gpt40s](https://status.klaviyo.com/incidents/nj25d3gpt40s)
- [Company: Klaviyo](https://rewindex.com/company/klaviyo.md)
- Versions: before incident\_version:249/nj25d3gpt40s@8a83c319cbd0 → after incident\_version:249/nj25d3gpt40s@cc7065f79192
- Change 2 of 3 for this incident

Incident page (full timeline): [Outbound Webhook Delays](https://rewindex.com/company/klaviyo/incidents/nj25d3gpt40s.md)
## What changed

**1. Changed: Status**

```diff
- identified
+ monitoring
```

**2. Added: Update** (monitoring) · 2026-10-23 04:07 UTC

```diff
+ New event webhooks are being delivered again after processing resumed at 11:28 PM US/Eastern on October 22, 2026. Some customers and third-party apps connected to Klaviyo accounts may continue to see delays while the backlog is processed, and we expect these delays to decrease over time. Webhook data has been retained, and webhook actions in flows are not affected at this time. We continue to monitor closely and appreciate your patience throughout this incident.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-22 22:20 UTC | [Major incident: Outbound Webhook Delays](https://rewindex.com/change/i7d5e9fc8a2d5c5.md) | degradation |
| 2026-10-23 04:13 UTC | Incident updated: Outbound Webhook Delays (this change) | Normal progress |
| 2026-10-23 13:13 UTC | [Incident updated: Outbound Webhook Delays](https://rewindex.com/change/r08ac84f5a58d63.md) | Normal progress |

Previous: [change](https://rewindex.com/change/i7d5e9fc8a2d5c5.md) · Next: [change](https://rewindex.com/change/r08ac84f5a58d63.md) · All Klaviyo changes: [timeline](https://rewindex.com/company/klaviyo/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._

## Cite this

Incident updated: Outbound Webhook Delays on Klaviyo’s status page, changed 2026-10-23 04:13 UTC (change 2 of 3).

- Canonical URL: https://rewindex.com/change/rf56acceb178822
- Citation: Klaviyo, “Incident updated: Outbound Webhook Delays” (2026-10-23 04:13 UTC). Archived by Rewindex: https://rewindex.com/change/rf56acceb178822 (CC BY 4.0).
- Markdown link: `[Klaviyo: Incident updated: Outbound Webhook Delays (2026-10-23)](https://rewindex.com/change/rf56acceb178822)`


---
Canonical: https://rewindex.com/change/rf56acceb178822 · Markdown: https://rewindex.com/change/rf56acceb178822.md · JSON: https://rewindex.com/api/v1/changes/rf56acceb178822 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T15:34:11.466Z