---
title: "Is Retention Science Smart Blast / Promo Blast Sends API down? Retention Science Smart Blast / Promo Blast Sends API status"
url: "https://www.openstatus.dev/status/retentionscience/smart-blast-promo-blast-sends-api"
description: "Live Retention Science Smart Blast / Promo Blast Sends API status, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is Retention Science Smart Blast / Promo Blast Sends API down?

**Answer:** No, Retention Science Smart Blast / Promo Blast Sends API is not down. All Retention Science Smart Blast / Promo Blast Sends API systems are operational.

- Status: operational
- Checked: 2026-11-07T06:30:02Z
- User reports in the last 15 minutes: 0
- Part of: [Retention Science](/status/retentionscience.md)
- Official status page: https://status.retentionscience.com

## Last 45 days

2 of 2 tracked days without issues.

## Incidents affecting Smart Blast / Promo Blast Sends API

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2024-02-01 | [Slowness navigating the website, delays sending emails..](https://stspg.io/zf2gdg639h9n) | minor | 3h 2m |
| 2021-12-07 | [AWS Outage](https://stspg.io/rh5bnmhyngyt) | critical | 12h 45m |
| 2020-12-18 | [Delayed sends for emails with greater than 5k recipients](https://stspg.io/0v45yy08c9jf) | minor | 31m |
| 2020-11-25 | [Analytics and Cortex Delays](https://stspg.io/cq4rrqrwwlkd) | minor | 2h 45m |
| 2020-10-09 | [Delay in Promo Blast Campaigns](http://stspg.io/j14hcpm6gtqm) | minor | 1h 5m |

## Links

- HTML page: /status/retentionscience/smart-blast-promo-blast-sends-api
- Service: /status/retentionscience.md