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Grammarly outage on 20 October 2026

Major outage
Resolved · 18:04–20:19 UTC
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“Issues with Superhuman Go not loading or showing error messages”

On 20 October, Grammarly had a major outage in which Superhuman Go failed to load conversations or showed error messages, from 18:04 to 20:19 UTC (2 h 16 min). The status page listed the Superhuman Go & Agents component as down from 18:03 to 20:18 UTC and did not say what had gone wrong. Sentry, Notion, PointClickCare, Ricardo and Musixmatch also reported problems at the same time.

Grammarly’s own incident page ↗
When
18:04–20:19 UTC
How long
2 h 16 min
Incident open on its page
18:03–20:18 UTC
Components affected
1
Grammarly, 30 days before
No other outages

What broke when

Major outage
Partial outage
Degraded

From Grammarly’s own status page: when it moved each component into trouble, and back.

At the same time

Started in the hour before or during it

And 162 lesser-known services. Problems at the same time are a clue, never proof that one caused another.

Timeline

Times in UTC

  1. Cause identified
  2. Superhuman Go & Agents: partial outage
  3. Resolved
  4. Superhuman Go & Agents: back to normal

Where this comes from

Stackpulse reads Grammarly’s official status page at status.grammarly.com every minute. The times above are when it reported the problem; the summary is written from its updates and checked against them.

Stackpulse isn’t affiliated with Grammarly. Names and logos belong to their owners.