Grammarly outage history

Biggest Grammarly outages

Ranked by the official impact level, then by how long they lasted. Each has its own page with the cause, the fix time and every official update.

1. Mar 9, 2026: Increased latency across Grammarly product offerings 3 hours 14 min · rated "Critical"
2. Jan 22, 2026: We're experiencing a service interruption 27 hours 20 min · rated "Major"
3. Jul 29, 2026: Go may work slowly or intermittently 7 hours 22 min · rated "Major"
4. Nov 6, 2025: Issues logging in at https://superhuman.com and https://app.grammarly.com 4 hours 18 min · rated "Major"
5. Oct 23, 2025: AI Grader and Citation Finder agents are not working as expected. 3 hours 20 min · rated "Major"

Every smaller Grammarly incident

Minor and short incidents from the Service Status | Grammarly status page, newest first, each with a line from the official updates. Times are UTC.

October 2026

• Oct 20, 2026, 18:03 UTC · Issues with Superhuman Go not loading or showing error messages

  2 hours 15 min · rated "Major"

  "The incident has been resolved. Superhuman Go is back up and running."

September 2026

• Sep 22, 2026, 13:46 UTC · Chat is not working at go.superhuman.com

  1 hour 4 min · rated "Major"

  "Some users might see this error while using chat at go.superhuman.com: "Darn, looks like we're unable to load this page." We're working on a fix. Thanks for your patience!"

August 2026

• Aug 14, 2026, 15:24 UTC · Users May Experience Login Issues Across Some Grammarly and Superhuman Products

  2 hours 34 min · rated "Major"

  "We're currently working through a service disruption that is preventing some of our users from accessing their documents in the Grammarly Editor. We apologize for any inconvenience, and updates will be provided as they become available."

July 2026

• Jul 16, 2026, 08:59 UTC · Login to Grammarly via superhuman.com may be temporarily unavailable

  4 hours 14 min · rated "Minor"

  "Amazon has resolved the CloudFront service outage, and our services are back to normal."

May 2026

• May 15, 2026, 16:33 UTC · Some Grammarly and Superhuman users may be unable to log in

  13 minutes · rated "Critical"

  "We're currently working through a service disruption that is preventing our users from logging in or resetting passwords. We apologize for any inconvenience, and updates will be provided as they become available."

• May 7, 2026, 07:30 UTC · PDF reports may not be available in the Grammarly Editor

  59 minutes · rated "Minor"

  "The issue has been identified and a fix is being implemented."

April 2026

• Apr 28, 2026, 14:15 UTC · Generative AI features may not work as expected in Grammarly for Windows

  1 hour 23 min · rated "Minor"

  "This issue has been resolved, and the error message should disappear in a couple of minutes. Thanks for your patience!"

• Apr 10, 2026, 18:42 UTC · Document Creation, Upload, and Opening Failing in Grammarly Editor

  3 hours 55 min · rated "Minor"

  "The issue has been identified and a fix is being implemented."

March 2026

• Mar 27, 2026, 18:14 UTC · The Grammarly Editor is not working as expected

  17 minutes · rated "Critical"

  "This issue has been resolved."

February 2026

• Feb 6, 2026, 20:09 UTC · The AI-powered Docs is not working as expected

  43 minutes · rated "Critical"

  "We are currently experiencing a service interruption that is preventing users from accessing the AI-powered Docs experience. Some of your documents will not be accessible at this time. Sorry about that!"

• Feb 6, 2026, 15:02 UTC · Some agents may be unavailable or work intermittently

  46 minutes · rated "Major"

  "This issue has been resolved, and the functionality should be restored."

• Feb 5, 2026, 01:46 UTC · Scheduled Maintenance: Subscription Management

  5 hours 52 min · rated "Minor"

  "The scheduled maintenance related to subscription management has been successfully completed. All subscription-related functionality has been fully restored. Existing subscriptions and active users were not impacted during this maintenance."

• Feb 3, 2026, 02:51 UTC · Some Grammarly users may be unable to log in using Facebook

  2 days 16 hours · rated "Minor"

  "We are still looking into this issue. If you cannot log in via Facebook, please set a password for your account by following these steps: https://support.grammarly.com/hc/en-us/articles/360058560411. Thank you for your patience!"

January 2026

• Jan 30, 2026, 20:12 UTC · Some Grammarly users may be unable to log in

  2 hours 13 min · rated "Major"

  "We're currently working through a service disruption that is preventing some of our users from logging in. We apologize for any inconvenience, and updates will be provided as they become available."

• Jan 21, 2026, 00:40 UTC · Supehuman Go and AI Chat experience temporary service interruption

  1 hour 8 min · rated "Major"

  "This incident has been resolved."

• Jan 20, 2026, 21:57 UTC · Users encounter an error when creating or opening a document in Docs at https://app.grammarly.com/

  11 minutes · rated "Critical"

  "The issue has been identified and a fix is being implemented."

October 2025

• Oct 21, 2025, 07:49 UTC · Service interruption: Grammarly suggestions may not be fully available

  43 minutes · rated "Minor"

  "We're experiencing a service interruption that may affect our writing suggestions or other features. We're restoring our text-processing infrastructure configuration."

• Oct 20, 2025, 13:59 UTC · Service interruption: Issues with writing suggestions

  9 hours 33 min · rated "Minor"

  "We are still actively working to fully resolve this issue. We appreciate your continued patience and will share another update as soon as more information becomes available."

• Oct 20, 2025, 09:40 UTC · Grammarly is experiencing a service interruption: issue identified

  2 hours 44 min · rated "Minor"

  "We're experiencing some service interruptions at the moment. Some users may have trouble logging in to their accounts, accessing documents, or connecting to Grammarly."

• Oct 17, 2025, 14:28 UTC · Issues with text checking in the Grammarly Editor

  34 minutes · rated "Critical"

  "We're currently working on a fix for an issue that is preventing Grammarly from checking text for some users in the Grammarly Editor. We'll provide an update as soon as we can."