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Grammarly AI: Login Failed / SSO Error
Current Status: Major Outage
Last checked: 11m ago
What We're Seeing Right Now
No recent issues reported. If you're experiencing problems with Grammarly AI, report below to help the community.
What is this error?
When you can't log into Grammarly AI, the authentication system is rejecting your credentials or the SSO/OAuth flow is broken. This blocks access to all AI features.
Error Signatures
Login failedAuthentication errorSSO errorUnable to sign inSession expiredInvalid credentialsOAuth errorAccess deniedCommon Causes
- Grammarly AI auth/login servers are down
- SSO provider issue (Google, Microsoft, etc.)
- Password recently changed or expired
- Browser cookies/cache blocking login
- Two-factor authentication issue
✓ How to Fix It
- Try logging in from an incognito/private window
- Clear browser cookies for Grammarly AI
- Try a different login method (email vs Google vs SSO)
- Reset your password if needed
- Disable browser extensions that may interfere
- Check this page for widespread login issues
Live Signals
Service Components
Grammarly Web
OperationalGrammarly Extension
OperationalRecent Incidents
No incidents in the past 30 days
Frequently Asked Questions
Why can't I log into Grammarly AI?
Try incognito mode, clear cookies, or use a different login method. If the issue is widespread, check the status above.
Is Grammarly AI login down?
Check community reports below for login-related issues.
How do I fix Grammarly AI SSO errors?
Try a different SSO provider or use email/password login. Clear cookies and try incognito mode.