ModelCharter

GitHub Copilot vs Grammarly: which is safer for work?

On the facts we could verify, Grammarly carries lower data-exposure risk for default at-work use. Both should still be used on an approved tier for anything sensitive.

FactGitHub Copilot
Low risk · 17
GitHub (Microsoft) · Coding
Grammarly
Low risk · 16
Grammarly, Inc. · Writing
Trains on consumer-tier dataOpt-outOpt-out
SOC 2 Type IIYesYes
ISO 27001YesYes
GDPR DPAYesYes
HIPAA BAAUnverifiedYes
EU data residencyUnverifiedUnverified
SSO / SAMLYesYes
Data retentionBusiness/Enterprise: prompts and suggestions are not retained (transient); user engagement data kept ~24 months. Individual: prompts retained ~28 days for the code-completion service.Unverified

Full profiles: GitHub Copilot · Grammarly. Facts are sourced from each vendor's own policies; confirm the tier before relying on them.