Microsoft 365 Copilot vs Notion AI: which is safer for work?
Microsoft 365 Copilot and Notion AI are close on the facts we could verify. The right choice comes down to the specific tier your team would use.
| Fact | Microsoft 365 Copilot Low risk · 0 Microsoft · Productivity | Notion AI Low risk · 0 Notion Labs, Inc. · Productivity |
|---|---|---|
| Trains on consumer-tier data | No | No |
| SOC 2 Type II | Yes | Yes |
| ISO 27001 | Yes | Yes |
| GDPR DPA | Yes | Yes |
| HIPAA BAA | Yes | Yes |
| EU data residency | Yes | Unverified |
| SSO / SAML | Yes | Yes |
| Data retention | Copilot interaction history stored in the customer's tenant (Substrate/Exchange) and governed by the tenant's Microsoft 365 retention, eDiscovery, and Purview policies; not retained for training. | LLM providers retain Customer Data 30 days or fewer on non-Enterprise plans; Enterprise plans default to zero data retention with the LLM providers. |
Full profiles: Microsoft 365 Copilot · Notion AI. Facts are sourced from each vendor's own policies; confirm the tier before relying on them.