Same model. Two paths.
On Microsoft's side, Claude shows up inside Copilot. On Anthropic's side, the MCP connector shows up inside the tenant.
Claude in M365 Copilot
Anthropic appears in Copilot as an alternative to OpenAI, under Microsoft oversight.
- → Anthropic as Microsoft subprocessor
- → Existing M365 DPA applies
- → Enterprise Data Protection covers everything
- → No third-party app added to the tenant
Claude MCP Connector
Claude reads the tenant via Graph API, under Anthropic oversight, separate contract.
- → Direct contract with Anthropic
- → Separate Anthropic DPA required
- → 2 Entra ID apps installed
- → Delegated permissions via Graph API