# Outlook Mail (Microsoft Graph) vs Unipile (slim)

> Outlook Mail (Microsoft Graph) scores 66.3 (B) on agent readiness against Unipile's 58.4 (C), and leads in 6 of 7 scored categories. Unipile leads on payments & pricing. Both do mailbox read. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/outlook-mail-graph-vs-unipile.md (~2,100 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/outlook-mail-graph-vs-unipile.json · canonical https://www.anchorterminal.com/compare/outlook-mail-graph-vs-unipile
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Outlook Mail (Microsoft Graph) scores 66.3 (B) on agent readiness against Unipile's 58.4 (C), and leads in 6 of 7 scored categories. Unipile leads on payments & pricing. Both do mailbox read.

- Outlook Mail (Microsoft Graph): B 66.3, rank #221 of 629 · https://www.anchorterminal.com/tools/outlook-mail-graph.min.md
- Unipile: C 58.4, rank #402 of 629 · https://www.anchorterminal.com/tools/unipile.min.md
- Outlook Mail (Microsoft Graph), good for Agents working in Microsoft 365 or Outlook.com mailboxes that need scoped reading, drafting, sending and incremental sync. Ahead on Schema & documentation, 93 against 77; Agent ergonomics, 81 against 73; Security & auth, 71 against 37; Maintenance & community, 76 against 59.
- Unipile, good for A product that needs one API over Gmail, Outlook and IMAP together with LinkedIn or WhatsApp messaging, priced per account. Ahead on Payments & pricing, 40 against 35. Also Free to start without a card; No incidents deducted, where Outlook Mail (Microsoft Graph) loses 4 points for them.

| Category | Outlook Mail (Microsoft Graph) | Unipile |
| --- | --- | --- |
| Reliability (16%) | 60 | 56 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 93 | 77 |
| Agent ergonomics (13%) | 81 | 73 |
| Security & auth (14%) | 71 | 37 |
| Payments & pricing (10%) | 35 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 76 | 59 |
| Transparency & trust (7%) | 75 | 71 |

| Fact (where they differ) | Outlook Mail (Microsoft Graph) | Unipile |
| --- | --- | --- |
| Vendor | Microsoft | UNIPILE SAS |
| Hosted endpoint | `https://graph.microsoft.com/v1.0` | `https://developer.unipile.com/mcp?branch=v1.0` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Auth | OAuth | API key |
| Pricing | Your plan | Paid |
| Licence | MIT (SDKs) | Proprietary service under Unipile's terms of use. The v1 Node SDK repository and the unipile-mcp repository carry an MIT licence file |
| Tools exposed | 10 | 5 |
| Read-only variant documented | no | yes |
| llms.txt | no | yes |
| MCP registry | not listed | `com.unipile/unipile-mcp` |
| Last release | 2026-10-06 | 2026-09-02 |
| Terms last updated | 2025-10-01 | no date given |
| Privacy policy last updated | 2026-09-01 | 2026-09-28 |
| Customer content may train models | yes | not found in the text |
| Terms restrict automated access | yes | not found in the text |
| Terms restrict benchmarking | yes | not found in the text |
| Popularity | 835 stars, 2.9M npm/wk, 1.6M PyPI/wk | 48 stars, 83k npm/wk |