# ContactsPlus vs Microsoft Graph People and Contacts API (slim)

> Microsoft Graph People and Contacts scores 64.6 (B) to ContactsPlus's 42.4 (E) for reading contacts. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/contactsplus-vs-microsoft-graph-people.md (~1,950 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/contactsplus-vs-microsoft-graph-people.json · canonical https://www.anchorterminal.com/compare/contactsplus-vs-microsoft-graph-people
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

Microsoft Graph People and Contacts API scores 64.6 (B) on agent readiness against ContactsPlus's 42.4 (E), and leads in every scored category. Both do reading contacts.

- ContactsPlus: E 42.4, rank #966 of 1076 · https://www.anchorterminal.com/tools/contactsplus.min.md
- Microsoft Graph People and Contacts API: B 64.6, rank #369 of 1076 · https://www.anchorterminal.com/tools/microsoft-graph-people.min.md
- ContactsPlus, good for Agents serving one person or a small team whose contacts are spread across Google, iCloud and Outlook. Also No incidents deducted, where Microsoft Graph People and Contacts API loses 4 points for them.
- Microsoft Graph People and Contacts API, good for Agents working in Microsoft 365 tenants or with Outlook.com address books, especially to find who a user works with. Ahead on Reliability, 60 against 28; Schema & documentation, 83 against 38; Agent ergonomics, 83 against 42; Payments & pricing, 35 against 30; Maintenance & community, 76 against 25; Transparency & trust, 69 against 62.

| Category | ContactsPlus | Microsoft Graph People and Contacts API |
| --- | --- | --- |
| Reliability (16%) | 28 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 38 | 83 |
| Agent ergonomics (13%) | 42 | 83 |
| Security & auth (14%) | 71 | 72 |
| Payments & pricing (10%) | 30 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 25 | 76 |
| Transparency & trust (7%) | 62 | 69 |

| Fact (where they differ) | ContactsPlus | Microsoft Graph People and Contacts API |
| --- | --- | --- |
| Vendor | Contacts Plus LLC | Microsoft |
| Hosted endpoint | `https://api.contactsplus.com/api/v1` | `https://graph.microsoft.com/v1.0` |
| Pricing | Freemium | Your plan |
| Licence | Proprietary service under the ContactsPlus Terms of Use (version 2.0, 26 June 2026). The old Node and Clojure API clients are archived | MIT (SDKs) |
| Tools exposed | 7 | none |
| Read-only variant documented | no | yes |
| llms.txt | yes | no |
| Last release | 2026-09-28 | 2026-03-12 |
| Terms last updated | 2026-06-26 | 2025-10-01 |
| Privacy policy last updated | 2026-06-26 | 2026-09-01 |
| Customer content may train models | not found in the text | yes |
| Terms restrict automated access | not found in the text | yes |
| Terms or service can change without notice | not found in the text | yes |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 13 npm/wk | 834 stars, 2.3M npm/wk, 1.6M PyPI/wk |