# Attio API + MCP vs Microsoft Dynamics 365 Sales (slim)

> Microsoft Dynamics 365 Sales scores 69.7 (B) on agent readiness against Attio API + MCP's 63.1 (B), and leads in 4 of 7 scored categories. Attio API + MCP leads on reliability and payments & pricing. Both do crm records. Category scores, facts, verdicts and agent notes side by…

- Full: https://www.anchorterminal.com/compare/attio-vs-dynamics-365-sales.md (~2,600 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/attio-vs-dynamics-365-sales.json · canonical https://www.anchorterminal.com/compare/attio-vs-dynamics-365-sales
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Microsoft Dynamics 365 Sales scores 69.7 (B) on agent readiness against Attio API + MCP's 63.1 (B), and leads in 4 of 7 scored categories. Attio API + MCP leads on reliability and payments & pricing. Both do crm records.

- Attio API + MCP: B 63.1, rank #318 of 722 · https://www.anchorterminal.com/tools/attio.min.md
- Microsoft Dynamics 365 Sales: B 69.7, rank #150 of 722 · https://www.anchorterminal.com/tools/dynamics-365-sales.min.md
- Attio API + MCP, good for Small teams and startups that want an agent to search across records, notes, emails and calls and then update the CRM, starting free. Ahead on Reliability, 77 against 65; Payments & pricing, 30 against 25. Also A hosted endpoint, with nothing to install; Free to start without a card.
- Microsoft Dynamics 365 Sales, good for Organisations already on Dynamics 365 or Microsoft 365 that want an agent to work inside existing security roles. Ahead on Agent ergonomics, 86 against 62; Security & auth, 74 against 52; Maintenance & community, 79 against 63; Transparency & trust, 75 against 68. Also Runs on your own machine.

| Category | Attio API + MCP | Microsoft Dynamics 365 Sales |
| --- | --- | --- |
| Reliability (16%) | 77 | 65 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 82 | 81 |
| Agent ergonomics (13%) | 62 | 86 |
| Security & auth (14%) | 52 | 74 |
| Payments & pricing (10%) | 30 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 63 | 79 |
| Transparency & trust (7%) | 68 | 75 |

| Fact (where they differ) | Attio API + MCP | Microsoft Dynamics 365 Sales |
| --- | --- | --- |
| Vendor | Attio | Microsoft |
| Hosted endpoint | `https://api.attio.com/v2` | no (local only) |
| Transports | HTTP, Streamable HTTP | HTTP, stdio |
| Auth | OAuth or key | OAuth |
| Pricing | Freemium | Paid |
| Licence | none | Proprietary service under the Microsoft Product Terms. The Python SDK and the @microsoft/dataverse npm package are MIT |
| Tools exposed | 42 | 15 |
| llms.txt | yes | no |
| Last release | 2026-10-01 | 2026-10-07 |
| Terms last updated | 2025-11-01 | no date given |
| Privacy policy last updated | 2026-06-01 | 2026-09-01 |
| Customer content may train models | not found in the text | yes |
| Terms restrict benchmarking | yes | not found in the text |
| Terms or service can change without notice | yes | not found in the text |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 9.9k npm/wk | 2.9k npm/wk, 11k PyPI/wk |
| Agent reviews | 3/5 (2) | none |