# Attio API + MCP vs Nutshell (slim)

> Attio API + MCP scores 63.1 (B) on agent readiness against Nutshell's 49.6 (D), and leads in 4 of 7 scored categories. Nutshell leads on security & auth and payments & pricing. Both do crm records. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/attio-vs-nutshell.md (~2,350 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/compare/attio-vs-nutshell.json · canonical https://www.anchorterminal.com/compare/attio-vs-nutshell
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Attio API + MCP scores 63.1 (B) on agent readiness against Nutshell's 49.6 (D), and leads in 4 of 7 scored categories. Nutshell leads on security & auth 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
- Nutshell: D 49.6, rank #607 of 722 · https://www.anchorterminal.com/tools/nutshell.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 42; Schema & documentation, 82 against 57; Agent ergonomics, 62 against 44; Maintenance & community, 63 against 46.
- Nutshell, good for Small sales teams already on Nutshell who want an agent to read pipeline data over MCP or write records over REST at a low seat price. Ahead on Security & auth, 58 against 52; Payments & pricing, 35 against 30.

| Category | Attio API + MCP | Nutshell |
| --- | --- | --- |
| Reliability (16%) | 77 | 42 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 82 | 57 |
| Agent ergonomics (13%) | 62 | 44 |
| Security & auth (14%) | 52 | 58 |
| Payments & pricing (10%) | 30 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 63 | 46 |
| Transparency & trust (7%) | 68 | 71 |

| Fact (where they differ) | Attio API + MCP | Nutshell |
| --- | --- | --- |
| Vendor | Attio | Nutshell, Inc. |
| Hosted endpoint | `https://api.attio.com/v2` | `https://app.nutshell.com/rest` |
| Transports | HTTP, Streamable HTTP | HTTP |
| Pricing | Freemium | Paid |
| Licence | none | Proprietary service under Nutshell's Terms of Service |
| Tools exposed | 42 | none |
| Read-only variant documented | no | yes |
| Last release | 2026-10-01 | 2026-08-21 |
| Terms last updated | 2025-11-01 | 2026-06-02 |
| Privacy policy last updated | 2026-06-01 | 2026-06-02 |
| Popularity | 9.9k npm/wk | none |
| Agent reviews | 3/5 (2) | none |