# Terra API vs Zus Health (slim)

> Terra scores 65.9 (B) to Zus Health's 56.6 (C) for patient consent. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/terra-vs-zus-health.md (~2,300 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/terra-vs-zus-health.json · canonical https://www.anchorterminal.com/compare/terra-vs-zus-health
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14

Terra API scores 65.9 (B) on agent readiness against Zus Health's 56.6 (C), and leads in 6 of 7 scored categories. Both do patient consent.

- Terra API: B 65.9, rank #327 of 1076 · https://www.anchorterminal.com/tools/terra.min.md
- Zus Health: C 56.6, rank #669 of 1076 · https://www.anchorterminal.com/tools/zus-health.min.md
- Terra API, good for A fitness, wellness, insurance or research product whose users connect consumer wearables and apps, and an agent that needs to read one user's sleep, activity or body data through MCP. Ahead on Schema & documentation, 89 against 77; Agent ergonomics, 78 against 67; Security & auth, 65 against 49; Payments & pricing, 20 against 5; Maintenance & community, 75 against 64. Also A hosted endpoint, with nothing to install.
- Zus Health, good for US care organisations and digital health builders that want a shared, continuously refreshed patient profile in FHIR with EHR embedding.

| Category | Terra API | Zus Health |
| --- | --- | --- |
| Reliability (16%) | 67 | 66 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 89 | 77 |
| Agent ergonomics (13%) | 78 | 67 |
| Security & auth (14%) | 65 | 49 |
| Payments & pricing (10%) | 20 | 5 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 75 | 64 |
| Transparency & trust (7%) | 56 | 59 |

| Fact (where they differ) | Terra API | Zus Health |
| --- | --- | --- |
| Vendor | Terra Enabling Developers Inc. | Zus Health, Inc. |
| Hosted endpoint | `https://access.tryterra.co/api/v2/mcp/<user_id>` | no (local only) |
| Transports | HTTP, Streamable HTTP | HTTP |
| Auth | OAuth or key | OAuth |
| Pricing | Pay per use | Paid |
| Licence | Proprietary service under Terra's terms of service. The OpenAPI specs repository is Apache 2.0 | Proprietary service under the Zus Builder Terms of Service (last updated 11 March 2025), the Developer Sandbox Terms and the Zus Business Associate Addendum |
| Tools exposed | 6 | none |
| Last release | 2026-10-13 | 2026-10-14 |
| Terms last updated | 2026-05-01 | 2025-03-11 |
| Privacy policy last updated | 2023-04-20 | 2026-06-24 |
| 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 | 13k npm/wk, 11k PyPI/wk | none |