# Appendix

**Canonical:** https://apis.io/providers/appendix-com/  
**Website:** https://appendix.com/  
**APIs profiled:** 3

Appendix provides a physician‑review API that lets AI agents and applications submit health queries for board‑certified doctor evaluation, including e‑prescribing when appropriate. The service offers a human‑in‑the‑loop experience, handling patient consent, identity verification, and delivering clinical assessments via webhooks, enabling developers to build health‑focused AI products with real medical oversight.

## Kin Score — 34.8 / 100 (thin)

Scored 2026-11-06 under rubric 0.27.0. Trend: falling (-8.7 from 43.5).

| Facet | Score |
|---|---|
| Discoverability | 62.5 |
| Contract Quality | 33.6 |
| Contract Governance | 22.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 31.0 |
| Access Clarity | 47.4 |

Regulatory layer — **Health**: 15.4 (matched via tags).

## Agent readiness — 23.9 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | partial |
| Rate Limit Signal | no |
| Event Surface Described | yes |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | distinct |
| MCP Tool Quality | na |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: medium).

## APIs (3)

- **Appendix api reference API** — Appendix api reference API as documented publicly: 24 operations. Contract generated from the documentation by API Evangelist (2026-11-01); not the provider's own document.
- **Appendix core API** — Appendix core API as documented publicly: 1 operations. Contract generated from the documentation by API Evangelist (2026-11-01); not the provider's own document.
- **Appendix Prescribing API Overview API** — Appendix Prescribing API Overview API as documented publicly: 13 operations. Contract generated from the documentation by API Evangelist (2026-11-01); not the provider's own doc...

## Security (2)

- **Appendix Com Authentication** — 3 schemes
- **Appendix Com Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Appendix Com Plans Pricing**

## Tags

Healthcare, Artificial Intelligence, Telehealth, PhysicianReview

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/appendix-com/). Scores are computed from the provider's own public artifacts under a published rubric.