# Oystehr

**Canonical:** https://apis.io/providers/oystehr/  
**Website:** https://oystehr.com/  
**APIs profiled:** 8

Oystehr provides a developer‑first, headless electronic health record (EHR) platform that is ONC certified. It offers a comprehensive set of APIs and infrastructure enabling developers to build next‑generation health‑tech applications, including telehealth, messaging, eRx, insurance validation, and claims submission, all at a fraction of traditional costs.

## Kin Score — 32.4 / 100 (thin)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 67.9 |
| Contract Quality | 56.3 |
| Contract Governance | 22.0 |
| Operational Transparency | 15.8 |
| Developer Ergonomics | 33.3 |
| Access Clarity | 0.0 |

Regulatory layer — **Health**: 13.3 (matched via tags).

## Agent readiness — 22.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | partial |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | unknown |
| 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 | no |

## APIs (1)

- **Oystehr API** — Oystehr API as documented publicly: 19 operations. Contract generated from the documentation by API Evangelist (2026-10-27); not the provider's own document.

## Agentic access (1)

- **Oystehr Agentic Access** — 1377 operations · 627 acting · 4 human-in-the-loop

## Security (2)

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

## Tags

Company, HealthTech, EHR, API, DeveloperFirst

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