# Commonwealth of Massachusetts

**Canonical:** https://apis.io/providers/mass-gov/  
**Website:** https://www.mass.gov/  
**APIs profiled:** 0

The Commonwealth of Massachusetts is the state government of the U.S. Commonwealth of Massachusetts, providing a wide range of public services, information, and digital resources to residents, businesses, and visitors. Its online presence offers access to data sets, APIs, and portals for transportation, health, public safety, licensing, and more, reflecting the state’s commitment to transparency, open data, and citizen engagement across numerous domains and initiatives.

## Kin Score — 1.6 / 100 (minimal)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 35.7 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 0.0 |
| Access Clarity | 0.0 |

Regulatory layer — **Government & Public Sector**: 0.0 (matched via tags).

## Agent readiness — 3.1 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| 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 | na |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## Security (1)

- **Commonwealth of Massachusetts Domain Security** — TLSv1.3 · DNSSEC · DMARC

## Tags

Government, Massachusetts, Public Data, Open Data

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