# Agency for Toxic Substances and Disease Registry

**Canonical:** https://apis.io/providers/agency-for-toxic-substances-and-disease-registry/  
**Website:** https://www.atsdr.cdc.gov/  
**APIs profiled:** 4

ATSDR protects communities from harmful health effects related to exposure to natural and man-made hazardous substances. It is a federal public health agency within the U.S. Department of Health and Human Services. ATSDR provides toxicological profiles, minimum risk levels, substance priority rankings, and exposure investigation data for hazardous chemicals.

## Kin Score — 29.9 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 29.9).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 59.4 |
| Governance | 25.0 |
| Contract Governance | 25.0 |
| Operational Transparency | 7.9 |
| Developer Ergonomics | 19.0 |
| Commercial Clarity | 0.0 |
| Access Clarity | 0.0 |

Regulatory layer — **Government & Public Sector**: 20.4 (matched via tags).

## Agent readiness — 31.6 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | na |
| Error Semantics | no |
| OpenAPI Examples | verified |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | na |

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: medium).

## APIs (4)

- **Agency for Toxic Substances and Disease Registry Exposure Investigations API** — The Exposure Investigations API from Agency for Toxic Substances and Disease Registry — 1 operation(s) for exposure investigations.
- **Agency for Toxic Substances and Disease Registry Minimum Risk Levels API** — The Minimum Risk Levels API from Agency for Toxic Substances and Disease Registry — 1 operation(s) for minimum risk levels.
- **Agency for Toxic Substances and Disease Registry Substance Priority List API** — The Substance Priority List API from Agency for Toxic Substances and Disease Registry — 1 operation(s) for substance priority list.
- **Agency for Toxic Substances and Disease Registry Toxicological Profiles API** — The Toxicological Profiles API from Agency for Toxic Substances and Disease Registry — 1 operation(s) for toxicological profiles.

## Agentic access (1)

- **Agency For Toxic Substances And Disease Registry Agentic Access** — 4 operations

## Security (1)

- **Agency For Toxic Substances And Disease Registry Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC

## Plans (1)

- **Agency For Toxic Substances And Disease Registry Plans Pricing**

## Tags

Diseases, Federal-Government, Public Health, Toxic Substances, Environmental Health, Hazardous Materials

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