# USA Rare Earth

**Canonical:** https://apis.io/providers/usa-rare-earth/  
**Website:** https://www.usare.com/  
**APIs profiled:** 0

USA Rare Earth, Inc. (Nasdaq: USAR) is an American critical-minerals and advanced-materials company building a domestic mine-to-magnet rare earth supply chain. It operates a 310,000 sq. ft. sintered neodymium-iron-boron (NdFeB) permanent magnet manufacturing facility in Stillwater, Oklahoma, and holds the Round Top heavy rare earth and critical minerals deposit in Hudspeth County, West Texas. The company produces rare earth elements, oxides, metals and sintered permanent magnets for defense, automotive, robotics, industrial and clean-energy customers, with the stated aim of reducing U.S. dependence on offshore rare earth processing and magnet production. It is a materials producer and manufacturer, not a software or data company, and publishes no public developer program, API, or machine-readable interface.

## Kin Score — 10.7 / 100 (minimal)

Scored 2026-08-17 under rubric 0.11.0. Trend: flat (+0.0 from 10.7).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 0.0 |
| Commercial Clarity | 21.1 |

Regulatory layer — **Energy & Utilities**: 18.9 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| MCP Server | no |
| 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 |

## Security (1)

- **Usa Rare Earth Domain Security** — TLSv1.3 · DMARC

## Tags

Company, Rare Earth, Critical Minerals, Advanced Materials, Permanent Magnets, Mining, Manufacturing, Supply Chain, Defense, Energy

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