# FirstEnergy

**Canonical:** https://apis.io/providers/firstenergy/  
**Website:** https://www.firstenergycorp.com  
**APIs profiled:** 0

FirstEnergy is one of the largest investor-owned electric systems in the United States, with utilities serving customers in Ohio, Pennsylvania, New Jersey, West Virginia, Maryland, and New York. FirstEnergy does not publish a public developer portal or open API catalog. Customer energy data is shared with authorized Curtailment Service Providers and Conservation Service Providers under its Third-Party Data Access program in Pennsylvania, and bulk utility data is exchanged with state regulators and grid operators through Electronic Data Interchange (EDI) and other industry-standard interfaces.

## Kin Score — 2.4 / 100 (minimal)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 2.4).

| Facet | Score |
|---|---|
| Discoverability | 40.7 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 0.0 |
| Commercial Clarity | 0.0 |
| Access Clarity | 0.0 |

Regulatory layer — **Energy & Utilities**: 8.1 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | 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 |

## Access

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

## Security (1)

- **Firstenergy Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

Energy, Fortune 500, Investor-Owned Utility, Utilities

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