AK Steel Holding

AK Steel Holding Corporation was a leading producer of flat-rolled carbon, stainless, and electrical steel products, as well as carbon and stainless tubular products, primarily serving the automotive, infrastructure, manufacturing, and electrical power markets. AK Steel was acquired by Cleveland-Cliffs Inc. in March 2020 and now operates as a subsidiary.

AK Steel Holding publishes 1 API on the APIs.io network. Tagged areas include Automotive, Manufacturing, Materials, Steel, and Metals.

🌐 Visit website 📡 Source on GitHub

14.5/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.6

AccessEnterprise

1 APIs 4 Features 3 Use Cases

AutomotiveManufacturingMaterialsSteelMetalsFortune 500

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 14.5/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 0.0 / 20

Commercial Clarity 5.8 / 20

Operational Transparency 2.7 / 13

Governance 0.0 / 12

Discoverability 5.9 / 10

Agent readiness — 3/100 · human only

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 10

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

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APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

AK Steel Investor Relations

AK Steel Holding Corporation investor relations portal providing access to financial reports, SEC filings, news releases, and shareholder information. Following acquisition by C...

Pricing Plans 1

Published pricing tiers and plan structures.

Ak Steel Holding Plans Pricing

1 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Ak Steel Holding Rate Limits

1 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Ak Steel Holding Finops

FINOPS

Features 4

Notable capabilities this provider offers.

Flat-Rolled Carbon Steel

High-quality flat-rolled carbon steel products serving automotive and manufacturing sectors, including advanced high-strength steel grades for lightweighting applications.

Stainless Steel Products

Stainless and electrical steel products for infrastructure, manufacturing, and electrical power generation applications.

Tubular Products

Carbon and stainless tubular products and related customer solutions through subsidiary operations.

Automotive Steel Solutions

Specialized automotive steel production including hot- and cold-stamped components, die design, and tooling services.

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Ak Steel Holding Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Use Cases 3

What developers build with this provider.

Automotive Manufacturing

Steel suppliers and automotive OEMs source advanced high-strength steel for vehicle body structures and components.

Electrical Power Infrastructure

Utilities and electrical equipment manufacturers source specialized electrical steel for transformers and motors.

Construction and Infrastructure

Infrastructure projects source flat-rolled carbon steel for structural applications.

Press 5

Recent news and press coverage referencing this provider.

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Company 2

The organization behind the API

LinkedIn

Website

Website

Source (apis.yml)

aid: ak-steel-holding
url: https://raw.githubusercontent.com/api-evangelist/ak-steel-holding/refs/heads/main/apis.yml
name: AK Steel Holding
tags:
- Automotive
- Manufacturing
- Materials
- Steel
- Metals
- Fortune 500
type: Index
accessModel:
  pricing: enterprise
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Enterprise
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/ak-steel-holding.png
description: AK Steel Holding Corporation was a leading producer of flat-rolled carbon, stainless, and electrical steel products,
  as well as carbon and stainless tubular products, primarily serving the automotive, infrastructure, manufacturing, and electrical
  power markets. AK Steel was acquired by Cleveland-Cliffs Inc. in March 2020 and now operates as a subsidiary.
created: '2025-01-01'
modified: '2026-04-19'
specificationVersion: '0.19'
apis:
- aid: ak-steel-holding:investor-relations
  name: AK Steel Investor Relations
  description: AK Steel Holding Corporation investor relations portal providing access to financial reports, SEC filings,
    news releases, and shareholder information. Following acquisition by Cleveland-Cliffs in 2020, investor inquiries are
    directed to Cleveland-Cliffs investor relations.
  humanURL: https://ir.aksteel.com/
  tags:
  - Finance
  - Investor Relations
  - SEC Filings
  - Shareholder
  properties:
  - type: Documentation
    url: https://ir.aksteel.com/
common:
- type: DomainSecurity
  url: security/ak-steel-holding-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/ak-steel
- type: Website
  url: https://www.clevelandcliffs.com
- type: Features
  data:
  - name: Flat-Rolled Carbon Steel
    description: High-quality flat-rolled carbon steel products serving automotive and manufacturing sectors, including advanced
      high-strength steel grades for lightweighting applications.
  - name: Stainless Steel Products
    description: Stainless and electrical steel products for infrastructure, manufacturing, and electrical power generation
      applications.
  - name: Tubular Products
    description: Carbon and stainless tubular products and related customer solutions through subsidiary operations.
  - name: Automotive Steel Solutions
    description: Specialized automotive steel production including hot- and cold-stamped components, die design, and tooling
      services.
- type: UseCases
  data:
  - name: Automotive Manufacturing
    description: Steel suppliers and automotive OEMs source advanced high-strength steel for vehicle body structures and components.
  - name: Electrical Power Infrastructure
    description: Utilities and electrical equipment manufacturers source specialized electrical steel for transformers and
      motors.
  - name: Construction and Infrastructure
    description: Infrastructure projects source flat-rolled carbon steel for structural applications.
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com