polyone

PolyOne Corporation was a specialty polymer materials and services company formed in 2000 through the merger of M.A. Hanna Company and The Geon Company. In 2020, after acquiring a division from Clariant, the company rebranded as Avient Corporation. No public developer APIs are documented.

polyone is profiled on the APIs.io network.

polyone’s developer surface includes engineering blog and 4 more developer resources.

🌐 Visit website 📡 Source on GitHub

5.2/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

Kin Score

Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5

Composite quality — 5.2/100 · minimal

Contract Quality 0.0 / 25

Developer Ergonomics 0.4 / 20

Commercial Clarity 0.0 / 20

Operational Transparency 0.0 / 13

Governance 0.0 / 12

Discoverability 4.8 / 10

Agent readiness — 0/100 · human only

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 15

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 0 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/polyone: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Security Posture 1

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

Polyone Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Press 5

Recent news and press coverage referencing this provider.

Anti-AI sentiment is increasing across Ohio, with a growing ...

2026-05-25

New GTDC Research Details Distribution's Influence on AI, Cloud ...

2026-05-25

PolyOne Completes Clariant Masterbatch Acquisition ...

2026-05-25

MBZUAI Unveils First-of-its-Kind Undergraduate Program in ...

2026-05-25

Innodata Selected by Palantir to Accelerate Advanced ...

2026-05-25

Resources

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Company 4

The organization behind the API

LinkedIn

Website

Website

LegacyWebsite

LegacyWebsite

Blog

Blog

Source (apis.yml)

aid: polyone
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/polyone.png
url: https://raw.githubusercontent.com/api-evangelist/polyone/refs/heads/main/apis.yml
modified: '2026-04-28'
apis: []
common:
- type: DomainSecurity
  url: security/polyone-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/polyone
- type: Website
  url: https://www.avient.com
- type: LegacyWebsite
  url: https://www.polyone.com
- url: https://www.avient.com/news
  type: Blog
description: PolyOne Corporation was a specialty polymer materials and services company formed in 2000 through the merger
  of M.A. Hanna Company and The Geon Company. In 2020, after acquiring a division from Clariant, the company rebranded as
  Avient Corporation. No public developer APIs are documented.