# PolygonScan

**Canonical:** https://apis.io/providers/polygonscan/  
**Website:** https://polygonscan.com/  
**APIs profiled:** 1

PolygonScan is the leading blockchain explorer, search, API, and analytics platform for the Polygon PoS network. It provides a REST API for querying transactions, token transfers, smart contract source code, ERC-20/ERC-721/ERC-1155 balances, gas prices, and network statistics on the Polygon blockchain (Chain ID 137). API access is unified under Etherscan API V2, enabling access with a single API key across 60+ EVM-compatible chains.

## Kin Score — 38.4 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 38.4).

| Facet | Score |
|---|---|
| Discoverability | 63.0 |
| Contract Quality | 52.4 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 31.6 |
| Developer Ergonomics | 11.9 |
| Commercial Clarity | 56.6 |
| Access Clarity | 56.6 |

## Agent readiness — 34.7 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | na |
| Error Semantics | no |
| OpenAPI Examples | no |
| 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 · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (1)

- **PolygonScan API API** — The API API from PolygonScan — 1 operation(s) for api.

## Agentic access (1)

- **Polygonscan Agentic Access** — 1 operation

## Security (3)

- **Polygonscan Authentication** — apiKey · 1 scheme
- **Polygonscan Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC
- **Polygonscan Vulnerability Disclosure** — disclosure policy published

## Plans (1)

- **Plans**

## Tags

Blockchain, Polygon, Explorer, Web3, EVM, Smart Contracts, DeFi, Cryptocurrency

---

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