# Polygon.io Crypto API

**Canonical:** https://apis.io/apis/polygon-io/crypto-api/  
**Provider:** Polygon.io — https://apis.io/providers/polygon-io/  
**Base URL:** https://api.polygon.io  
**Documentation:** https://polygon.io/docs/crypto

Polygon.io Crypto API is one of 8 APIs that [Polygon.io](https://apis.io/providers/polygon-io/) publishes on the [APIs.io](https://apis.io/) network, described by an AsyncAPI event-driven specification. Tagged areas include Crypto, Cryptocurrency, and Market Data. The published artifact set on APIs.io includes API documentation and an AsyncAPI specification.

Aggregates, trades, snapshots, level-2 books, and L2 streaming for crypto pairs across major exchanges.

## Machine-readable artifacts (2)

- **Documentation** — https://polygon.io/docs/crypto
- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/polygon-io/refs/heads/main/asyncapi/polygon-io-asyncapi.yml

## Other Polygon.io APIs (7)

- [Polygon.io Stocks API](https://apis.io/apis/polygon-io/stocks-api/)
- [Polygon.io Options API](https://apis.io/apis/polygon-io/options-api/)
- [Polygon.io Indices API](https://apis.io/apis/polygon-io/indices-api/)
- [Polygon.io Forex API](https://apis.io/apis/polygon-io/forex-api/)
- [Polygon.io Futures API](https://apis.io/apis/polygon-io/futures-api/)
- [Polygon.io Aggregates API](https://apis.io/apis/polygon-io/polygon-io-aggregates-api/)
- [Polygon.io Reference API](https://apis.io/apis/polygon-io/polygon-io-reference-api/)

## Tags

Crypto, Cryptocurrency, Market Data

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/polygon-io/crypto-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/polygon-io/.