# Cryptocurrency Data Streams
Source: https://docs.chain.link/data-streams/crypto-streams

> For the complete documentation index, see [llms.txt](/llms.txt).

Some crypto streams below are sourced from a single exchange's order book rather than a liquidity-weighted composite. See [Crypto Top-of-Book Streams](/data-streams/concepts/crypto-top-of-book-and-mark-price) for details on this stream type, its data sources, and schema.