Chainlink Price Feed contracts are updated on a regular basis by multiple Chainlink nodes. For implementation details, read Introduction to Price Feeds.
Chainlink is a blockchain agnostic technology. This section lists the blockchains that Chainlink Price Feeds are currently live on, and the details of where to access them.
LINK token on multiple chains
See the LINK Token Contracts page for the details of LINK on each blockchain.
For Ethereum Price Feed addresses, see Ethereum Price Feeds.
Binance Smart Chain
For BSC Price Feed addresses, see Binance Smart Chain Price Feeds.
For Polygon (Matic) Price Feed addresses, see Polygon (Matic) Price Feeds.
For xDai Price Feed addresses, see xDai Price Feeds.
Huobi Eco Chain
For HEC Price Feed Addresses, see Huobi Eco Chain Price Feeds.