Blockchain Data API

Query JSON data for blocks and transactions. Nearly all Blockchain Explorer data is available in this JSON format.

Simple Query API

Simple plain text API for querying blockchain data like hashrate, difficulty, block height and more.

Websockets

Low-latency streaming socket channel providing data on new blocks and transactions. Subscribe for notifications on blocks, transactions, or addresses, and receive JSON objects describing a transaction block when an event occurs.

Exchange Rates

Currency data from the major bitcoin exchanges.

Charts and Statistics

JSON feed containing the data from the charts and stats pages