This API accompanies the website to form a suite of blockchain explorer services run on fully independent infrastructure.


WhatsOnChain provides access to Bitcoin SV blocks, transactions, address activity, on-chain data, stats, insights, and much more via a simple REST API.
You can also use this API to broadcast transactions.
The supported networks are:
  • Mainnet
  • Testnet
  • STN


At this stage no authentication is required to use the API.

Rate Limits

Up to 3 requests/sec. Need more? Please create a free account on the TAAL Console and view the available subscription plans there. We offer packages with 10 requests/sec, 20 requests/sec, or custom Enterprise plans.


Need help? Join our WoC devs Telegram channel and ask anything you need!