One blockchain API to access multiple protocols. Fully indexed API access to blockchain data using REST or Websockets.

The Universal API is a multichain blockchain access API. With the Universal REST API, you can easily interact with multiple major protocols through a single, universal blockchain API.

The Universal API makes it easy to interact with multiple blockchains. The Blockdeamon API Suite provides a versatile multi-protocol abstraction layer. This includes:

  • Standardized protocol access in a unified format.
  • One Single REST API to query multiple protocols.
  • SDK support in multiple programming languages.
  • Websockets for real-time streaming updates.

The Universal API lets you scale from zero to multiple blockchain protocols – quickly, easily, and securely.