Block API

What is the Block API?

The Block API enables Web3 developers to quickly get data on specific blocks across multiple blockchains, in order to help them build and scale their dapps efficiently.

Block API Features

The Block API provides the following functionality out of the box to power the dapps you are building:

  • fetching the contents of a block given the block hash
  • fetching the closest block given the date

Plus so much more!

Popular use cases

The Block API is extremely flexible, meaning it can support a wide range of use cases, including:

  • Block Explorer
  • Transaction Monitoring
  • Log Explorers
  • Wallet Activity

Supported chains

The Block API supports multiple EVM chains:

Chain NameChain Id (HEX)Chain Id (INT)
eth0x11
goerli0x55
sepolia0xaa36a711155111
polygon0x89137
mumbai0x1388180001
bsc0x3856
bsc testnet0x6197
avalanche0xa86a43114
avalanche testnet0xa86943113
fantom0xfa250
cronos0x1925
cronos testnet0x152338
palm0x2a15c308d11297108109
arbitrum0xa4b142161