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Balance API

What is the Balance API?​

The Balance API helps Web3 developers get the native balance for a specific wallet address.

Balance API features​

The Balance API provides out-of-the-box functionality for the most popular features when working with native balance (ETH, BNB, MATIC, CRO, etc.), including:

  • Fetching native balance (native and USD)
  • Fetching ERC20 owned by a given wallet
  • Fetching ERC20 balances for a given wallet
  • Fetching ERC20 transfers for a given wallet
  • Support for all ERC20 tokens
  • Real-time ERC20 token price discovery and metadata

Plus so much more!

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

  • Live Price Feeds
  • Portfolio Dashboard
  • Transaction Monitoring
  • Ownership Verification

Supported Chains​

The Balance 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