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Onchain Query API

chain.cyberwarex.com · x402

ERC-20 token balance of any wallet on Base, Ethereum, Arbitrum, Optimism or Polygon: USDC, USDT, DAI, WETH or any token contract. Returns the human balance, the raw integer amount, and the token's symbol and decimals read from the contract. Omit `token` to get the chain's native USDC. Use it to confirm a payment landed or to check a stablecoin float.
Name and description as published by x402 Bazaar

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Last successful check: 25 Oct 2026, 20:31 UTC.

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https://chain.cyberwarex.com/erc20-balance

x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.

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  • x402 Bazaarlast seen UTC
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  • 0x058d0cc5cc97e61e8a9f38d6d6365bce525921b2named by x402 Bazaar
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