Onchain Query API

chain.cyberwarex.com · x402

Native coin balance (ETH or POL) of any address on Base, Ethereum, Arbitrum, Optimism or Polygon, with USD value. One RPC read, no key, no node. Use it to check that a wallet is funded before sending, or to watch a counterparty balance.

Name and description as published by x402 Bazaar

Live

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

answered, last 24 hours: 100%
answered, last 30 days: 100%

How addrbook checks →

Connect

https://chain.cyberwarex.com/balance

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

Who's behind it

Listed by: x402 Bazaarlast seen 25 Oct, 19:51 UTC
Wallets named: 0x058d0cc5cc97e61e8a9f38d6d6365bce525921b2named by x402 Bazaar
Listed since: 25 Oct 2026, 17:51 UTC

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
chain.cyberwarex.com	x402	Live	25 Oct, 20:31	25 Oct, 20:31	100%	100%	—

Also listed as

Other entries that share an endpoint with this one.

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