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api.onesource.io/api/chain/chain-id

api.onesource.io · x402

Ethereum chain ID (EIP-155) via eth_chainId - confirm which chain a network is on
Name and description as published by x402 Bazaar

Live

Last successful check: 25 Oct 2026, 17:51 UTC.

answered, last 24 hours
100%
answered, last 30 days
100%
How addrbook checks →

Connect

https://api.onesource.io/api/chain/chain-id

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 UTC
Wallets named
  • 0x52e29e0d2aa49bfbfc548c0a9f2196f4aa51f3eanamed by x402 Bazaar
Listed since

Payments

different wallets paid it, last 30 days
165
paid calls, last 30 days
178
last paid call (UTC)

As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read . addrbook has not counted these payments itself.

Its x402 endpoints have not listed a payment option addrbook could read yet.

Checks by endpoint

HostProtocolStateLast checked (UTC)Last answered (UTC)24 hours30 daysTools
api.onesource.iox402Live100%100%—

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