Base Onchain Data

onchaincheck.dev · x402

Whale and large-trade tracker for an ERC-20 on Base: every buy and sell in the last N minutes on the token's deepest WETH/USDC pools (Uniswap v3 or Aerodrome), with USD size, side, wallet and transaction for the largest trades, buy/sell volume and net flow, and the wallets that bought or sold the most.

Name and description as published by x402 Bazaar

Live

Last successful check: 26 Oct 2026, 05:17 UTC.

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

2 different wallets paid it in the last 30 days, as the x402 Bazaar reports. Payments

How addrbook checks →

Connect

https://onchaincheck.dev/base/trades

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 26 Oct, 05:59 UTC
Wallets named: 0x2ecb9e1fcca7a62758c679f11bc3241466d181d8named by x402 Bazaar
Listed since: 25 Oct 2026, 17:51 UTC

Payments

different wallets paid it, last 30 days: 2
paid calls, last 30 days: 2
last paid call (UTC): 24 Oct, 17:16

As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read 26 Oct 2026, 05:59 UTC. addrbook has not counted these payments itself.

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

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
onchaincheck.dev	x402	Live	26 Oct, 05:17	26 Oct, 05:17	100%	100%	—

Also listed as

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onchaincheck.dev