x402check

x402 resource x402 REST

x402check.dev · x402check.dev · Crypto & Payments

Provider site ↗

Check before paying any x402 tool: is this API a scam/safe? Trust-check one seller URL (live 402 + history). Use for verify-payTo, uptime, price/wallet drift, budget guard, validate 402, debug failing settle. Returns ok|caution|avoid + that tool's history only. $0.01/URL. No free tier. Endpoint+hist

Price per call 0.01 USDC per call published unit: per call

Calls · 30d 3 counted by the source, no daily split

Buyers · 30d 4 Observed sending wallets · Base USDC · partial sender history · purchases unverified

Volume · 30d $0.01 Observed Base USDC inflows · 30 of 30 complete UTC days measured · lower bound

Inflow growth · 7d — not comparable (baseline under $1 or window incomplete)

Trx · 30d 5 Observed transfers · 30 of 30 complete UTC days measured · not verified purchases

Observed inflows · last 30 days

$0.01USD observed / day

2026-10-03grey = not scanned · UTC days2026-11-01

Observed inflows by window for x402check.
Window	Observed	Transfers
Last complete day (2026-11-01)	$0.006	3
Last 7 days	$0.01	5
Last 30 days	$0.01	5
Growth, 7d against the 7 before	not comparable

Source: on-chain transfer scan (USDC on Base) Window: 2026-10-03 → 2026-11-01 Scanned: 30/30 days Sample: 30 days with a measurement First seen: 2026-10-03 Last update: 2026-11-01

Daily history →. Observed transfers show value arriving at the payout address; they do not establish service revenue.

Blockchain wallets

Full addresses · public payment evidence

Receiving wallets are payment addresses published for this service. Sending wallets transferred funds to an exclusive receiving address; this alone does not prove a purchase or identify an agent.

Receiving wallets · provider payment addresses

All published receiving wallet addresses for x402check.
Network	Full wallet address	Evidence
Base	0xd98451514c7510e3fcd0463de973b9a6bb89a86f	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar

Sending wallets · observed counterparties

Showing 1–4 of 4 matching addresses · 4 retained in total. Source: on-chain transfer scans. Dates are UTC days.

All retained sending wallet addresses observed for x402check.
Network	Full wallet address	Transfers	First / last observed	Last scanned (UTC)
Base	0x514be7314c16063cbfad664eece48d8e7119dd9b	4	2026-10-31 / 2026-11-02	2026-11-02 08:42:37
Base	0xa1d1c0cf717402ff3651aa4873ccf96410b01978	1	2026-11-01 / 2026-11-01	2026-11-02 08:39:00
Base	0xc9c7b38c0942914fc8ea12063bc92dcd3b581670	1	2026-11-01 / 2026-11-01	2026-11-02 08:39:00
Base	0xf1f15ab1b66377d6d60b8938a737122551be57f9	1	2026-11-01 / 2026-11-01	2026-11-02 08:39:00

Coverage includes retained scans only, not every historical transaction. Earlier daily totals cannot recover sender addresses. Sender lists exclude shared receiving wallets, whose transfers could belong to another service. A provider address does not establish wallet ownership.

Competitors & category benchmark

Rank the whole category →

Closest competitors Crypto & Payments

Agents Trust 13,307 calls · 0.01 USDC per call $247.52
X Pay 7,020 calls · 0.005 USDC per call $10,275.97
Gondola 4,673 calls · 0.01 USDC per call $7,943.82
Tech Detect 689 calls · 0.005 USDC per call —
base-gas-x402 656 calls · 0.002 USDC per call —

Sorted by source-measured calls, not by our opinion. The right-hand figure is observed inflow, which stays empty for peers whose address is shared.

Category benchmark 31,936 services in this category

With a measured call count	24,986 (78.2 %)
With a published price	29,665 (92.9 %)
With attributable inflows	299 (0.9 %)
Observed inflows · 30d	$630,069.08
Median measured calls	2
Median price per call	$0.01