x402check

x402 resource x402 REST

x402check.xyz · x402check.xyz · Security

Provider site ↗

Check a counterparty before paying: OFAC SDN, phishing and drainer feeds, a live watch of drainer infrastructure, transaction simulation and injected-instruction analysis. Returns a score and a signed ES256 attestation.

Price per call 0.0035 USDC per call published unit: per call

Calls · 30d 19 counted by the source, no daily split

Buyers · 30d 2 Observed sending wallets · Base USDC · partial sender history · purchases unverified

Volume · 30d $0.0875 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 23 Observed transfers · 30 of 30 complete UTC days measured · not verified purchases

Observed inflows · last 30 days

$0.02USD observed / day

2026-10-04grey = not scanned · UTC days2026-11-02

Observed inflows by window for x402check.
Window	Observed	Transfers
Last complete day (2026-11-02)	$0.00	0
Last 7 days	$0.0175	5
Last 30 days	$0.0875	23
Growth, 7d against the 7 before	not comparable

Source: on-chain transfer scan (USDC on Base) Window: 2026-10-04 → 2026-11-02 Scanned: 30/30 days Sample: 30 days with a measurement First seen: 2026-10-04 Last update: 2026-11-02

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
EVM chain 1329	0xbf88b1f49b5e8ec386289341c4a5ee00bb0e0178	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar
Monad	0xbf88b1f49b5e8ec386289341c4a5ee00bb0e0178	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar
Base	0xbf88b1f49b5e8ec386289341c4a5ee00bb0e0178	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar
Arbitrum	0xbf88b1f49b5e8ec386289341c4a5ee00bb0e0178	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar
Polygon	0xbf88b1f49b5e8ec386289341c4a5ee00bb0e0178	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar
Solana	Bofhoe2ye2adNQwZJtLepeKrBZq8CtHzRwPJXgWDH69X	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar

Sending wallets · observed counterparties

Showing 1–2 of 2 matching addresses · 2 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	0x73cc9400bd9f086d7427d3421d79195a68bb1ea4	3	2026-10-30 / 2026-10-30	2026-10-31 23:38:42
Base	0x35fe83e85f949b7235595a76782296c6c9c3c030	2	2026-10-30 / 2026-10-30	2026-10-31 23:38:42

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 Security

NetIntel 745 calls · 0.002 USDC per call —
HubVibe 698 calls · 0.15 USDC per call $69.62
CVE Vulnerability Lookup 187 calls · 0.01 USDC per call —
Audit 134 calls · 1 USDC per call —
Quartermaster DNS Lookup 69 calls · 0.001 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 15,186 services in this category

With a measured call count	11,942 (78.6 %)
With a published price	13,240 (87.2 %)
With attributable inflows	34 (0.2 %)
Observed inflows · 30d	$923.32
Median measured calls	2
Median price per call	$0.01