Check

x402 resource x402 REST

pkgsafe.adrwent.fyi · pkgsafe.adrwent.fyi · Security

Provider site ↗

Call before installing or updating an npm or PyPI dependency. Returns a verdict (ok, caution, avoid, unknown) plus evidence signals: install script added, maintainer or publisher change, very recent publish, build provenance dropped, known malware and vulnerability advisories. A clean result is not

Price per call 0.005 USDC per call published unit: per call

Calls · 30d 9 counted by the source, no daily split

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

Volume · 30d $0.045 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 9 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 Check.
Window	Observed	Transfers
Last complete day (2026-11-01)	$0.005	1
Last 7 days	$0.015	3
Last 30 days	$0.045	9
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 Check.
Network	Full wallet address	Evidence
Base	0x3d3668df00c58ec67e7efd7c85806ace8c7a80dc	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 Check.
Network	Full wallet address	Transfers	First / last observed	Last scanned (UTC)
Base	0x54e163e9b8edda194d83f46add921bfa5fc5f4e0	1	2026-11-01 / 2026-11-01	2026-11-02 22:39:19
Base	0xa1d1c0cf717402ff3651aa4873ccf96410b01978	1	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 732 calls · 0.002 USDC per call —
HubVibe 685 calls · 0.15 USDC per call $74.22
CVE Vulnerability Lookup 187 calls · 0.01 USDC per call —
Audit 122 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 15,180 services in this category

With a measured call count	11,939 (78.6 %)
With a published price	13,236 (87.2 %)
With attributable inflows	33 (0.2 %)
Observed inflows · 30d	$903.06
Median measured calls	2
Median price per call	$0.01