x402 Seller Checkup

x402 resource x402 REST

seller-checkup.kagurazaka.dev · seller-checkup.kagurazaka.dev · Crypto & Payments

Provider site ↗

Audit your x402 endpoint before buyers hit it. Checks that it answers 402 on the right method, that the payment options can actually be signed (EIP-712 domain of the token matches extra.name and extra.version), that the resource URL is the https URL buyers call, and that /openapi.json and /.well-kno

Price per call 0.02 USDC per call published unit: per call

Calls · 30d 5 counted by the source, no daily split

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

Volume · 30d — Observed Base USDC inflows · not attributable or not measured

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

Trx · 30d — Observed transfers · not attributable or not measured

Attribution blocked. The payout address is also published by 13 other service(s); the volume cannot be attributed to one of them.

Provider

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This page is assembled from public sources — a registry, a repository, a published endpoint. If something here is wrong or out of date, the provider is the only one who knows. A claim does not make the listing a verified fact; it puts a moderated provider statement on the page and lets you correct what the sources got wrong.

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Corrections to price, description and endpoints through the same form.
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Observed inflows · last 30 days

No inflow observed in this window

The payout address is also published by 13 other service(s); the volume cannot be attributed to one of them.

Observed inflows by window for x402 Seller Checkup.
Window	Observed	Transfers
Last complete day (2026-11-13)	—	—
Last 7 days	—	—
Last 30 days	—	—
Growth, 7d against the 7 before	not comparable

Source: on-chain transfer scan (USDC on Base) Window: 2026-10-15 → 2026-11-13 Scanned: 30/30 days Sample: 0 days with a measurement First seen: never Last update: 2026-11-13

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 x402 Seller Checkup.
Network	Full wallet address	Evidence
Base	0xe6f7508ab572a4dc9c7486ea017b100d83f3c3f8	Shared address · activity cannot be assigned to this serviceFrom source record · source: x402_bazaar
Base	0xf1643bd00d3c071d9a0c12a4e7d3a17e6e19f8a5	Shared address · activity cannot be assigned to this serviceFrom source record · source: x402_bazaar

Sending wallets · observed counterparties

No sending wallet addresses have been retained for this service. Buyer wallets are unknown; daily totals and reported payer counts do not reveal their addresses.

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

Resource 412,532 calls · 0.02 USDC per call —
Agents Trust 14,621 calls · 0.01 USDC per call $162.70
X Pay 6,492 calls · 0.005 USDC per call $6,359.11
Gondola 2,756 calls · 0.01 USDC per call $22,015.50
Onchain SQL (query Base with 2,509 calls · 0.03 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 36,003 services in this category

With a measured call count	27,369 (76.0 %)
With a published price	33,525 (93.1 %)
With attributable inflows	341 (0.9 %)
Observed inflows · 30d	$1,806,045,519.51
Median measured calls	2
Median price per call	$0.01