Format check

x402 resource x402 REST

agent-guard.annushka1190.workers.dev · agent-guard.annushka1190.workers.dev · Crypto & Payments

Provider site ↗

Regex-only structural check: confirms 0x + 40 hex characters for EVM, or 32-44 char base58 for Solana. No checksum computed, no RPC call made. Use as a cheap pre-filter before the full checksum check at /v1/address/validate.

Price per call 0.001 USDC per call published unit: per call

Calls · 30d — not reported by any source

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 34 other service(s); the volume cannot be attributed to one of them.

Observed inflows · last 30 days

No inflow observed in this window

The payout address is also published by 34 other service(s); the volume cannot be attributed to one of them.

Observed inflows by window for Format check.
Window	Observed	Transfers
Last complete day (2026-11-03)	—	—
Last 7 days	—	—
Last 30 days	—	—
Growth, 7d against the 7 before	not comparable

Source: on-chain transfer scan (USDC on Base) Window: 2026-10-05 → 2026-11-03 Scanned: 30/30 days Sample: 0 days with a measurement First seen: never Last update: 2026-11-03

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 Format check.
Network	Full wallet address	Evidence
Base	0x4f4c15d9bd7c796a9f9b769b78323ea3e0054104	Shared address · activity cannot be assigned to this serviceFrom source record · source: payai

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

Agents Trust 14,582 calls · 0.01 USDC per call $250.00
X Pay 5,864 calls · 0.005 USDC per call $10,067.80
Gondola 5,128 calls · 0.01 USDC per call $9,011.41
Onchain SQL (query Base with 943 calls · 0.04 USDC per call —
Tech Detect 700 calls · 0.005 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 32,451 services in this category

With a measured call count	25,714 (79.2 %)
With a published price	30,173 (93.0 %)
With attributable inflows	313 (1.0 %)
Observed inflows · 30d	$649,933.13
Median measured calls	2
Median price per call	$0.01