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MARKET MONITOR / CATALOGUE Services 86,883 MCP listed 39,685 x402 47,214 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources
Task

Pre Payment Check

7 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

Verdix Address Risk (standard) x402 REST usage

Verdix standard ($0.10): call before larger or repeated payments to an EVM address on Base, when an address-age read is not enough. Sanctions, scam/phishing lists, address poisoning and contract/deployer signals, plus on...

api.verdixapi.com Crypto & Payments 6 calls / 30d checked 2026-10-26
0.1 USDC per call per call

Verdix Address Risk (quick) x402 REST usage

Verdix quick ($0.02): call before an agent pays or sends funds to an EVM address on Base, e.g. an x402 payTo, a withdrawal or a pasted address. Checks OFAC sanctions, scam/phishing lists, live address poisoning, contract...

api.verdixapi.com Crypto & Payments 9 calls / 30d checked 2026-10-26
0.02 USDC per call per call

Verdix Address Risk (lite) x402 REST usage

Verdix lite ($0.01): call before an agent sends funds to an unfamiliar EVM address on Base, when cost matters most. Checks OFAC sanctions, scam/phishing lists, address poisoning, phishing tokens and flagged deployers. A...

api.verdixapi.com Security 15 calls / 30d checked 2026-10-26
0.01 USDC per call per call

402api Seller Check x402 REST usage

Call before paying an unfamiliar x402 endpoint, or to pick between providers. $0.02, usually <1 s plus one probe: live unpaid probe (status, latency, TLS, PAYMENT-REQUIRED decoded and sanity-checked), seller reputation f...

tokencheck.402api.dev Crypto & Payments 4 calls / 30d checked 2026-10-26
0.02 USDC per call per call

Wallet Safety Checks x402 REST usage

Is it safe to pay this address? One check before sending or accepting crypto: OFAC SDN sanctions screen, wallet age, EOA or contract, first funder and recent large transfers on Base, Ethereum, Arbitrum, Optimism or Polyg...

onchaincheck.dev Crypto & Payments 2 calls / 30d checked 2026-10-26
0.02 USDC per call per call

402xAgent x402 REST usage

402xAgent: probe of a public URL (blocks private, loopback and link-local addresses on every redirect hop) for an x402 PAYMENT-REQUIRED challenge. Never pays the target. $0.02 USDC on Base after 5 free checks per UTC day...

api.402xagent.com Crypto & Payments 1 calls / 30d checked 2026-10-26
0.02 USDC per call per call

Wallet Safety Checks x402 REST usage

Is this address sanctioned? Screens a crypto address against the US Treasury OFAC SDN list's published digital currency addresses (ETH, USDC, USDT, XBT, SOL, TRX and others): the listed entity, programs and listing date...

ca-tax-api-mainnet.lxtap.workers.dev Crypto & Payments 2 calls / 30d checked 2026-10-26
0.005 USDC per call per call

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