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RWA risk gate: score a TOKENIZED ASSET (treasury, stock, credit) BEFORE an agent buys it. POST {target:{payto_address:<…

Buyer-side payment firewall: should THIS agent make THIS payment now? Where /api/assess vets the seller, this vets the …

Same input as /api/assess, but returns a trimmed action-oriented view: the allow/limit/deny decision plus a wallet-read…

402shield

Source: MCP Registry · Finance · inferred · Security & proof · inferred

Registry record: io.github.MitchSingh/402shield

x402 payment security and pre-execution transaction risk screening for autonomous AI agents.

Daily euro FX reference rates from the European Central Bank. ?base (default EUR), ?quote for a single rate, ?date=YYYY…

Compute cryptographic hashes / checksums of a string or of raw bytes (base64). Returns lowercase hex for each requested…

Resolve a Basename or ENS name to an address, or an address to its primary name. Pass ?name=402utils.base.eth (name→add…

402xAgent: probe of a public URL (blocks private, loopback and link-local addresses on every redirect hop) for an x402 …

Before your agent sends ETH/USDC to any base address: check whether it is safe. Returns contract-vs-wallet, native bala…

A pay / review / do-not-pay verdict before sending funds on base: contract-vs-wallet, funding, USDC balance, activity a…

Complete wallet snapshot in one call: native ETH balance (wei + human) + USD, USDC balance, nonce/activity and whether …

Native ETH balance (and live USD value) for any base address.