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MARKET MONITOR / CATALOGUE Services 83,381 MCP listed 39,664 x402 43,726 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-25 · 2 sources
Task

Wallet Security

12 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.

Sign Guard x402 REST usage

The check before the riskiest moment — signing. Decodes raw unsigned calldata (approve / permit / transfer / setApprovalForAll), shows the exact intent (who gets power over what, and whether it's UNLIMITED), and screens...

402.com.tr Dev & Code 6 calls / 30d checked 2026-10-25
0.06 USDC per call per call

Agent Wallet Audit x402 REST usage

🆕 The complete fund-movement authority on a Base wallet in one call: ERC-20 approvals (a spender you approved can pull the token) PLUS Base Account spend permissions (the agent-era scoped recurring allowance) — one drai...

402.com.tr Crypto & Payments 5 calls / 30d checked 2026-10-25
0.06 USDC per call per call

Spend Permission Auditor x402 REST usage

🆕 Base Account spend permissions let an app or agent spend a scoped, recurring allowance from a wallet — the primitive behind autonomous agent payments on Base. This reconstructs a wallet's ACTIVE spend permissions from...

402.com.tr Crypto & Payments 6 calls / 30d checked 2026-10-25
0.05 USDC per call per call

Approval advisor x402 REST usage

Ranks a wallet's active token approvals by USD-at-risk x unlimited-allowance x unlabelled-spender, and returns a prioritised revoke queue. Approvals are the #1 drain vector; this tells an agent exactly what to revoke fir...

402.com.tr Crypto & Payments 5 calls / 30d checked 2026-10-25
0.05 USDC per call per call

TaxPulse x402 REST usage

Income tax rates by country, corporate tax, capital gains tax, tax residency rules, crypto tax treatment for any jurisdiction. Worldwide guide giving a full tax overview of any country by scenario. Tax intelligence, not...

taxpulse.theaslangroupllc.com Data & Finance 2 calls / 30d checked 2026-10-25
0.1 USDC per call per call

7702 Delegation Check x402 REST usage

🆕 Since Pectra an EOA can carry EIP-7702 delegated code (the 0xef0100 designator): every call to the wallet executes the DELEGATE's contract with the wallet's funds — a malicious delegate is total takeover, invisible to...

402.com.tr Crypto & Payments 6 calls / 30d checked 2026-10-25
0.03 USDC per call per call

Address Poisoning Check x402 REST usage

The address-poisoning attack: a scammer sends dust from an address whose first/last characters match one you really use, hoping you copy-paste the poisoned one. An auto-paying agent is the perfect victim. This compares t...

402.com.tr Crypto & Payments 5 calls / 30d checked 2026-10-25
0.03 USDC per call per call

wren-guard Pro x402 REST usage

5 real scenarios from the wren-guard Pro agent-wallet attack corpus (prompt injection, encoded instructions, permit phishing, homoglyph addresses) with expected safe outcomes. Use when you want to red-team your agent's w...

wren-guard-pro.wrenonbase.workers.dev Crypto & Payments 10 calls / 30d checked 2026-10-25
0.01 USDC per call per call

presign-guard x402 REST usage

Is this transaction, approval or signature safe to sign? Check it before your AI agent or wallet signs it: pre-sign verdict (green/orange/red + reason codes) for EVM transactions, token approvals and Permit/Permit2/EIP-3...

presign-guard.onrender.com Crypto & Payments 10 calls / 30d checked 2026-10-25
0.01 USDC per call per call

TxSim Decoder x402 REST usage

Decode raw EVM calldata into a named function, signature and arguments, plus security risk flags (unlimited token approval, setApprovalForAll, ownership transfer, unknown selector, native value transfer). Keyless, determ...

simulate.cyberwarex.com Dev & Code 49 calls / 30d checked 2026-10-25
0.002 USDC per call per call

Wren Pre-sign Check x402 REST usage

Pre-sign check for agent wallets. Use when your agent is about to sign a transaction or EIP-712 message: send to and data (or typedData, or untrusted text) and get block, review or allow, with decoded calldata and findin...

wren-presign-check.wrenonbase.workers.dev Crypto & Payments 2 calls / 30d checked 2026-10-25
0.01 USDC per call per call

SignCheck by AgentGate x402 REST usage

Offline transaction and signature safety check API for crypto wallets. Offline pre-sign check (no RPC, fast): decodes a transaction, EIP-712 typed data (Permit, Permit2, EIP-3009), an EIP-7702 authorization or an x402 40...

api.youraitools.co Crypto & Payments 3 calls / 30d checked 2026-10-25
0.005 USDC per call per call

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