dev.workers.moneytools.x402-pay-precheck/pay-precheck

up checked 2026-11-11T00:38:31.276Z

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Publisher-provided title

x402 agent toolkit: service finder, payment safety, Solana & web tools

Publisher-provided description

x402 tools: service finder, payment precheck/verify, Solana mint check, web-to-Markdown

Summary by lookupd

Lets agents check x402 payments, EVM and Solana token safety, swap quotes, ENS and email validity, and read web pages as Markdown.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http pay-precheck https://x402-pay-precheck.moneytools.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add pay-precheck --url https://x402-pay-precheck.moneytools.workers.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "pay-precheck": {
      "url": "https://x402-pay-precheck.moneytools.workers.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (showing 30 of 128)

Publisher-provided text

• x402_market_snapshot Paid ($0.001 USDC on Base via x402 over MCP), read-only, no arguments: snapshot of MoneyTools' live-probed x402 API index — size, live share, endpoints by netwo
• x402_recommend Find which x402 paid service to call for a task. Returns endpoints ranked by relevance and live liveness (unpaid probe returned valid x402 terms, payTo OFAC-scr
• x402_precheck Before paying an x402 endpoint: fetch it, validate its HTTP 402 payment requirements (scheme, network, payTo, amount, asset) and screen payTo against the OFAC S
• x402_verify_settlement Verify an on-chain USDC settlement: tx hash on network (base, base-sepolia, polygon, arbitrum, avalanche, bsc) paid amount to payTo. Returns verdict valid|inval
• x402_gateway_plan Before paying an x402 seller through the non-custodial MoneyTools Pay Gateway: prechecks the seller (valid x402 terms, OFAC-screened payTo) and returns the gate
• solana_mint_check Rule-based safety check of a Solana SPL / Token-2022 mint: mint & freeze authority, permanent delegate, transfer hook/fee, pausable, default-frozen, largest-hol
• web_read_markdown Fetch a public web page and return clean Markdown (title, headings, links, lists, code) with a sha256 of the content. Respects robots.txt, public pages only, 1h
• email_check Validate an email address without sending mail or SMTP probing: syntax, domain exists, MX / null-MX, SPF, DMARC, disposable domain (10k+ list), role account, fr
• swap_quote Get a best-price token swap quote on one EVM chain (KyberSwap aggregator) or a cross-chain bridge quote (LI.FI, fallback Relay; set toChain). Returns expected a
• x402_find_endpoint Find which live x402 paid API to call for a need (e.g. 'transcribe audio', 'web search', 'token price'), ranked by relevance and measured seller reputation (upt
• allowance_setup For a human who wants to give their AI agent money but does not know crypto: returns a tailored 3-step plan (zh-TW or English) - 1) create their own non-custodi
• list_swap_tokens List the chains, chain ids, native tokens and token symbols accepted by swap_quote. Free.
• plan_buy Free: returns price, coverage, fair-use cap and the exact x402 URL to buy the monthly plan (1 USDC once via x402 = 30 days of all paid MoneyTools tools, 1,000 c
• plan_status Free: status of your MoneyTools API key: monthly-plan expiry, calls used today vs the 1,000/day fair-use cap, or remaining prepaid credits. Uses the X-API-Key h
• token_safety_check Before buying an ERC-20: simulates USDC→token→USDC with aggregator quotes and reads the contract (owner, proxy, paused, supply). Flags no-sell-route (honeypot p
• address_profile Profile an EVM address or ENS name across Ethereum, Base, Arbitrum, Optimism, Polygon, BSC, Avalanche: EOA vs contract vs EIP-7702 delegated, nonce, native bala
• ens_resolve Resolve an ENS name to an address (+ url/avatar/twitter/github records, optional L2 addresses), or an address to its primary ENS name with forward verification.
• gas_compare Current gas on 7 EVM chains: base fee, priority fee, suggested maxFee, and the native-token cost of a transfer, ERC-20 transfer, approve and DEX swap. Among ETH
• erc20_info Name, symbol, decimals, total supply, owner, paused, upgradeable-proxy detection and (optional) a holder's balance for any ERC-20. Free: 10 calls/day; then $0.0
• allowance_revoke_plan Find risky ERC-20 approvals for a wallet (default: common tokens × 20 well-known routers/spenders, or your own lists) and get UNSIGNED approve(spender,0) revoke
• tx_explain Explain a transaction in plain words: status, fee in USD, decoded method and arguments, token/NFT transfers, approvals (incl. unlimited / setApprovalForAll), ot
• calldata_decode Decode raw EVM calldata before signing: function name and typed arguments via the open Sourcify signature DB (or your ABI / signature), plus a plain-language me
• contract_abi Fetch a verified contract's ABI from Sourcify (open data) with proxy resolution: implementation ABI merged, function and event signature lists. Free: 10 calls/d
• signature_verify Verify a personal_sign message or EIP-712 typed-data signature against an address, including smart-contract wallets (ERC-1271 / ERC-6492). Free: 10 calls/day; t
• typed_data_risk Before an agent signs EIP-712 data: identifies Permit / Permit2 / EIP-3009 (x402) / Seaport / CoW / delegation messages, explains them in one sentence and flags
• x402_validate Lint any x402 paid endpoint like a client would: 402 status, PAYMENT-REQUIRED header decode, CAIP-2 network, integer amount, payTo/asset, EIP-712 domain extra,
• http_inspect Fetch a URL and report status, redirect chain, latency, size, cache headers, CORS, parsed rate-limit headers (RateLimit-*, X-RateLimit-*, Retry-After) and a sec
• url_metadata Title, description, canonical, language, favicon, Open Graph + Twitter card, JSON-LD types, feeds, word count and what's missing for link previews. Metadata onl
• dns_lookup A/AAAA/CNAME/MX/TXT/NS/CAA (or chosen types) via DNS-over-HTTPS, DNSSEC flag, SPF/DMARC/DKIM detection and common misconfigurations. Free: 10 calls/day; then $0
• domain_rdap Registrar, creation/expiry dates, age in days, status codes, nameservers and DNSSEC from RDAP; flags very new domains (phishing signal) and near expiry. Free: 1

Changes

Newest first, as lookupd saw them

• 2026-11-11: version 2.1.0 → 2.11.5
• 2026-11-11: description changed

Details

• Version: 2.11.5
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 506 ms
• First indexed: 2026-11-03T06:17:31.049Z
• Last seen in registry: 2026-11-11T12:17:22.881Z
• Website: https://x402-pay-precheck.moneytools.workers.dev/llms.txt

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