io.github.spendpreflight/spendpreflight

up checked 2026-11-11T11:39:13.915Z

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Publisher-provided title

SpendPreflight

Publisher-provided description

Preflight x402 payments. Base ERC-8004 agent #1151628; wallet binding verified Nov 3, 2026.

Summary by lookupd

Screens x402 payments, payees, tokens and endpoints for risk before signing, and exposes receipts and wallet statements for Base USDC.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http spendpreflight https://api.spendpreflight.com/mcp

Codex, remote (streamable-http)

codex mcp add spendpreflight --url https://api.spendpreflight.com/mcp

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

{
  "mcpServers": {
    "spendpreflight": {
      "url": "https://api.spendpreflight.com/mcp"
    }
  }
}

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

Tools (17 tools)

Publisher-provided text

• preflight_payment Use when you are about to sign an x402 payment for allow, hold or block, reasons and a signed decision receipt. Covers payee sanctions screening, spending rules
• check_payee Use when you need standalone payee screening without a payment decision. Payee risk check. Screens a payee wallet address and name against the OFAC SDN sanction
• lint_endpoint Use when you sell via x402 and want a free check of your public payment challenge. Free x402 Lint by SpendPreflight. Includes a free passive Security Check summ
• check_token Use when you need a bounded Base token assessment with explicit unassessed areas. Base contract safety signals from bounded public-chain reads and OFAC. Basic:
• payment_receipt Use when you need a signed observation of an existing Base USDC transfer. Verify a native Base USDC transfer by tx_hash (optional log_index), or exact pay_to +
• get_service_info Use when you need more tools: browse Buyers, Sellers, Books and Data APIs, prices, rules and examples. If you have a payment challenge, call preflight_payment d
• verify_payee_binding Use when a seller advertises an ERC-8004 identity and you need an ERC-8478 Draft wallet-binding observation. ERC-8478 Draft payee verification: endpoint origin
• quote_check Use when you need an exact quote compared with cached public price and recipient evidence. Compare a supplied x402 quote with the latest comparable cached publi
• listing_guard Use when you need a detailed public listing metadata check. Bazaar Listing Guard: CDP technical validation plus a bounded heuristic metadata screen for agent-di
• check_listing Use when an existing integration calls the listing_guard compatibility alias. Compatibility alias of listing_guard for existing clients. Prefer listing_guard fo
• security_check Use when you need the full passive evidence from a current complete saved Lint report. x402 Security Check (Lint Pro). Detailed passive findings and source-link
• seller_index Use when you need sellers from the existing cached public catalog. Search cached public x402 sellers. First three matches free; up to12 cost0.01 USDC only with
• domain_auth Use when you need public DNS email-authentication observations for a domain. Observe a public domain’s MX, SPF, direct DMARC record, supplied DKIM selectors and
• check_endpoint Use when you need cached public endpoint evidence. Cached x402 endpoint observations, operated by SpendPreflight. Returns a transparent score (or unknown), its
• wallet_statement Use when you need a reconciled Base USDC statement for a bounded UTC window. Export native Base USDC wallet transfers as JSON or CSV for a past range up to 90 d
• find_rv_stations Use when you need nearby RV stations from the dated FillPoint snapshot; see Data APIs. Nearest RV dump/water stations from FillPoint RV's dated September 17, 20
• size_solar Use when you need solar energy arithmetic from supplied assumptions; see Data APIs. Off-grid PV energy-balance estimate based on Wattpath by Nomad Energy Club.

Details

• Version: 1.2.0-metadata.8
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 634 ms
• First indexed: 2026-11-01T09:56:00.060Z
• Last seen in registry: 2026-11-04T20:17:22.774Z
• Repository: https://github.com/spendpreflight/spendpreflight-js
• Website: https://spendpreflight.com

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