Mmcp.market

Invoice Preflight x402 MCP server

by Ahmet11159·io.github.Ahmet11159/invoice-preflight·v1.0.0
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Checks UBL invoices against purchase details and recalculates totals. $0.05 USDC per call on Base.

C67/100grade C
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Safety scan
C67/100

full report

Adoption
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If you have run it, two minutes of your experience saves the next person an afternoon.

Invoice Preflight x402 MCP tools (1)

write = sends, deletes, buys or posts
  • invoice_preflightFree

    Paid invoice check ($0.065 USDC on Base): verified UBL Invoice XML only. PDF/image OCR is not offered until the provider passes a live check. Returns evidence, amount checks and match/discrepancy/needs_review. No payment or bookkeeping action is taken.

Public scan report

scanner v0.1.9 · 2026-09-23 · same rubric, same numbers if you re-run it

no findings
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 529ms20/20
  • Tool poisoning1 tool descriptions checked15/15
  • Auth qualityopen endpoint, read-only tools10/15
  • Maintenancerepository not readable: repo not found3/15
  • Maintainer identityno repository or website to verify2/10
Overall 67/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Install directly

claude mcp add --transport http invoice-preflight https://mcp.dropenginehq.com/api/paid-mcp
Add to Cursor

Invoice Preflight x402 MCP: common questions

Is Invoice Preflight x402 MCP server safe?
With care: it is graded C, so read the findings first (67/100). Read the Invoice Preflight x402 MCP safety report
How do I install Invoice Preflight x402 MCP?
It runs remotely at mcp.dropenginehq.com. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.
Does Invoice Preflight x402 MCP need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Invoice Preflight x402 MCP maintained?
The latest release is v1.0.0.
Is Invoice Preflight x402 MCP up?
100% of our last 2 checks got an answer. We check remote servers about four times a day.
What can I use instead of Invoice Preflight x402 MCP?
Servers from other publishers that do the same job: Blockrun MCP server, Agent402.Tools: pay-per-call web tools MCP server and FiatDock MCP server. Compare all Invoice Preflight x402 MCP alternatives.

Alternatives to Invoice Preflight x402 MCP

Same job from other publishers: the closest match first, then the best rated.

All Invoice Preflight x402 MCP alternatives →
  • Blockrun
    Web search, deep research, prediction markets & crypto data for AI agents. Pay per call via x402.
    B
  • Agent402.Tools: pay-per-call web tools
    Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, free via PoW or card credits
    A
  • FiatDock
    MCP marketplace: AI agents buy services from other agents per call in USDC, plus a bank cash-out
    B
  • Stelar Signals
    Crypto market signals and portfolio telemetry. 6 tools pay-per-call in USDC, no API key.
    A
  • Signalfuse
    11 tools: crypto signals, sentiment, macro regime, arena, search, exec. x402 pay-per-call.
    B
Invoice Preflight x402 MCP vs BlockrunInvoice Preflight x402 MCP vs Agent402.Tools: pay-per-call web toolsInvoice Preflight x402 MCP vs FiatDock

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