Invoice Preflight · PAID MCP TOOL
invoice_preflight_quote
Checks invoice fields and calculations against expected purchase details, then returns evidence and a clear review signal.
When an agent should call it
For UBL XML invoices or complete PDF/image invoices. OCR tiers check the full document up to the selected page limit.
Input: Document type, optional file size and PDF page count
Price: Free per call, paid in USDC via x402 on Base.
MCP connection: one-time setup, then call invoice_preflight_quote on each needed workflow.
Each call requests payment for this tool only. The agent receives a structured result and decides what to do next. Check the limits above before acting on risk, market, freshness, or availability results.
MCP endpoint: https://mcp.dropenginehq.com/api/paid-mcp