MCP server exposing paid (x402) and free tools for AI agents — content provenance, quality scoring, and action audit — each backed by Ed25519-signed receipts on Cloudflare Workers.
Everything here was measured by our prober or read from a registry. Nothing is self-reported.
Attributed to the source that supplied each field. Treated as claims, not facts.
No long description beyond the summary.
Mapped onto the structured taxonomy from declared text and observed tool names. Confidence shown for derived entries.
Every source is kept verbatim. Field changes are logged as events.
EN 16931: validate invoice data or a UBL/CII file, emit UBL or CII XML. XRechnung, Peppol. Not PDF.