Payments & Billing MCP Servers for Grok Build

Pay-per-call tools for AI agents: npm/PyPI safety check, summarize, translate, extract (x402, USDC)

48 pay-per-call tools: search, scraping, PDF, OCR, LLM, crypto, DeFi, SEC. x402 USDC.

Veyline by Payload: agent entitlement and usage reads, signed payment preflights. No funds move.

Read and create Vyfakturuj invoices and contacts: search, number series, payment methods, tags.

FX, funding rates, token cross-rates, weather joins, Solana dossiers, x402 audits. USDC per call.

Unpaid x402 probe: status, latency, payment terms. x402 $0.005 USDC, Base. As is, no warranty.

Audits any URL for HTTP 402 x402 V2 compliance, PAYMENT-REQUIRED headers, Bazaar schema, and MCP.