X407

X407 is the monetization and trust operating layer for AI-to-AI systems. Combines challenge logic, proof verification, metering, receipts, compliance, and settlement orchestration. x402 Protocol handles the HTTP 402 payment layer within X407. Gateway provides programmable paid access, route protection, and proof verification. Policy engine handles tiering, geography, route pricing, and partner rules. Metering tracks usage, balances, receipts, and provider revenue intelligence. Compliance generates evidence bundles, audit logs, and exportable trust artifacts. Settlement routes finality across rails.