"author:dmytro-portianka-ddddd" matching MCP servers:

Enables an MCP client to ask whether a purchase is affordable and receive an auditable, deterministic YES/NO verdict backed by an append-only ledger, and to attempt a real governed checkout that returns a structured decline without creating a PayPal order when the answer is NO. It surfaces committed-payment headroom and essential-lane exceptions so agents can gate spending before money moves.