
An MCP server for AI payment agents that checks transaction counterparties, tokens, account history, blocklists, and payment-generating text before execution, returning machine-readable allow, warn, or block verdicts.
Prices and medians update for the tier you select.
Ranked by how closely each one matches Guardian QA's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.