{"canonical":"https://ontarioprotocol.com/listings","count":14,"generated_at":"2026-07-31T07:33:28.845079Z","schema":"ontario.x402_listing_directory.v1","services":[{"agent_pay_visibility":"eligible_for_strict_discover","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","buyer_catalog_eligible":true,"buyer_catalog_status":"ready_for_first_settlement","category":"agent","description":"Verify an x402 endpoint before an AI agent pays. This x402 paid API verification service and AI-agent tool runs a fresh payment preflight for an autonomous agent: inspect the live HTTP 402 challenge, payTo address, price, Base USDC network and asset, manifest readiness, buyer budget, and spend policy. Returns ALLOW or DENY with reasons, a report ID, settlement metadata, and a settlement-backed SHA-256 evidence receipt. Run free can-pay and readiness checks first. 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Strict /discover defaults to ready-grade evidence; close, needs_work, and pending listings require remediation before agent payment decisions."}