{"listings_total":4973,"listings_total_basis":"active listings (delisted excluded) probed at least once; a brand-new submission appears within its first probe cycle (~2 min). Listings on ephemeral tunnel hosts (lhr.life, trycloudflare.com, ngrok, loca.lt, serveo.net) are probed and served but excluded from this count, from verified and from hosts_total since 2026-09-05 — see Method changes","hosts_total":1936,"verified":4687,"probes_24h":175317,"probe_pass_rate_24h":0.958697673357404,"probe_pass_rate_24h_basis":"passes / probes in the last 24h, excluding three neutral classes: probes where our own DNS lookup failed (failure_reason dns_lookup_error, recorded since 2026-09-02; before that such failures were counted against the endpoint — see correction #14), and probes where neither an unpaid GET nor an unpaid POST produced a payment challenge (not_payment_gated, since 2026-09-03; a fact about the listing, not a failure of it — see Method changes), and probes where the host answered 403 to our unpaid GET and did not challenge the POST retry either (probe_refused, since 2026-09-05; the same host answers 402 to other clients and to our other probes, so this is a fact about our vantage point, not the listing)","avg_probe_gap_min":41,"paid_verified_listings":676,"paid_verification_attempted":1301,"paid_verification":{"attempted":1301,"delivered":676,"payment_required":1233,"pass_rate_payment_required":0.5482562854825629,"not_applicable":68,"our_limit":33,"last_attempt_at":1788298800,"basis":"each endpoint's latest attempt, dry runs excluded","outcomes":{"delivered":667,"declared_params_unmet":233,"no_payment_required":68,"rejected_400_blind_request":64,"paid_but_status_402":40,"paid_but_status_405":32,"pre_flight_status_429":25,"requires_params_skipped":22,"unparseable_402_quote":17,"settlement_unproven_onchain:local-skip":15,"paid_but_status_401":14,"paid_but_status_400":13,"price_drift":11,"corrected_2026-08-21_chain_verified_body_claim":9,"paid_but_status_422":8,"stale_data":8,"paid_but_status_404":7,"error_Failed to create payment payload: No network/scheme registered for x402 version:":6,"invalid_json":6,"paid_but_status_502":6,"pre_flight_status_503":5,"settlement_unproven_onchain":5,"timeout":4,"quote_above_per_call_cap":3,"empty_body":2,"paid_but_status_403":2,"error_Failed to create payment payload: EIP-712 domain parameters (name, version) are ":1,"error_Failed to create payment payload: No client registered for x402 version: undefin":1,"error_payload":1,"paid_but_status_202":1,"paid_but_status_429":1,"pre_flight_status_400":1,"pre_flight_status_404":1,"pre_flight_status_500":1,"settlement_unproven":1}},"verdict_sales":{"total":2,"last_24h":1,"usd_total":0.01,"basis":"settled purchases of GET /v1/listings/:id/verdict ($0.005 USDC on Base each); rule at /methodology#verdict"}}