{"id":"ff7079e2-42a","name":"SML Agent Verify","description":"MCP server for verifying AI-agent proof records and receipts against a public ledger. Paid checks $0.05 per call in USDC on Base via x402. By Script Master Labs LLC.","endpoint_url":"https://scriptmasterlabs.com/agent-verify/mcp","endpoint_canonical":"https://scriptmasterlabs.com/agent-verify/mcp","category":"tools.verification","kind":"api","price_amount":0.05,"price_currency":"USDC","chains":["base"],"request_schema":null,"response_schema":null,"sample_query":null,"facilitator_url":null,"status":"unverified","delisted_reason":null,"origin":"submitted","ephemeral":false,"created_at":1793798850,"updated_at":1793798850,"status_changed_at":null,"embedding_synced_at":1793798851,"score":0,"p50_latency_ms":null,"p95_latency_ms":null,"p99_latency_ms":null,"probe_count":0,"probes_passed":0,"last_ok_at":null,"consecutive_failures":0,"last_probed_at":1794001711,"probe_interval_s":28800,"distinct_payers":0,"x402_version":null,"transport":null,"obs_scheme":null,"accepts_count":null,"accepts_index":null,"obs_network":null,"obs_asset":null,"obs_pay_to":null,"amount_atomic":null,"amount_usd":null,"domain_name":null,"domain_version":null,"observed_at":null,"obs_first_seen_at":null,"price_changed_at":null,"pay_to_changed_at":null,"payto_unstable":false,"payto_distinct_recent":null,"onchain_provider_status":null,"onchain_payto_checked":null,"onchain_checked_at":null,"onchain_last_attempt_at":null,"onchain_provider_error":null,"onchain_source":null,"header_bytes":608,"verified_via":null,"testnet":false,"payment_protocols":[],"mpp_methods":null,"mpp_offers":null,"mpp_note":null,"onchain_payto_shared_listings":null,"onchain_count_capped":false,"onchain_shape":null,"onchain_daily":null,"latest_purchase_delivered":null,"latest_purchase_at":null,"paid_verification_latest":null,"paid_verification":{"verified":false},"has_sample":false,"method_note":null,"paid_verified":false,"paid_verified_at":null,"paid_depth":{"rung":"none","deliveries":0,"span_weeks":0,"first_ok_at":null,"last_ok_at":null,"last_attempt_ok":null,"through_change":false,"first_ok_at_iso":null,"last_ok_at_iso":null},"payto_sentinel":false,"payto_note":null,"evidence_tier":"unproven","evidence_note":"Not yet checked — submitted, awaiting its first probe.","verdict_age_seconds":18895,"probe_tier":"background","next_check_by":1794030511,"next_check_basis":"background tier, re-probed every 8 hours: probe-delisted and inside the 30-day relist window, on a tunnel host, challenge names a testnet, more than 10 neutral probes in a row, or failing more than 50 times in a row; a record past next_check_by is stale by our own rule","last_probed_at_iso":"2026-11-06T21:48:31Z","next_check_by_iso":"2026-11-07T05:48:31Z","status_changed_at_iso":null,"paid_verified_at_iso":null,"probes_failed":0,"onchain_scope":null,"onchain_wallet":{"scope":null,"shared_by_listings":null,"pay_to":null,"tx_count_30d":null,"unique_payers_30d":null,"volume_usd_30d":null},"onchain_tx_count_30d":null,"onchain_unique_payers_30d":null,"onchain_volume_usd_30d":null,"created_at_iso":"2026-11-04T13:27:30Z","updated_at_iso":"2026-11-04T13:27:30Z","embedding_synced_at_iso":"2026-11-04T13:27:31Z","paid_verified_age_days":null,"latest_purchase_age_days":null,"report_outcome":{"how":"POST https://api.nohumans.directory/v1/reports","when":"after you paid this endpoint on Base, whether or not it delivered","body":{"listing_id":"ff7079e2-42a","ok":"JSON boolean: did it deliver what it promised","tx_hash":"your payment's transaction hash on Base","payer_signature":"EIP-191 personal_sign of message_to_sign by the wallet that paid"},"message_to_sign":"nohumans.directory report v1\nlisting_id: ff7079e2-42a\ntx_hash: <tx_hash, lowercase>\nok: <true|false>","distinct_payers_reported":0,"weight":"counts toward ranking once 3+ distinct payers have reported this listing","help":"https://api.nohumans.directory/v1/reports"},"observed":null}