{"id":"c130bc50-116","name":"api.agent-payload-tools.workers.dev/json-validate","description":"Validate JSON data or an API payload against a compact JSON schema and return deterministic validation results. Check required fields, value types, object structure, and structured agent inputs. Useful as a JSON validator for API responses, request payloads, and schema checks.","endpoint_url":"https://api.agent-payload-tools.workers.dev/json-validate","endpoint_canonical":"https://api.agent-payload-tools.workers.dev/json-validate","category":"compute.tools","kind":"api","price_amount":0.001,"price_currency":"USDC","chains":["base","solana"],"request_schema":null,"response_schema":null,"sample_query":null,"facilitator_url":null,"status":"verified","delisted_reason":null,"origin":"indexed","ephemeral":false,"created_at":1793354208,"updated_at":1793356003,"status_changed_at":1793356003,"embedding_synced_at":1793354209,"score":1,"p50_latency_ms":468,"p95_latency_ms":937,"p99_latency_ms":1132,"probe_count":345,"probes_passed":345,"last_ok_at":1794019742,"consecutive_failures":0,"last_probed_at":1794019742,"probe_interval_s":7200,"distinct_payers":0,"x402_version":2,"transport":"header","obs_scheme":"exact","accepts_count":2,"accepts_index":0,"obs_network":"eip155:8453","obs_asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","obs_pay_to":"0x6B2683F66d35b91ED05a1646c0305b02260B6acB","amount_atomic":"1000","amount_usd":0.001,"domain_name":"USD Coin","domain_version":"2","observed_at":1794019742,"obs_first_seen_at":1793354455,"price_changed_at":null,"pay_to_changed_at":null,"payto_unstable":false,"payto_distinct_recent":1,"onchain_provider_status":null,"onchain_payto_checked":"0x6b2683f66d35b91ed05a1646c0305b02260b6acb","onchain_checked_at":1794018995,"onchain_last_attempt_at":1794018995,"onchain_provider_error":0,"onchain_source":"index","header_bytes":3239,"verified_via":"POST","testnet":false,"payment_protocols":["x402"],"mpp_methods":null,"mpp_offers":null,"mpp_note":null,"onchain_payto_shared_listings":7,"onchain_count_capped":false,"onchain_shape":null,"onchain_daily":[{"day":"2026-10-08","tx":1,"payers":1,"usd":0.001},{"day":"2026-10-10","tx":1,"payers":1,"usd":0.001},{"day":"2026-10-14","tx":1,"payers":1,"usd":0.001},{"day":"2026-10-18","tx":5,"payers":1,"usd":0.009},{"day":"2026-10-19","tx":4,"payers":2,"usd":0.004},{"day":"2026-10-20","tx":1,"payers":1,"usd":0.001},{"day":"2026-10-23","tx":1,"payers":1,"usd":0.001},{"day":"2026-10-25","tx":26,"payers":4,"usd":0.03},{"day":"2026-10-27","tx":2,"payers":1,"usd":0.002},{"day":"2026-10-29","tx":5,"payers":5,"usd":0.005},{"day":"2026-10-30","tx":2,"payers":2,"usd":0.002},{"day":"2026-10-31","tx":2,"payers":2,"usd":0.002},{"day":"2026-11-01","tx":6,"payers":2,"usd":0.006},{"day":"2026-11-02","tx":2,"payers":2,"usd":0.002},{"day":"2026-11-04","tx":1,"payers":1,"usd":0.001}],"latest_purchase_delivered":true,"latest_purchase_at":1793517157,"paid_verification_latest":{"at":1793517157,"delivered":true,"tx_hash":"0xb8b5d84355d62523fe9591a43e9ba421f9d169ebf31e65e165724017ad29cc33","amount_usdc":0.001,"failure_reason":null,"note":"Most recent settled purchase by the nohumans scout; it delivered.","at_iso":"2026-11-01T07:12:37Z","age_days":5},"paid_verification":{"verified":true,"verified_at":1793517157,"tx_hash":"0xb8b5d84355d62523fe9591a43e9ba421f9d169ebf31e65e165724017ad29cc33","amount_usdc":0.001,"schema_validated":null,"note":"Real USDC paid and response inspected by nohumans scout. One-time verification, not continuous.","verified_at_iso":"2026-11-01T07:12:37Z","age_days":5},"has_sample":false,"method_note":"This endpoint does not serve its 402 to a bare GET; the payment challenge was observed on POST with a JSON body. Call it with POST.","paid_verified":true,"paid_verified_at":1793517157,"paid_depth":{"rung":"paid_verified","deliveries":1,"span_weeks":1,"first_ok_at":1793517157,"last_ok_at":1793517157,"last_attempt_ok":1,"through_change":false,"first_ok_at_iso":"2026-11-01T07:12:37Z","last_ok_at_iso":"2026-11-01T07:12:37Z"},"payto_sentinel":false,"payto_note":null,"evidence_tier":"paid_verified","evidence_note":"We paid this endpoint real USDC and confirmed settlement on-chain; the response was inspected.","verdict_age_seconds":868,"probe_tier":"stable","next_check_by":1794026942,"next_check_basis":"stable tier, re-probed every 2 hours: verified with no failure in the last 24 h and no change of terms or status in 7 days, or failing 11 to 50 times in a row; any failure moves it to the watch tier on that probe; a record past next_check_by is stale by our own rule","last_probed_at_iso":"2026-11-07T02:49:02Z","next_check_by_iso":"2026-11-07T04:49:02Z","status_changed_at_iso":"2026-10-30T10:26:43Z","paid_verified_at_iso":"2026-11-01T07:12:37Z","probes_failed":0,"onchain_scope":"wallet-level, NOT this endpoint's: the payTo address is shared by 7 active listings, so these on-chain counts cover all of them; never attribute them to one endpoint or add them across listings","onchain_wallet":{"scope":"wallet-level, NOT this endpoint's: the payTo address is shared by 7 active listings, so these on-chain counts cover all of them; never attribute them to one endpoint or add them across listings","shared_by_listings":7,"pay_to":"0x6b2683f66d35b91ed05a1646c0305b02260b6acb","tx_count_30d":60,"unique_payers_30d":15,"volume_usd_30d":0.068},"onchain_tx_count_30d":60,"onchain_unique_payers_30d":15,"onchain_volume_usd_30d":0.068,"created_at_iso":"2026-10-30T09:56:48Z","updated_at_iso":"2026-10-30T10:26:43Z","embedding_synced_at_iso":"2026-10-30T09:56:49Z","last_ok_at_iso":"2026-11-07T02:49:02Z","observed_at_iso":"2026-11-07T02:49:02Z","obs_first_seen_at_iso":"2026-10-30T10:00:55Z","onchain_checked_at_iso":"2026-11-07T02:36:35Z","onchain_last_attempt_at_iso":"2026-11-07T02:36:35Z","latest_purchase_at_iso":"2026-11-01T07:12:37Z","paid_verified_age_days":5,"latest_purchase_age_days":5,"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":"c130bc50-116","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: c130bc50-116\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":{"checked_at":1794019742,"x402_version":2,"challenge_transport":"header","scheme":"exact","network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x6B2683F66d35b91ED05a1646c0305b02260B6acB","payment_options":2,"accepts_index":0,"extra":{"name":"USD Coin","version":"2"},"amount_atomic":"1000","amount_usd":0.001,"eip712_domain":{"name":"USD Coin","version":"2"},"price_stable_since":1793354455,"price_matches_listing":true,"payto_stable_since":1793354455,"checked_at_iso":"2026-11-07T02:49:02Z","price_stable_since_iso":"2026-10-30T10:00:55Z","payto_stable_since_iso":"2026-10-30T10:00:55Z"}}