{"asset":"USDC","description":"Discovery index for nsgoods \u2014 the verifiable trust layer for AI agents. Every paid answer is ECDSA-signed and hash-chain provable, so an agent can verify authenticity before trusting it. This hub does NOT take payments \u2014 each service is paid per call in USDC on Base at its own manifest below, with a free preview on each.","name":"nsgoods x402 services","network":"eip155:8453","services":[{"asset":"USDC","baseUrl":"https://signals.nsgoods.org","category":"markets","description":"Signed & provable market signals \u2014 BUY/SELL/HOLD + confidence for Kraken pairs.","manifestUrl":"https://signals.nsgoods.org/.well-known/x402","name":"Kraken Crypto Signals","network":"eip155:8453","priceHint":"$0.01","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://trust.nsgoods.org","category":"agent-infra","description":"Verify any agent \u2014 ERC-8004 reputation / trust scores (0-100), signed, for agent-to-agent decisions.","manifestUrl":"https://trust.nsgoods.org/.well-known/x402","name":"Agent Trust Oracle","network":"eip155:8453","priceHint":"$0.005","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://regime.nsgoods.org","category":"markets","description":"Deterministic, signed market regime (TREND_UP/DOWN/CHOP/RISK_OFF) + strategy spec.","manifestUrl":"https://regime.nsgoods.org/.well-known/x402","name":"CMC Regime Skill","network":"eip155:8453","priceHint":"$0.01","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://schema.nsgoods.org","category":"web/GEO","description":"Verifiable web / GEO trust score (0-100) for any page: can AI answer engines quote it?","manifestUrl":"https://schema.nsgoods.org/.well-known/x402","name":"Extractability Oracle","network":"eip155:8453","priceHint":"$0.01","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://solar.nsgoods.org","category":"open-data","description":"Signed reference data \u2014 US 50-state plug-in / balcony solar legality (CC BY 4.0).","manifestUrl":"https://solar.nsgoods.org/.well-known/x402","name":"Solar Legality Oracle","network":"eip155:8453","priceHint":"$0.005","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://trust.nsgoods.org","category":"agent-infra","description":"Signed OFAC sanctions + malicious-address screening for any EVM or Solana address \u2014 negative-evidence risk signals for counterparty / payment decisions.","manifestUrl":"https://trust.nsgoods.org/.well-known/x402","name":"Agent Screening","network":"eip155:8453","priceHint":"$0.005","settlement":"Base \u00b7 USDC"},{"asset":"USDC (SPL)","baseUrl":"https://sanctions.nsgoods.org","category":"agent-infra","description":"Signed multi-chain OFAC SDN exact-address screening (live counts: sanctions.nsgoods.org/health). Free signed preview. Settles on Solana in USDC (not Base).","manifestUrl":"https://sanctions.nsgoods.org/.well-known/x402","name":"Sanctions Screening Oracle","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","priceHint":"$0.005","settlement":"Solana mainnet \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://payable.nsgoods.org","category":"agent-infra","description":"Checks whether an x402 endpoint can actually settle: reachable, well-formed 402, and (for Solana/SPL) whether the destination token account (ATA) exists on-chain. Signed verdict, free preview.","manifestUrl":"https://payable.nsgoods.org/.well-known/x402","name":"x402 Payability Check","network":"eip155:8453","priceHint":"$0.005","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://x402.nsgoods.org/settle","category":"agent-infra","description":"Signed Solana settlement verification: did this transaction credit that amount to that payee? Finalized-mainnet verdict (VERIFIED / REFUTED / UNCONFIRMED / NOT_FOUND) with a per-field breakdown. Free signed preview.","manifestUrl":"https://x402.nsgoods.org/settle/schema/settle_v1.schema.json","name":"Solana Settlement Verification","network":"eip155:8453","paidRoute":"https://x402.nsgoods.org/settle","previewUrl":"https://x402.nsgoods.org/settle/preview","priceHint":"$0.01","schemaUrl":"https://x402.nsgoods.org/settle/schema/settle_v1.html","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://x402.nsgoods.org/preflight","category":"agent-infra","description":"One signed call, three independent checks of one address: payability, OFAC sanctions, and ERC-8004 trust, each its own signed sub-result with no aggregate score. Composite envelope, free signed preview.","manifestUrl":"https://x402.nsgoods.org/preflight/schema/preflight_v3.schema.json","name":"Preflight Composite","network":"eip155:8453","paidRoute":"https://x402.nsgoods.org/preflight","previewUrl":"https://x402.nsgoods.org/preflight/preview","priceHint":"$0.015","schemaUrl":"https://x402.nsgoods.org/preflight/schema/preflight_v3.html","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://x402.nsgoods.org/watchdog","category":"agent-infra","description":"Signed monitoring of any x402 endpoint: EIP-191-signed alerts when it goes unreachable, its payability verdict degrades, or its declared payTo / networks / asset changes. One paid call is a 30-day subscription for one endpoint at $5; free tier is one endpoint per verified channel (email or webhook).","manifestUrl":"https://x402.nsgoods.org/watchdog/schema/watchdog_v1.schema.json","name":"Watchdog","network":"eip155:8453","paidRoute":"https://x402.nsgoods.org/watchdog/register/paid","previewUrl":"https://x402.nsgoods.org/watchdog/preview","priceHint":"$5.00","schemaUrl":"https://x402.nsgoods.org/watchdog/schema/watchdog_v1.html","settlement":"Base \u00b7 USDC"},{"asset":"USDC","baseUrl":"https://sanctions.nsgoods.org/screen-multi","category":"agent-infra","description":"Signed four-list sanctions screening (OFAC, UN, EU, UK Sanctions List (FCDO)) \u2014 per-list matched/clear + that list's version date in one signed verdict, with explicit list_health (a stale or unavailable feed is reported, never a silent clear). Dual-rail USDC on Base or Solana. Free signed preview.","manifestUrl":"https://sanctions.nsgoods.org/screen-multi/preview","name":"Multi-List Sanctions Screening","network":"eip155:8453","paidRoute":"https://sanctions.nsgoods.org/screen-multi","previewUrl":"https://sanctions.nsgoods.org/screen-multi/preview","priceHint":"$0.01","settlement":"Base \u00b7 USDC"}],"x402Version":2}