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Service Protocol Price Category Health Latency Source
Document Consistency Check: Find Contradictions — skill file for AI agents (AISkills402) https://api.aiskills402.com/v1/skills/document-consistency-check/file x402 $0.05 ai/agent-skills healthy 255ms bazaar
Domain Age https://netintel.dev/domain-age/check x402 $0.03 data/whois healthy 291ms bazaar
Domain Age — via FiatDock Marketplace https://fiatdock.com/s/svc_9e0f3964-ef82-4e29-a5fd-a3cf3bdd0150 x402 $0.01 tools healthy 62ms self-registered
Domain Appraise https://netintel.dev/domain-appraise/estimate x402 $0.03 data/whois healthy 340ms bazaar
Domain Availability https://netintel.dev/domain-availability/check x402 $0.01 data/whois healthy 319ms bazaar
Domain Due Diligence https://netintel.dev/domain-due-diligence x402 $0.20 data/network-intelligence healthy 341ms bazaar
Domain Intel — FiatDock https://fiatdock.com/v1/domain/intel x402 $0.0045 data healthy 210ms bazaar
Domain Report https://netintel.dev/domain-report/analyze x402 $0.10 data/network-intelligence healthy 520ms bazaar
Domain Vendor Risk https://netintel.dev/domain/vendor-risk x402 $0.10 data/whois healthy 509ms bazaar
Domain Vet https://netintel.dev/domain/vet x402 $0.20 data/whois healthy 402ms bazaar
Domain WHOIS & DNS Lookup https://api.kadec0.xyz/v1/domain-info x402 $0.02 data/whois healthy 304ms bazaar
Domain Watch https://netintel.dev/domain/watch x402 $0.0050 data/whois healthy 338ms self-registered
Domain or IPv4 threat-indicator check against ThreatCluster's 30-day high-confidence IOC feed https://api.ransomware-tracker.com/v1/indicator-check x402 $0.01 tools/security healthy 779ms bazaar
Domain security grade A-F with a per-category breakdown https://api.orioncmd.com/v1/domain-grade x402 $0.03 tools/security healthy 292ms bazaar
Domain threat check: IOC feed match (name + resolved IPs) and ransomware leak-site claims https://api.orioncmd.com/v1/threat-check x402 $0.02 tools/security healthy 174ms bazaar
Dorothy Witness — Verify Before Retry — via FiatDock Marketplace https://fiatdock.com/s/svc_c0d8a5f6-b4ec-44d8-b57b-aee9b6db9ac2 x402 $0.0050 developer healthy 127ms self-registered
Download one UTC day of trade-flow candles per venue https://api.marketintelligenceapi.com/api/v1/datasets/:symbol x402 $0.02 data/markets healthy 201ms bazaar
Draft a payment reminder email (friendly, firm or final notice) https://api.paidpilot.io/v1/reminder-draft x402 $0.01 tools/finance healthy 740ms bazaar
Drug Shortages https://payai.agentstools.dev/drug/shortages x402 $0.0080 data/public-data healthy 536ms self-registered
Due date, status and early-pay discount for payment terms https://api.paidpilot.io/v1/payment-terms x402 $0.01 tools/finance healthy 918ms bazaar
E-Commerce Agent-Readiness Audit (Schema + AEO) https://agents.varsity54.com/audit x402 $1.50 tools/seo healthy 554ms self-registered
ENS resolve and reverse lookup (Rooms by Aurmada) https://rooms.aurmada.com/x402/v1/ens x402 $0.0020 tools/utilities healthy 403ms bazaar
EP Validate — Achilles AgentIAM https://achillesalpha.onrender.com/x402/validate x402 $0.01 agent-iam healthy 392ms self-registered
ERC-20 Token Info https://netintel.dev/token/info x402 $0.02 finance healthy 329ms self-registered
ERC-20 token facts (Rooms by Aurmada) https://rooms.aurmada.com/x402/v1/onchain/token x402 $0.0030 tools/security healthy 428ms bazaar
ERC20 balance of any wallet on Base, Ethereum, Arbitrum or Optimism (USDC by def... https://138-197-15-135.sslip.io/v1/base/erc20-balance x402 $0.0025 crypto/wallet healthy 405ms bazaar
ETH Balance — FiatDock https://fiatdock.com/v1/chain/eth-balance x402 $0.0010 crypto/wallet healthy 145ms bazaar
ETH Mainnet Token Verdict https://api.arysphere.com/v1/ventures/x402_q_verdict_v1/eth_mainnet_token_verdict x402 $0.01 crypto healthy 1093ms self-registered
ETH Mainnet Token Verdict https://api.arysphere.com/v1/ventures/x402_q_verdict_v1/eth_mainnet_token_verdict MPP $0.01 crypto healthy 1093ms self-registered
ETH Mainnet Token Verdict Preview https://api.arysphere.com/v1/ventures/x402_q_verdict_v1/eth_mainnet_token_verdict_preview x402 $0.0020 crypto healthy 1208ms self-registered
ETH Mainnet Token Verdict Preview https://api.arysphere.com/v1/ventures/x402_q_verdict_v1/eth_mainnet_token_verdict_preview MPP $0.0020 crypto healthy 1208ms self-registered
EU B2B invoice pre-check https://spain-agent-toolkit.spain-agent-toolkit.workers.dev/v1/eu/invoice/precheck?vatNumber=DE811569869&iban=DE89370400440532013000&issueDate=2026-11-02&paymentTermDays=30 x402 $0.01 finance healthy 436ms self-registered
EU B2B invoice pre-check https://es.redtapeapi.com/v1/eu/invoice/precheck?vatNumber=DE811569869&iban=DE89370400440532013000&issueDate=2026-11-02&paymentTermDays=30 x402 $0.01 finance healthy 949ms self-registered
EU B2B invoice pre-check (batch) https://spain-agent-toolkit.spain-agent-toolkit.workers.dev/v1/eu/invoice/precheck/batch x402 $0.0050 finance healthy 395ms self-registered
EU B2B invoice pre-check (batch) https://es.redtapeapi.com/v1/eu/invoice/precheck/batch x402 $0.0050 finance healthy 629ms self-registered
EU VAT Validation https://skowron-compliance-gateway.mattskowronis.workers.dev/v1/vat x402 $0.01 compliance/eu healthy 707ms self-registered
EU VAT number validator (VIES) https://spain-agent-toolkit.spain-agent-toolkit.workers.dev/v1/eu/vat/validate?vat=IE6388047V x402 $0.0030 validation healthy 266ms self-registered
EU day-ahead electricity prices https://spain-agent-toolkit.spain-agent-toolkit.workers.dev/v1/eu/electricity/day-ahead?zone=DE-LU x402 $0.0020 energy healthy 220ms self-registered
EU day-ahead electricity prices https://es.redtapeapi.com/v1/eu/electricity/day-ahead?zone=DE-LU x402 $0.0020 energy healthy 997ms self-registered
EVM Transaction Explainer https://agent.pocket.network/v1/tx-explain MPP $0.0050 blockchain/data healthy 112ms self-registered
EVM Transaction Explainer (x402) https://agent.pocket.network/v1/tx-explain x402 $0.0050 blockchain/data healthy 112ms bazaar
EVM address type check: EOA or contract, ERC-20/721/1155, Safe multisig, proxy (6 chains) https://ai-policy-kit.moneymaker-ai.workers.dev/api/address-info x402 $0.0020 crypto healthy 130ms self-registered
EVM transaction decoder: method, decoded events, swaps, token flows, revert reason (8 chains) https://ai-policy-kit.moneymaker-ai.workers.dev/api/tx-decode x402 $0.0030 crypto healthy 579ms self-registered
Earnings date and last quarters https://api.marketintelligenceapi.com/api/v1/earnings/:symbol x402 $0.01 finance/equity-fundamentals healthy 354ms bazaar
Email Auth https://netintel.dev/email-auth x402 $0.0020 email healthy 278ms bazaar
Email Check — FiatDock https://fiatdock.com/v1/email/check x402 $0.0010 data healthy 238ms bazaar
Email Deliverability — via FiatDock Marketplace https://fiatdock.com/s/svc_e645b63c-c5c0-42fc-9ca6-bac9ca652304 x402 $0.01 tools healthy 281ms self-registered
Email Deliverability — via FiatDock Marketplace https://fiatdock.com/s/svc_2b5f41de-170a-4a11-a45c-2bd46e445d18 x402 $0.01 tools healthy 114ms self-registered
Email Intel https://netintel.dev/email-intel/analyze x402 $0.0050 email healthy 323ms bazaar
Email Validation API https://api.kadec0.xyz/v1/email-validate x402 $0.03 email healthy 321ms bazaar