{"provider":{"host":"api.wsystem.dev","name":"W System","score":52.2,"live":true,"checkedAt":"2026-11-02T04:05:50.862Z","uptime72h":100,"lastCheck":{"httpStatus":402,"ms":142,"note":"valid x402 v2 terms"},"endpoints":14,"networks":["eip155:8453"],"cheapestUsd":"0.01","income7dUsd":"0.05","payers7d":1,"transfers7d":5,"payoutAddressShared":false,"claimed":false,"page":"https://logicnodes.io/observatory/p/api.wsystem.dev"},"endpoints":[{"url":"https://api.wsystem.dev/company","method":"GET","priceMicroUsd":10000,"networks":["eip155:8453"],"description":"EU company registry lookup by name or registration number"},{"url":"https://api.wsystem.dev/eori","method":"GET","priceMicroUsd":10000,"networks":["eip155:8453"],"description":"EU EORI number validation via official EC EOS: valid/invalid, name and address when disclosed"},{"url":"https://api.wsystem.dev/sanctions/screen","method":"GET","priceMicroUsd":10000,"networks":["eip155:8453"],"description":"Sanctions screening of a person/company name against official EU, UN, OFAC SDN and UK lists (fuzzy match, 0-100 scores, daily refresh)"},{"url":"https://api.wsystem.dev/verify","method":"GET","priceMicroUsd":10000,"networks":["eip155:8453"],"description":"EU VAT number validation via official VIES (all 27 EU states + XI): valid/invalid, name, address, consultation (proof) number"},{"url":"https://api.wsystem.dev/einvoice/route","method":"GET","priceMicroUsd":20000,"networks":["eip155:8453"],"description":"Can I e-invoice this company? EU VAT (VIES) + Peppol Directory registration + country B2B e-invoice mandate + recommended format"},{"url":"https://api.wsystem.dev/einvoice/validate","method":"POST","priceMicroUsd":30000,"networks":["eip155:8453"],"description":"Validate an EU e-invoice (UBL, CII or ZUGFeRD/Factur-X PDF) against official EN 16931 and XRechnung rules; errors with rule IDs and plain-English fixes"},{"url":"https://api.wsystem.dev/kyb/check","method":"POST","priceMicroUsd":45000,"networks":["eip155:8453"],"description":"One-call KYB check of an EU company: VIES VAT validation + official business register + EU/UN/OFAC/UK sanctions screening -> pass/review/fail verdict ($0.045 per company)"},{"url":"https://api.wsystem.dev/einvoice/create","method":"POST","priceMicroUsd":80000,"networks":["eip155:8453"],"description":"Create a validated EU e-invoice (UBL 2.1: EN 16931, XRechnung or Peppol BIS 3 structure) from simple JSON; totals and VAT breakdown computed"},{"url":"https://api.wsystem.dev/einvoice/send","method":"POST","priceMicroUsd":80000,"networks":["eip155:8453"],"description":"SANDBOX e-invoice send flow: VIES buyer check + sanctions + EN 16931 UBL create/validate + Peppol/mandate route + sandbox transport (mock, Recommand playground or e-invoice.be test mode; loopback recipient, nothing reaches a real buyer) + Ed25519-signed evidence receipt"},{"url":"https://api.wsystem.dev/company/batch","method":"POST","priceMicroUsd":100000,"networks":["eip155:8453"],"description":"Batch EU company registry lookup in official business registers (up to 25 queries per request)"},{"url":"https://api.wsystem.dev/eori/batch","method":"POST","priceMicroUsd":100000,"networks":["eip155:8453"],"description":"Batch EU EORI validation via official EC EOS (up to 100 per request)"},{"url":"https://api.wsystem.dev/sanctions/screen/batch","method":"POST","priceMicroUsd":100000,"networks":["eip155:8453"],"description":"Batch sanctions screening of up to 50 names against official EU, UN, OFAC SDN and UK lists"},{"url":"https://api.wsystem.dev/verify/batch","method":"POST","priceMicroUsd":100000,"networks":["eip155:8453"],"description":"Batch EU VAT validation via VIES (up to 100 per request)"},{"url":"https://api.wsystem.dev/ddreport","method":"POST","priceMicroUsd":490000,"networks":["eip155:8453"],"description":"Counterparty due-diligence report: VAT + business register + sanctions + EORI + GLEIF LEI + Peppol, risk flags and verdict with sources and timestamp"}]}