{"sample":true,"note":"Static example of what /einvoice/create returns; not live data and not charged. Call without sample=1 and pay $0.01 with any x402 client for a live result.","tool":"/einvoice/create","price":"$0.01","example":{"format":"xrechnung","syntax":"CII","specification":"urn:cen.eu:en16931:2017#compliant#urn:xeinkauf.de:kosit:xrechnung_3.0","filename":"RE-2026-0042.xml","totals":{"lineNet":1009.9,"taxBasis":1009.9,"tax":191.88,"grand":1201.78,"payable":1201.78},"valid":true,"warnings":[],"xml":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<rsm:CrossIndustryInvoice xmlns:rsm=\"urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100\" …>…</rsm:CrossIndustryInvoice>","note":"Checked against a subset of the EN 16931 and XRechnung 3.0 business rules; this is not the official KoSIT validator and not tax advice."}}