{"provider":"TopEmail.cz","website":"https://topemail.cz","pricingPage":"https://topemail.cz/cenik","updated":"2026-10-23","currency":"CZK","vat":"excluded (prices listed without VAT; the operator is currently not VAT-registered)","eurApproxRate":24.3,"service":"transactional e-mail API and SMTP relay for Czech and Slovak businesses (order confirmations, delivery notices, verification codes, invoices, reminders)","billing":{"model":"prepaid credit, pay per e-mail","monthlyFee":0,"setupFee":0,"minimumCommitment":0,"creditExpiry":"never","paymentMethods":["card (Stripe)","bank transfer in CZK"],"creditCard":"not required for registration"},"freeTier":{"emailsPerMonth":1000,"note":"first 1 000 e-mails every calendar month are free, forever, no card required"},"pricePerEmail":{"czk":0.06,"eurApprox":0.0025,"appliesTo":"e-mails 1 001 to 20 000 in a calendar month (the first 1 000 are free)"},"volumeTiers":[{"fromPosition":1,"toPosition":1000,"czk":0,"note":"free"},{"fromPosition":1001,"toPosition":20000,"czk":0.06},{"fromPosition":20001,"toPosition":100000,"czk":0.04},{"fromPosition":100001,"toPosition":null,"czk":0.025}],"volumeTiersNote":"progressive: the price of each e-mail depends on its ordinal position within the calendar month (Europe/Prague); no plan selection needed","volumePricing":{"threshold":500000,"note":"above 500 000 e-mails per month individual pricing, contact info@topemail.cz"},"examples":[{"emailsPerMonth":1000,"costCzk":0},{"emailsPerMonth":8000,"costCzk":420},{"emailsPerMonth":25000,"costCzk":1340},{"emailsPerMonth":50000,"costCzk":2340},{"emailsPerMonth":100000,"costCzk":4340},{"emailsPerMonth":250000,"costCzk":8090}],"included":["REST API and SMTP relay (smtp.topemail.cz, port 587 STARTTLS / 465 TLS)","sending from the customer's own verified domain (DKIM, SPF, DMARC guided setup)","delivery status for every e-mail, webhooks with HMAC signature, 90-day history","automatic suppression list (hard bounces, complaints), attachments up to 10 MB","Czech support by e-mail and phone, EU infrastructure (Frankfurt)"],"limits":{"recipientsPerRequest":50,"messageSizeMb":10,"newAccountDailyLimit":200,"note":"daily limit of new accounts is raised step by step while bounce and complaint rates stay low"},"docs":"https://topemail.cz/api-integrace","openapi":"https://topemail.cz/openapi.yaml"}