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HeyQO LLC - Card Issuing API — Visa & Mastercard for Fintechs Top

API d'émission de cartes

Card Issuing API — Visa & Mastercard for Fintechs

One card issuing API for Visa and Mastercard — create customers, issue cards, fund balances and sync your ledger with webhooks.

Teams evaluating Lithic, Marqeta or Stripe Issuing often search for a “card issuing API” that is partnership-friendly outside US/EU enterprise cycles. HeyQo is built for that.

Use the same endpoints in sandbox and production. Transparent volume pricing and dedicated technical onboarding for qualified partners.

What HeyQo provides

  • Visa & Mastercard virtual cards
  • Customer KYC metadata via API
  • Fund / withdraw / freeze
  • HMAC-SHA256 webhooks
  • Merchant portal API keys

Frequently asked questions

Who is the Card Issuing API for?

Fintechs, marketplaces, payroll platforms, SaaS products and PSPs that need to issue cards to their end-users under their own brand.

Ready to integrate?

Get sandbox API keys from the HeyQo merchant portal and start building with our REST API.

Lancez votre programme cartes — Sandbox HeyQo