The best card issuing APIs for consumer lending and credit card programs are Marqeta, Lithic, Highnote, Deserve, and Cardless for US-based programs. These platforms support revolving credit lines, charge card logic, secured card structures, and credit bureau reporting. Stripe Issuing,…
Synctera is the better choice for founders who need flexibility in sponsor bank selection and want managed compliance controls baked into the platform from day one. Unit is the better choice for teams that want a tightly integrated, developer-first BaaS…
The best marketplace payout API depends on whether you need end-to-end payment facilitation with built-in KYC, or a disbursement layer you drop on top of existing payment infrastructure. Stripe Connect handles both for US-heavy platforms and charges 0.25% plus $0.25…
The best embedded payroll APIs for vertical SaaS are Check, Gusto Embedded, Zeal, Rippling Embedded, Salsa, Paychex Flex Embedded, and Fingercheck. Each handles federal and state tax filing and remittance as part of their infrastructure, which means your platform never…
The best invoicing APIs for SaaS platforms in order of overall developer fit are Stripe Invoicing, Lago, Paddle Billing, Monite, Storecove, Quadient, Zuora, Chargify (now Maxio), and Invoice Ninja. Stripe leads for payment-attached invoicing with card and ACH collection built…
Money transmitter license costs range from roughly $500 to $5,000 per state in application fees, but surety bonds add $25,000 to $1,000,000+ in collateral per state based on transaction volume, and net worth minimums can reach $500,000 in states like…
The best merchant onboarding software for PayFacs and ISVs automates the full workflow from KYB data collection through risk scoring to payment provisioning, cutting sub-merchant approval from days to under five minutes. The leading platforms include Alloy, Finix, NMI Merchant…
You need a payment orchestration platform if you are managing more than one payment service provider, processing above $500K per month, operating across multiple countries, or experiencing PSP downtime that causes measurable revenue loss. Below those thresholds, a single PSP…
The best expense management platforms for multi-entity companies are Ramp, Brex, Airbase (Maxio), Rho, Mercury, Navan, and Expensify. Ramp and Brex offer the deepest NetSuite and Sage Intacct integrations with true per-entity card issuance and consolidated reporting. Airbase handles complex…
Understanding how to embed payments in SaaS starts with a model decision, not a vendor selection. A product team chooses one of five models: referral partner, ISV (independent software vendor) program, PayFac-as-a-service, full PayFac, or Merchant of Record. Each model…
