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Stripe

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Financial infrastructure and payment processing APIs for the internet economy.

Free Tier Allowance Verified: February 2026

No monthly subscription fee; pure transaction-based pricing (2.9% + 30¢ per successful card charge). Free test sandbox is unlimited.

Stripe Checkout and Elements for drop-in, PCI-compliant payment UI. Stripe Billing engine supporting proration, usage meters, and coupons.

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