> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.paymentkit.com/_mcp/server.

# PaymentKit.js

## Docs

- [PaymentKit.js](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/getting-started.md): Accept payments directly on your website with secure, PCI-compliant payment elements powered by PaymentKit.js.
- [Card payments](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/card-payments.md): Accept credit and debit cards with secure, PCI-compliant input elements.
- [One-click saved cards](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/one-click-saved-cards.md): Let a returning customer pay in one click with a card they saved earlier.
- [PayPal](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/pay-pal.md): Accept PayPal payments using a popup-based authentication flow.
- [Google Pay](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/google-pay.md): Accept Google Pay for fast, secure checkout on supported devices.
- [Apple Pay](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/apple-pay.md): Accept Apple Pay for fast, secure checkout on Safari and iOS devices.
- [Stripe Link](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/stripe-link.md): Accept one-click payments from shoppers who saved their details with Stripe Link.
- [Buy now, pay later](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/buy-now-pay-later.md): Accept Klarna, Afterpay, and Affirm payments using a popup-based approval flow.
- [Pre-charge validation](https://docs.paymentkit.com/guides/integration/sdk-reference/payment-kit-js/pre-charge-validation.md): Run your own checks at the last safe moment before PaymentKit charges them.