With Mercado Pago's SDK libraries, you can reduce the integration time on both client-side and server-side.
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With MercadoPago.js installed, you can make calls to the cards token and use many other features in the integration.
The use of the backend SDKs is optional. With them, you can obtain server-side functionalities of our online payment solutions, such as creating and checking the status of various payments, integrating card payments or other payment methods, and making returns and chargebacks.