Marqeta offers a sandbox Core API for payment-card programs.

API

What your agent can do

  • Retrieve sandbox card products and the Reloadable Card product token used to create a card.

    Via API.

Tasks depend on the interface and permissions.

Connection methods

Choose a route that fits your agent.

API connection

Documentation & experience

  • 1 of 1 connection paths checked
  • Latest documentation check 11 Oct 2026
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How documentation is checked