Production-grade Elixir client for the Marqeta Core, Credit, and DiVA APIs.

Quick start

config :marqeta,
  base_url: "https://sandbox-api.marqeta.com/v3",
  application_token: System.fetch_env!("MARQETA_APP_TOKEN"),
  admin_access_token: System.fetch_env!("MARQETA_ADMIN_TOKEN")

{:ok, user} = Marqeta.Users.create(%{
  first_name: "Jane",
  last_name: "Doe",
  email: "jane@example.com",
  identifications: [%{type: "SSN", value: "123456789"}]
})

API coverage

• Core — Users, Cards, CardProducts, Businesses, Transactions, Balances
• Funding — GPAOrders, ProgramFundingSources, ACH, InstantFunding, AutoReload
• Spend controls — VelocityControls, AuthorizationControls, MCCGroups
• Card lifecycle — CardTransitions, BulkCardOrders, PINs, DigitalWallets
• Compliance — KYCVerification, FraudFeedback, ThreeDSecure
• Disputes — Visa, Mastercard, PULSE, Evidence Collection
• Credit (25 modules) — Full credit platform
• DiVA (35 modules) — All analytics and reporting views
• Platform — Webhooks, GatewayJIT, Simulations, Sandbox, CommandoMode

See Marqeta.Config for all configuration options. See Marqeta.Error for the error type and all error codes. See Marqeta.Stream for lazy auto-pagination across list endpoints. See Marqeta.Telemetry for observability hooks and metrics definitions.