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A crypto wallet card experience is a consumer app with -verified users, multi-chain wallets, on-ramps, and a Visa card funded directly from the user’s wallet. The card runs on Visa Intelligent Commerceyour , on a Visa card — and the payments around it are . Sumvin provides the identity, wallet, and card-management substrate; partners compose it with on/off-ramp and card-issuing integrations.

Live

These slices are live today:

Private preview

These slices are in private preview:
  • Off-ramp — sell-to-fiat payout is in private preview.
  • Bank / account linking — linking a bank account through the on/off-ramp provider is in private preview. See account linking.
  • End-to-end Visa card issuance — the Card Management API and funding wallets are live; network-side provisioning runs through a partner rail in private preview. See the Visa issuance rail.

Which primitives back it

Where to start

  1. Onboarding guide — bring a user online end-to-end.
  2. Wallets guide — multi-chain wallets and the Safe smart account that backs the card.
  3. Card issuing overview — the wallet-funded Visa card surface.
  4. On/off-ramp overview — account linking, on-ramp, and identity passthrough.