Dfns API Documentation
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        • Send Recovery Code Email
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      • Create Wallet
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      • Get Wallet by ID
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        • Algorand
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      • Get Transaction Request by ID
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        • Import Wallet
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      • Create Fee Sponsor
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    • Keys
      • Create Key
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        • Algorand
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      • Get Signature Request by ID
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      • Advanced Key APIs
        • Import Key
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    • Networks
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        • Create Policy
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    • Exchanges
      • Exchange Configuration
        • Kraken Setup
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        • Create Exchange
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        • Create Exchange Deposit
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    • AML / KYT
      • Chainalysis
    • Staking
      • API Reference
        • Create Stake
        • Create Stake Action
        • List Stakes
        • List Stake Actions
        • get Rewards
    • Fiat On/Off-Ramps
    • Account Abstraction on EVMs
  • Advanced Topics
    • Authentication
      • API Authentication
      • Request Headers
      • Credentials
        • Generate a Key Pair
        • User Credentials
        • Access Token Credentials
        • Storing WebAuthn Credentials in Password Managers
      • Request Signing
      • API objects
    • Delegated Signing
    • API Idempotency
    • FAQ
  • Guides
    • Passkey Settings - Migration guide
    • Keys & Multichain - Migration Guide
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On this page
  • Mt Pelerin
  • Ramp.Network
  • Sardine
  1. Integrations

Fiat On/Off-Ramps

Last updated 8 months ago

The Dfns APIs seamlessly interoperate with most fiat on/offboarding providers.

Mt Pelerin

For customers who are not explicitly targeting the US market, we recommend using . You can find the full documentation for their solution . They have highly leading to a seamless user experience.

In order to offboard from crypto to fiat, Mt Pelerin provides end users with an address to transfer funds to that facilitates the conversion process. Customers can easily initiate payments to these addresses using the Dfns payment APIs.

Ramp.Network

In order to offboard from crypto to fiat, Ramp provides end users with an address to transfer funds to that facilitates the conversion process as shown below. Customers can easily initiate payments to these addresses using the Dfns payment APIs.

Sardine

Mt Pelerin offers flexibility in how their widget is integrated and . In all cases, developers can pass a blockchain address as the default recipient account for onboarding from fiat to crypto. See the addr parameter description under . Dfns customers can populate this parameter using either addresses for asset accounts or addresses derived from public keys.

Ramp is another popular Fiat on/offboarding provider that offers an easy to implement SDK across web and mobile devices. for their RampInstantSDK Overlay for example. The resulting UI looks like this:

Similar to Mt Pelerin, developers can pass a blockchain address as the default recipient account for onboarding from fiat to crypto. See the userAddress parameter in . Dfns customers can populate this parameter using either addresses for asset accounts or addresses derived from public keys.

Sardine is another popular Fiat onboarding provider that enables a seamless integration using a URL format specified . Joint Dfns/Sardine customers can integrate the platforms by simply passing the destination Dfns wallet address obtained from either addresses for asset accounts or addresses derived from public keys into the Sardine address query string parameter. is an example video showing a POC integration.

on the web
on mobile
their options page
Here is there documentation
their SDK reference
here
Here
Mt Pelerin
here
competitive pricing and limited KYC requirements
Mt Pelerin Widget
Ramp UI Widget
Ramp offboarding