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Supported Fiats

Supported Fiats

Request

Retrieve a list of supported fiat currencies for the specified transaction type (onramp or offramp).

Use Cases:

  • Display available fiat currencies to customers during onboarding
  • Filter payment methods by fiat currency
  • Show fiat options in transaction creation UI
  • Validate customer-selected fiat before transaction

Transaction Types:

  • onramp - Returns fiat currencies supported for buying cryptocurrency
  • offramp - Returns fiat currencies supported for selling cryptocurrency

Response Structure: Each fiat currency includes:

  • fiat - Three-letter ISO 4217 currency code (e.g., "AUD", "USD")
  • name - Human-readable currency name (e.g., "Australian Dollar")
  • symbol - Currency symbol (e.g., "$", "€")
  • supportedPaymentMethods - Array of payment methods available for this fiat
Security
HMACAuth
Path
transactionTypestringrequired

The type of transaction to retrieve supported fiats for.

Values:

  • onramp - Buying cryptocurrency with fiat
  • offramp - Selling cryptocurrency for fiat

Note: Value is case-insensitive (e.g., onramp, ONRAMP, OnRamp are all valid).

Enum:"onramp""offramp"
Example:onramp
curl -i -X GET \
  https://docs.banxa.com/_mock/products/native-api/openapi/eapi/v0/fiats/onramp \
  -H 'Authorization: YOUR_API_KEY_HERE'

Responses

Successful response with list of supported fiat currencies and their payment methods.

Bodyapplication/json
Array [
fiatstring, = 3 characters(Fiat Currency Code)^[A-Z]{3}$required

Three-letter ISO 4217 currency code identifying the fiat currency.

Example:"AUD"
namestring(Currency Name)required

Human-readable name of the fiat currency.

Example:"Australian Dollar"
symbolstring(Currency Symbol)required

Symbol used to represent the currency (e.g., $, €, £).

Example:"$"
supportedPaymentMethodsArray of objects(Supported Payment Methods)required

List of payment methods available for this fiat currency. Each method includes transaction limits.

]
Response
Example response for on-ramp transaction type showing available fiat currencies for buying crypto.
[
  {
    "fiat": "AUD",
    "name": "Australian Dollar",
    "symbol": "$",
    "supportedPaymentMethods": [ … ]
  },
  {
    "fiat": "USD",
    "name": "US Dollar",
    "symbol": "$",
    "supportedPaymentMethods": [ … ]
  }
]
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