# List supported corridors

Returns all supported currency corridors and their constraints.

Endpoint: GET /v1/corridors
Version: 2.0.0
Security: oAuth2

## Query parameters:

  - `sourceCountry` (string)

  - `destinationCountry` (string)

  - `railType` (string)
    Enum: "FIAT_FIAT", "FIAT_CRYPTO", "CRYPTO_FIAT", "CRYPTO_CRYPTO"

## Response 200 fields (application/json):

  - `items` (array)

  - `items.corridor` (string, required)
    Example: "US-GT"

  - `items.sourceCurrency` (string, required)
    Example: "USD"

  - `items.destinationCurrency` (string, required)
    Example: "GTQ"

  - `items.sourceCountry` (string)
    Example: "US"

  - `items.destinationCountry` (string)
    Example: "GT"

  - `items.railTypes` (array, required)
    Enum: "FIAT_FIAT", "FIAT_CRYPTO", "CRYPTO_FIAT", "CRYPTO_CRYPTO"

  - `items.minAmount` (number)
    Example: 1

  - `items.maxAmount` (number)
    Example: 50000

  - `items.estimatedDelivery` (string)
    Example: "1-2 business days"