POST
/
offramp
Create Offramp Order
curl --request POST \
  --url https://api.sandbox.sardine.ai/v1/offramp \
  --header 'Content-Type: application/json' \
  --data '{
  "userId": "abc123",
  "fromCurrency": "ETH",
  "toCurrency": "USD",
  "amount": 0.05,
  "chain": "ethereum",
  "paymentMethodId": "pay-987654321",
  "withdrawalAddress": "0xabc123def456ghi789jkl000mno111pqrs222tuv"
}'
{
  "orderId": "OFF-20250417-001",
  "status": "pending",
  "estimatedPayout": "2025-04-17T18:00:00Z"
}

Body

application/json
​
userId
string
required

ID of the user placing the offramp order

​
fromCurrency
string
required

The cryptocurrency being sold (e.g., ETH)

​
toCurrency
string
required

The fiat currency to be received (e.g., USD)

​
amount
number
required

Amount of crypto to convert

​
chain
string
required

Blockchain network of the crypto (e.g., ethereum, polygon)

​
paymentMethodId
string
required

ID of the user’s fiat withdrawal method (e.g., bank or card)

​
withdrawalAddress
string
required

Wallet address from which the crypto will be sent

Response

200 - application/json

Offramp order successfully created

​
orderId
string

Unique identifier for the offramp order

​
status
string

Current status of the order (e.g., pending, completed)

​
estimatedPayout
string<date-time>

Estimated time when fiat will be delivered