API Documentation

Authentication

All requests require a 16-digit account PIN as API key.

x-api-key: YOUR_16_DIGIT_PIN

Alternative: query param ?apiKey=YOUR_PIN

Create Quote GET

/api/v1/quote?amount=1.5&outputAsset=btc

Param	Type	Required	Notes
amount	number	yes	XMR to send (1–5000)
outputAsset	string	yes	btc, eth, sol, ltc, trx, usdt, usdt-erc20, usdt-arb

Request

curl -H "x-api-key: 1234567890123456" \
  "https://xmr2cex.com/api/v1/quote?amount=1.5&outputAsset=btc"

Response

{
  "quoteId": "q_abc123",
  "inputAmount": 1.5,
  "outputAsset": "btc",
  "outputAmount": 0.01234,
  "exchangeRate": 0.00823,
  "expiresAt": 1741776120000
}

Get Quote GET

/api/v1/quote/:id

Request

curl -H "x-api-key: 1234567890123456" \
  "https://xmr2cex.com/api/v1/quote/q_abc123"

Response

{
  "quoteId": "q_abc123",
  "inputAmount": 1.5,
  "outputAsset": "btc",
  "outputAmount": 0.01234,
  "exchangeRate": 0.00823,
  "expiresAt": 1741776120000
}

Create Order POST

/api/v1/order

Body Field	Type	Required	Notes
quoteId	string	yes	From create quote
destinationAddress	string	yes	Output wallet address

Request

curl -X POST "https://xmr2cex.com/api/v1/order" \
  -H "x-api-key: 1234567890123456" \
  -H "Content-Type: application/json" \
  -d '{"quoteId":"q_abc123","destinationAddress":"bc1q..."}'

Response

{
  "orderId": "ord_xyz",
  "status": "awaiting_payment",
  "inputAmount": 1.5,
  "depositAddress": "888tN...",
  "outputAsset": "btc",
  "destinationAddress": "bc1q...",
  "createdAt": 1741776000000
}

Get Order GET

/api/v1/order/:id

Request

curl -H "x-api-key: 1234567890123456" \
  "https://xmr2cex.com/api/v1/order/ord_xyz"

Response

{
  "orderId": "ord_xyz",
  "status": "completed",
  "inputAmount": 1.5,
  "depositAddress": "8888...",
  "outputAsset": "btc",
  "destinationAddress": "bc1q...",
  "createdAt": 1741776000000
}

Order Statuses

Status	Description
PENDING	Waiting for XMR deposit
CONFIRMING	Deposit detected, awaiting 10 confirmations
SENDING	Sending output from CEX
SENT	Output sent

Errors

{"error": "Description of what went wrong."}

Code	Meaning
400	Missing or invalid parameters
401	Invalid or missing API key
404	Resource not found
500	Server error

Reference

Base URLhttps://xmr2cex.com/api/v1

FormatJSON

Authx-api-key header