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BTC to AUCTION exchange rate API
Get the live Bitcoin to Bounce Token (BTC/AUCTION) exchange rate and convert BTC to AUCTION with one GET request to the Xchanger REST API. Rates refresh every 10 minutes; free plan, no credit card required.
Xchanger quotes every asset against USD and derives the Bitcoin to Bounce Token rate from the two USD rates, refreshed in 10-minute windows. The examples below show the exact requests and the shape of each response; values are illustrative — call the API for a live quote.
Get the BTC/AUCTION exchange rate
Uses GET /api/crypto/exchange-rate.
Example request
curl "https://backend-ejsq.onrender.com/api/crypto/exchange-rate?from=BTC&to=AUCTION" \
-H "x-api-key: YOUR_API_KEY"const res = await fetch(
"https://backend-ejsq.onrender.com/api/crypto/exchange-rate?from=BTC&to=AUCTION",
{ headers: { "x-api-key": process.env.XCHANGER_API_KEY } },
);
const body = await res.json();
console.log(body);import os
import requests
res = requests.get(
"https://backend-ejsq.onrender.com/api/crypto/exchange-rate",
params={"from": "BTC", "to": "AUCTION"},
headers={"x-api-key": os.environ["XCHANGER_API_KEY"]},
)
print(res.json())Example response (illustrative values)
{
"data": {
"from": "BTC",
"to": "AUCTION",
"rate": 1.2345,
"updated": "2026-06-09T12:00:00.000Z"
}
}Convert 100 BTC to AUCTION
Uses GET /api/crypto/convert. Pass precision to round the result; omit it for full precision.
Example request
curl "https://backend-ejsq.onrender.com/api/crypto/convert?from=BTC&to=AUCTION&amount=100&precision=2" \
-H "x-api-key: YOUR_API_KEY"const res = await fetch(
"https://backend-ejsq.onrender.com/api/crypto/convert?from=BTC&to=AUCTION&amount=100&precision=2",
{ headers: { "x-api-key": process.env.XCHANGER_API_KEY } },
);
const body = await res.json();
console.log(body);import os
import requests
res = requests.get(
"https://backend-ejsq.onrender.com/api/crypto/convert",
params={"from": "BTC", "to": "AUCTION", "amount": 100, "precision": 2},
headers={"x-api-key": os.environ["XCHANGER_API_KEY"]},
)
print(res.json())Example response (illustrative values)
{
"data": {
"from": "BTC",
"to": "AUCTION",
"amount": 100,
"rate": 1.2345,
"result": 123.45,
"updated": "2026-06-09T12:00:00.000Z"
}
}Related pairs
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