Crypto Price History - Daily
x402Grade BLast checked 2 hours ago
GET https://www.blockchainiq.co/api/x402/v1/history/:coinId
Historical crypto prices: daily USD price series for one coin by CoinGecko id (bitcoin, ethereum, solana, ripple for XRP and more), from 1 to 730 days back via ?days=. Use for charts, returns, volatility, drawdown, moving averages and backtests. Returns date and price per day as JSON. No API key. From $0.01 per call, scaling with the range requested and capped at $0.05. Blockchain IQ.
Price$0.03per price or market lookup · paid in USD on Base
Uptime100%
4/4 probes · 1216 ms
Score72Grade B
Paid usage, 30 days2payers · 2 calls
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X GET "https://www.blockchainiq.co/api/x402/v1/history/:coinId"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-11 10:31 | Valid 402 | 402 | 1204 ms | $0.03 |
| 2026-10-11 06:15 | Valid 402 | 402 | 1228 ms | $0.03 |
| 2026-10-11 01:45 | Valid 402 | 402 | 932 ms | $0.03 |
| 2026-10-10 21:15 | Valid 402 | 402 | 1469 ms | $0.03 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves