PreReason
x402Grade BLast checked 2 hours ago
GET https://api.prereason.com/api/btc/pulse
Bitcoin pulse check. 24hr price change, volume, dominance percentage, fee activity. Quick crypto market data for monitoring agents. A paid call serves today or any ?date= on record.
Price$0.02per price or market lookup · paid in USD on Base
Uptime100%
4/4 probes · 435 ms
Score75Grade B
Paid usage, 30 days2payers · 4 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://api.prereason.com/api/btc/pulse"
# 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 08:45 | Valid 402 | 402 | 488 ms | $0.02 |
| 2026-10-11 04:15 | Valid 402 | 402 | 382 ms | $0.02 |
| 2026-10-10 23:45 | Valid 402 | 402 | 131 ms | $0.02 |
| 2026-10-10 18:45 | Valid 402 | 402 | 1060 ms | $0.02 |
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