SYNTHORA
x402Grade BLast checked 4 hours ago
POST https://api.hergertsynthora.com/v1/top-crypto
SYNTHORA top-crypto: Top N cryptocurrencies by market cap (default 10, max 50): rank, price, 24h change, volume and market cap in USD. Source: CoinGecko free API, keyless, timestamped.
Price$0.01per price or market lookup · paid in USD on Base
Uptime100%
4/4 probes · 932 ms
Score73Grade 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 POST "https://api.hergertsynthora.com/v1/top-crypto"
# 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 | 959 ms | $0.01 |
| 2026-10-11 06:00 | Valid 402 | 402 | 988 ms | $0.01 |
| 2026-10-11 01:30 | Valid 402 | 402 | 672 ms | $0.01 |
| 2026-10-10 21:15 | Valid 402 | 402 | 905 ms | $0.01 |
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