Real-time perpetual funding rates + mark price for any Binance futures symbol. E...
https://api.hergertsynthora.com/v1/funding-ratesOverview
Real-time perpetual funding rates + mark price for any Binance futures symbol. Essential for delta-neutral and basis-trading agents. Free source, deterministic, instant JSON. $0.01 USDC via x402 on Base. SYNTHORA. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.
Protocol
x402
Price
$0.05
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
crypto/wallet
Provider
hergertsynthora
Source
bazaar
Indexed
2026-08-12 23:11:45
Health
Status
healthy
Latency (p50)
94ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-08-14 05:38:01
Last Healthy
2026-08-14 05:38:01
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-08-14 05:38:01 | healthy | 402 | 169ms | |
| 2026-08-13 23:57:21 | healthy | 402 | 532ms | |
| 2026-08-13 14:29:10 | healthy | 402 | 63ms | |
| 2026-08-13 12:21:40 | healthy | 402 | 94ms | |
| 2026-08-13 03:27:19 | healthy | 402 | 88ms |