Endpoint · evidenceGETapi.usenami.io /v1/perp/funding-spread
Cross-venue funding-rate spread for one crypto perpetual — the highest- and lowest-paying venues and the spread in bps, across major CEX and DEX venues (Binance, Bybit, OKX…
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Cross-venue funding-rate spread for one crypto perpetual — the highest- and lowest-paying venues and the spread in bps, across major CEX and DEX venues (Binance, Bybit, OKX, Hyperliquid …). `spread_bps` is the RAW rate difference, the same quantity and name as on `/v1/perp/arbitrage/funding`; `normalized_spread_8h_bps` scales both legs to 8h, the comparable one, since venues quote on 1h/4h/8h. Leg intervals ship with the row; normalized is null when a schedule is unknown, never defaulted.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.001 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.usenami.io/v1/perp/funding-spread
Seen
first 35 days ago · last 17 hr ago
65 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.736 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.264: 0.209 uncertain ? + 0.054 short ? · 0.064 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.73 | 0.000 | 0.000 | −0.054 | −0.146 | |
| liveness it answered at all |
0.60 | 1.00 | 0.894 | 0.536 | 0 | −0.064 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.736 | gap to 1.000 = 0.264 · 0.054 short · 0.209 uncertain | 0.736 | −0.054 | −0.209 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.000 latency p95
+ 0.600 × 0.894 liveness
+ 0.200 × 1.000 price stability
= 0.736 → UNRATED: 58 of 30 paid calls weights 2026.09.6 · 58 samples · seed cap_01M1A5AB7VVN162WZKH1T2KGW5|2026-09-02T15:18:55.325Z|2026.09.6
Verify it yourself
npx teppi-check https://api.usenami.io/v1/perp/funding-spreadcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5AB7VVN162WZKH1T2KGW5