Endpoint · inferenceGETblockrun.ai /api/v1/surf/exchange/perp
Perpetual contract snapshot.
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.0085 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://blockrun.ai/api/v1/surf/exchange/perp
Seen
first 34 days ago · last 27 days ago
28 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.1
UN
RATED
RATED
0.410 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.590: 0.149 uncertain ? + 0.441 short ? · 0.040 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.42 | 0.184 | 0.111 | −0.351 | −0.139 | |
| latency p95 it answered as fast as its class |
0.20 | 0.55 | 0.495 | 0.099 | −0.090 | −0.011 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.410 | gap to 1.000 = 0.590 · 0.441 short · 0.149 uncertain | 0.410 | −0.441 | −0.149 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.184 liveness
+ 0.200 × 0.495 latency p95
+ 0.200 × 1.000 price stability
= 0.410 → UNRATED: 28 of 30 paid calls weights 2026.09.1 · 28 samples · seed cap_01M1A5A48J8TYPVPRX3Y4XR541|2026-08-15T05:06:51.004Z|2026.09.1
Verify it yourself
npx teppi-check https://blockrun.ai/api/v1/surf/exchange/perpcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A48J8TYPVPRX3Y4XR541