Endpoint · inferencePOSTsovereign-x402-zeta.vercel.app /api/v1/chat/completions
AI chat completions API - pay per request with USDC on Base
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.005 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://sovereign-x402-zeta.vercel.app/api/v1/chat/completions
Seen
first 34 days ago · last 12 days ago
55 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.866 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 0.134: 0.076 uncertain ? + 0.059 short ? · 0.034 to A
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.877 | 0.526 | 0 | −0.074 | |
| latency p95 it answered as fast as its class |
0.20 | 0.71 | 0.697 | 0.139 | −0.059 | −0.002 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.866 | gap to 1.000 = 0.134 · 0.059 short · 0.076 uncertain | 0.866 | −0.059 | −0.076 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.877 liveness
+ 0.200 × 0.697 latency p95
+ 0.200 × 1.000 price stability
= 0.866 → UNRATED: 50 of 30 paid calls weights 2026.09.6 · 50 samples · seed cap_01M1A5Q9SDCPBACQC402F0S0K7|2026-08-27T07:08:07.629Z|2026.09.6
Verify it yourself
npx teppi-check https://sovereign-x402-zeta.vercel.app/api/v1/chat/completionscurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5Q9SDCPBACQC402F0S0K7