Endpoint · otherGETvending-machine-seven.vercel.app /api/v/redirect-trace ?url=https%3A%2F%2Fhttpbin.org%2Fredirect%2F1
Follow a public redirect chain with per-hop HTTP status (SSRF-safe) for security agents
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.003 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://vending-machine-seven.vercel.app/api/v/redirect-trace?url=https%3A%2F%2Fhttpbin.org%2Fredirect%2F1
Seen
first 35 days ago · last 16 days ago
49 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.4
UN
RATED
RATED
0.744 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.256: 0.117 uncertain ? + 0.140 short ? · 0.056 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.35 | 0.199 | 0.040 | −0.129 | −0.031 | |
| liveness it answered at all |
0.60 | 0.98 | 0.840 | 0.504 | −0.011 | −0.085 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.744 | gap to 1.000 = 0.256 · 0.140 short · 0.117 uncertain | 0.744 | −0.140 | −0.117 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.199 latency p95
+ 0.600 × 0.840 liveness
+ 0.200 × 1.000 price stability
= 0.744 → UNRATED: 47 of 30 paid calls weights 2026.09.4 · 47 samples · seed cap_01M1A5AHCVQ0MW2X7M4WFC3GGV|2026-08-25T07:35:54.262Z|2026.09.4
Verify it yourself
npx teppi-check https://vending-machine-seven.vercel.app/api/v/redirect-trace?url=https%3A%2F%2Fhttpbin.org%2Fredirect%2F1curl -s https://api.teppi.xyz/v1/trust/cap_01M1A5AHCVQ0MW2X7M4WFC3GGV