Endpoint · otherPOSTphion.systems /v1/paid/inspect-agent
Independent due diligence for AI-agent services: x402, A2A, MCP, OpenAPI, ERC-8004, reachability and signed evidence
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.009 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://phion.systems/v1/paid/inspect-agent
MCP server on this host: systems.phion/evidence-engine
Seen
first 22 days ago · last 4 days ago
40 free handshakes
Payment
Pays through
x402
Offered on?
Polygon, Arbitrum, Base USDC, Solana
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.779 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 0.221: 0.118 uncertain ? + 0.103 short ? · 0.021 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.49 | 0.358 | 0.072 | −0.103 | −0.025 | |
| liveness it answered at all |
0.60 | 1.00 | 0.846 | 0.508 | 0 | −0.092 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.779 | gap to 1.000 = 0.221 · 0.103 short · 0.118 uncertain | 0.779 | −0.103 | −0.118 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.358 latency p95
+ 0.600 × 0.846 liveness
+ 0.200 × 1.000 price stability
= 0.779 → UNRATED: 40 of 30 paid calls weights 2026.09.6 · 40 samples · seed cap_01M2A29ZHVHNX74425F4DY5TZ8|2026-09-04T05:05:06.913Z|2026.09.6
Verify it yourself
npx teppi-check https://phion.systems/v1/paid/inspect-agentcurl -s https://api.teppi.xyz/v1/trust/cap_01M2A29ZHVHNX74425F4DY5TZ8