Endpoint · evidencePOSTphion.systems /v1/paid/trust/memory-write-guard
Screen persistent agent-memory writes for poisoning, missing provenance, secret requests and unsafe instructions
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.002 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://phion.systems/v1/paid/trust/memory-write-guard
MCP server on this host: systems.phion/evidence-engine
Seen
first 20 days ago · last 3 days ago
37 free handshakes
Payment
Pays through
x402
Offered on?
Polygon, Arbitrum, Base USDC, Solana
Listed on?
Polygon, Arbitrum, Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.685 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 0.315: 0.267 uncertain ? + 0.049 short ? · 0.115 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.76 | 0.000 | 0.000 | −0.049 | −0.151 | |
| liveness it answered at all |
0.60 | 1.00 | 0.808 | 0.485 | 0 | −0.115 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.685 | gap to 1.000 = 0.315 · 0.049 short · 0.267 uncertain | 0.685 | −0.049 | −0.267 |
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 × 0.808 liveness
+ 0.200 × 1.000 price stability
= 0.685 → UNRATED: 32 of 30 paid calls weights 2026.09.6 · 32 samples · seed cap_01M2F743YVR6QPVC9QVVPT1QJK|2026-09-01T00:04:22.995Z|2026.09.6
Verify it yourself
npx teppi-check https://phion.systems/v1/paid/trust/memory-write-guardcurl -s https://api.teppi.xyz/v1/trust/cap_01M2F743YVR6QPVC9QVVPT1QJK