Endpoint · market dataPOSTrugshield-x402.fly.dev /v1/tx-guard
Solana transaction safety check before signing (pre-sign guard, wallet drainer detection).
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Solana transaction safety check before signing (pre-sign guard, wallet drainer detection). Send the unsigned tx as base64; we simulate it on mainnet and return ALLOW, WARN or BLOCK with exact SOL and token balance changes and why: owner reassigned, unlimited approval, account closed to a third party, Token-2022 permanent delegate, SOL outflow above intent, swap output redirected. Solana only. 1,132 mainnet cases: 100% of attacks blocked, 0.13% false blocks, p95 1.0 s.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.01 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://rugshield-x402.fly.dev/v1/tx-guard
Seen
first 9 days ago · last 5 days ago
11 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC, Solana
Listed on?
Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.200 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 0.800: 0.514 uncertain ? + 0.286 short ? · 0.250 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.86 | 0.000 | 0.000 | −0.086 | −0.514 | |
| latency p95 it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.200 | gap to 1.000 = 0.800 · 0.286 short · 0.514 uncertain | 0.200 | −0.286 | −0.514 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.000 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.200 → UNRATED: 7 of 30 paid calls weights 2026.09.6 · 7 samples · seed cap_01M3BHH7GKZF9KNZJS7TM5E2N9|2026-08-29T18:26:41.160Z|2026.09.6
Verify it yourself
npx teppi-check https://rugshield-x402.fly.dev/v1/tx-guardcurl -s https://api.teppi.xyz/v1/trust/cap_01M3BHH7GKZF9KNZJS7TM5E2N9