Endpoint · onchainGETx402check.arden-instance.workers.dev /base/gas ?address=0x-address&hash=0x-tx-hash
Read-only Base mainnet data: GET /base/block, /base/tx?hash=, /base/balance?address=, /base/erc20?token=&holder=, /base/gas.
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Read-only Base mainnet data: GET /base/block, /base/tx?hash=, /base/balance?address=, /base/erc20?token=&holder=, /base/gas. Small JSON payloads over a Base node; pay ~$0.002 USDC on Base per call.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://x402check.arden-instance.workers.dev/base/gas?address=0x-address&hash=0x-tx-hash
Seen
first 28 days ago · last 14 hr ago
52 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.926 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 0.074: 0.074 uncertain ? + 0.000 short ?
| 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 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.926 | gap to 1.000 = 0.074 · 0.000 short · 0.074 uncertain | 0.926 | −0.000 | −0.074 |
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 × 1.000 latency p95
+ 0.200 × 1.000 price stability
= 0.926 → UNRATED: 50 of 30 paid calls weights 2026.09.6 · 50 samples · seed cap_01M1TKYFFDESXPQJKQ2QMC6KAM|2026-09-03T01:47:01.180Z|2026.09.6
Verify it yourself
npx teppi-check https://x402check.arden-instance.workers.dev/base/gas?address=0x-address&hash=0x-tx-hashcurl -s https://api.teppi.xyz/v1/trust/cap_01M1TKYFFDESXPQJKQ2QMC6KAM