Endpoint · onchainGETx402-seller.onrender.com /chain/balance ?address=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045
Check a wallet's live balance on Base mainnet: native ETH (e.g.
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Check a wallet's live balance on Base mainnet: native ETH (e.g. to confirm it has enough for gas) plus an optional ERC20 token balance (e.g. USDC) when a token contract address is supplied. Sourced from Base's official public RPC.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.012 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://x402-seller.onrender.com/chain/balance?address=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045
Seen
first 35 days ago · last 35 days ago
14 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.08.1
UN
RATED
RATED
0.662 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.338: 0.138 uncertain ? + 0.200 short ? · 0.138 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| liveness it answered at all |
0.60 | 1.00 | 0.771 | 0.462 | 0 | −0.138 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.662 | gap to 1.000 = 0.338 · 0.200 short · 0.138 uncertain | 0.662 | −0.200 | −0.138 |
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 × 0.771 liveness
+ 0.200 × 1.000 price stability
= 0.662 → UNRATED: 13 of 30 paid calls weights 2026.08.1 · 13 samples · seed cap_01M1A51TQB7MMW66S3JPS5X2XR|2026-08-07T12:53:33.575Z|2026.08.1
Verify it yourself
npx teppi-check https://x402-seller.onrender.com/chain/balance?address=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045curl -s https://api.teppi.xyz/v1/trust/cap_01M1A51TQB7MMW66S3JPS5X2XR