Endpoint · market dataGETapi.greyridgesignals.ai /chain/balance ?address=0x4200000000000000000000000000000000000006
ETH balance of a Base mainnet address, incl.
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ETH balance of a Base mainnet address, incl. balance_usd.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.001 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.greyridgesignals.ai/chain/balance?address=0x4200000000000000000000000000000000000006
Seen
first 34 days ago · last 17 days ago
50 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.4
UN
RATED
RATED
0.725 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.275: 0.075 uncertain ? + 0.200 short ? · 0.075 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 | 0.875 | 0.525 | 0 | −0.075 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.725 | gap to 1.000 = 0.275 · 0.200 short · 0.075 uncertain | 0.725 | −0.200 | −0.075 |
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 × 0.875 liveness
+ 0.200 × 1.000 price stability
= 0.725 → UNRATED: 49 of 30 paid calls weights 2026.09.4 · 49 samples · seed cap_01M1A5AC9PFQ1TSYN6M6YHEA4D|2026-08-25T20:35:50.904Z|2026.09.4
Verify it yourself
npx teppi-check https://api.greyridgesignals.ai/chain/balance?address=0x4200000000000000000000000000000000000006curl -s https://api.teppi.xyz/v1/trust/cap_01M1A5AC9PFQ1TSYN6M6YHEA4D