Endpoint · onchainGETapi.x-402.online /v1/chain/balance ?address=0x2c871C2b8876dc35e9E19646FDa5ABF1cd27735F
Get ETH, USDC and up to ten ERC-20 balances of one address in a single call, human-readable.
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Get ETH, USDC and up to ten ERC-20 balances of one address in a single call, human-readable. ETH plus USDC plus up to ten ERC-20 balances of one address in a single call, decimals resolved, amounts human-readable. Base mainnet. Query: ?address=0x…&tokens=0x…,0x…Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.005 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.x-402.online/v1/chain/balance?address=0x2c871C2b8876dc35e9E19646FDa5ABF1cd27735F
MCP server on this host: online.x-402/mcp
Seen
first 3 days ago · last 11 hr ago
5 free handshakes
Payment
Pays through
x402 · MPP tempo
Offered on?
Base USDC, Solana
Listed on?
Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.267 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 0.733: 0.600 uncertain ? + 0.133 short ? · 0.183 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.000 | 0.000 | 0 | −0.600 | |
| latency p95 it answered as fast as its class |
0.20 | 0.33 | 0.335 | 0.067 | −0.133 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.267 | gap to 1.000 = 0.733 · 0.133 short · 0.600 uncertain | 0.267 | −0.133 | −0.600 |
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 × 0.335 latency p95
+ 0.200 × 1.000 price stability
= 0.267 → UNRATED: 5 of 30 paid calls weights 2026.09.6 · 5 samples · seed cap_01M3V007EN0CWCF836F29T25TR|2026-09-04T09:16:09.270Z|2026.09.6
Verify it yourself
npx teppi-check https://api.x-402.online/v1/chain/balance?address=0x2c871C2b8876dc35e9E19646FDa5ABF1cd27735Fcurl -s https://api.teppi.xyz/v1/trust/cap_01M3V007EN0CWCF836F29T25TR