wallet-balance-checker
x402Grade BLast checked 1 hour ago
GET https://x402.agentindex.world/wallet-balance
Read native coin and USDC balances for any EVM wallet on Base, Ethereum, Polygon, Arbitrum or Optimism, with atomic amounts and current block. No RPC key or account. Try GET /wallet-balance/sample.
Price$0.001per chain read · paid in USD on Base
Uptime100%
4/4 probes · 158.5 ms
Score77Grade B
Paid usage, 30 days3payers · 4 calls
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X GET "https://x402.agentindex.world/wallet-balance"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-11 10:01 | Valid 402 | 402 | 133 ms | $0.001 |
| 2026-10-11 05:45 | Valid 402 | 402 | 316 ms | $0.001 |
| 2026-10-11 01:15 | Valid 402 | 402 | 156 ms | $0.001 |
| 2026-10-10 20:45 | Valid 402 | 402 | 161 ms | $0.001 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves