agentshelf.syntexa.ch
x402Not rated yetLast checked 4 hours ago
POST https://agentshelf.syntexa.ch/v1/base-balance
Call when an agent needs Base mainnet ETH and USDC balances, tx_count, and a rough x402 affordability hint for one address. Send address as EIP-55 or all-lowercase 0x. Read-only eth_getBalance and USDC balanceOf on eip155:8453. No private key and no spend. Send JSON {"address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"}. Exact $0.003 USDC on Base. Try unpaid POST /v1/sandbox/base-balance first.
Price$0.003per chain read · paid in USD on Base
Uptime100%
1/1 probes · 1375 ms
Score–Needs 3 checks
Paid usage, 30 days1payers · 1 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 POST "https://agentshelf.syntexa.ch/v1/base-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 12:16 | Valid 402 | 402 | 1375 ms | $0.003 |
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