Check an x402 settlement on Base (chain 8453): tx exists/succeeded, USDC Transfe...
https://x402-research-iota.vercel.app/api/x402/settlement-statusOverview
Check an x402 settlement on Base (chain 8453): tx exists/succeeded, USDC Transfer and AuthorizationUsed events (from, to, amount), confirmations. Pass ?tx=0x... Errors: 400 invalid tx hash. Read-only.
Protocol
x402
Price
$0.02
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
crypto/transactions
Provider
x402-research-iota
Source
bazaar
Indexed
2026-10-25 02:31:15
Health
Status
healthy
Latency (p50)
410ms
Uptime (30d)
100.0%
Reliability Score
92/100
Last Checked
2026-10-31 07:10:01
Last Healthy
2026-10-31 07:10:01
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"tx": "0x6db0873a0a6de25a5792d465378251d7b3fe74b55761a1ac1b9f6489bb0509f3"
},
"type": "http"
}
Output Schema
{
"example": {
"authorizationsUsed": [
{
"authorizer": "0x...",
"nonce": "0x..."
}
],
"blockNumber": 37000000,
"chainId": 8453,
"confirmations": 120,
"exists": true,
"pending": false,
"signed": false,
"success": true,
"tx": "0x6db0...09f3",
"usdcTransfers": [
{
"amount": 0.1,
"amountRaw": "100000",
"from": "0x...",
"to": "0x..."
}
]
},
"type": "json"
}