Base wallet activity profile + heuristic risk score + exact-address OFAC SDN san...
https://api.firstmention.uk/s/walletprofile/profileOverview
Base wallet activity profile + heuristic risk score + exact-address OFAC SDN sanctions screen (US Treasury list, public data). /profile and /sanctions. Free /sample.
Protocol
x402
Price
$0.01
Payment Asset
USD Coin
Payment Network
Base
Category
crypto/wallet
Provider
walletprofile
Source
bazaar
Indexed
2026-10-26 07:15:28
Health
Status
healthy
Latency (p50)
130ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-10-27 22:25:13
Last Healthy
2026-10-27 22:25:13
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"address": "0x4200000000000000000000000000000000000006",
"range_blocks": 20000
},
"type": "http"
}
Output Schema
{
"example": {
"address": "0x4200...0006",
"approvalEventsInWindow": 3,
"flags": [
"has open token approvals"
],
"kind": "contract",
"nativeBalanceEth": 1.2,
"ok": true,
"outgoingTransactionCount": 42,
"riskScore": 72,
"sanctions": {
"flagged_counterparties": [],
"list": "US Treasury OFAC SDN list (advanced XML export), digital-currency address entries",
"list_size": 124,
"note": "Exact address match against the OFAC digital-currency address list only.",
"on_list": false,
"screened": true
},
"transfersInWindow": 15,
"verdict": "medium"
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-27 22:25:13 | healthy | 402 | 86ms | |
| 2026-10-27 21:23:52 | healthy | 402 | 529ms | |
| 2026-10-27 20:11:34 | healthy | 402 | 130ms | |
| 2026-10-27 19:08:11 | healthy | 402 | 64ms |