Check the exact ERC20 allowance an owner has granted to a spender contract, flag...
https://api.x402node.dev/chain/token-approvalsOverview
Check the exact ERC20 allowance an owner has granted to a spender contract, flagging unlimited approvals for revocation, on EVM chains. token allowance, approval check, unlimited approval, revoke allowance, spender allowance, wallet security
Protocol
x402
Price
$0.0050
Payment Asset
USD Coin
Payment Network
Base
Category
crypto/wallet
Provider
x402node
Source
bazaar
Indexed
2026-06-12 06:12:26
Health
Status
healthy
Latency (p50)
419ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-07-28 06:33:54
Last Healthy
2026-07-28 06:33:54
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"discoverable": true,
"method": "GET",
"queryParams": {
"address": "EVM/chain address (optional)",
"chain": "ethereum, base (default), arbitrum, optimism, polygon",
"owner": "Token owner address (required)",
"spender": "Spender contract address (required)",
"token": "ERC20 contract address (required)"
},
"type": "http"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-07-28 06:33:54 | healthy | 402 | 140ms | |
| 2026-07-28 02:35:54 | healthy | 402 | 418ms | |
| 2026-07-27 23:13:37 | healthy | 402 | 419ms | |
| 2026-07-27 17:08:29 | healthy | 402 | 416ms | |
| 2026-07-27 11:23:30 | healthy | 402 | 422ms | |
| 2026-07-27 10:33:49 | healthy | 402 | 415ms | |
| 2026-07-27 06:55:29 | healthy | 402 | 417ms | |
| 2026-07-27 02:59:52 | healthy | 402 | 417ms | |
| 2026-07-26 20:26:19 | healthy | 402 | 141ms | |
| 2026-07-26 18:03:17 | healthy | 402 | 139ms | |
| 2026-07-26 17:03:03 | healthy | 402 | 419ms | |
| 2026-07-26 12:28:37 | healthy | 402 | 415ms | |
| 2026-07-26 05:49:42 | healthy | 402 | 444ms | |
| 2026-07-26 03:56:58 | healthy | 402 | 584ms | |
| 2026-07-25 20:42:39 | healthy | 402 | 430ms | |
| 2026-07-25 17:17:27 | healthy | 402 | 419ms | |
| 2026-07-25 14:06:16 | healthy | 402 | 433ms | |
| 2026-07-25 10:39:45 | healthy | 402 | 433ms |