Recover the signer of an EIP-191 personal_sign signature over a message, and opt...
https://api.x402node.dev/crypto/sign-verifyOverview
Recover the signer of an EIP-191 personal_sign signature over a message, and optionally check it against an expected address. For verifying agent and wallet signatures. verify signature, ecrecover, personal sign, eip191, signer recovery
Protocol
x402
Price
$0.02
Payment Asset
USD Coin
Payment Network
Base
Category
crypto/wallet
Provider
x402node
Source
bazaar
Indexed
2026-06-21 23:15:32
Health
Status
degraded
Latency (p50)
481ms
Uptime (30d)
100.0%
Reliability Score
87/100
Last Checked
2026-06-22 08:37:35
Last Healthy
Never
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Invalid
Asset Verified
—
Facilitator
—
Input Schema
{
"discoverable": true,
"method": "POST",
"queryParams": {
"address": "optional expected signer to compare against",
"message": "the signed message string (required)",
"signature": "0x signature (required)"
},
"type": "http"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-06-22 08:37:35 | degraded | 404 | 479ms | |
| 2026-06-22 02:08:27 | degraded | 404 | 481ms |