Recovers the address that signed a personal_sign (EIP-191) message and tells you
Recovers the address that signed a personal_sign (EIP-191) message and tells you whether it matches the address you expected. This is how you prove a wallet is controlled by whoever is talking to you.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
19 msmedian answer time
$0.0025listed price per call
$0.0025price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://flat-rate-llm.kikoribera03.workers.dev/v1/util/verify-signature
| Category | Market data |
|---|---|
| Provider host | flat-rate-llm.kikoribera03.workers.dev |
| Networks | eip155:137, eip155:42161, eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.0025 | 19 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"expected": "0x27295608671E37654daD42A3E366290897A9861b",
"message": "hello",
"signature": "0x6b6789de154ae28f9182d3879f509c1124d6ae9c3617312e7f38eed8944eabfe275e8112c19eb9026686e6826dca4b32daeb409d0836f3767ea50ea5ea2044291b"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"expected": {
"description": "Optional address to compare the recovered signer against.",
"type": "string"
},
"message": {
"description": "The exact message that was signed.",
"type": "string"
},
"signature": {
"description": "65-byte 0x signature from personal_sign.",
"type": "string"
}
},
"required": [
"message",
"signature"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}