Ysaere Agent Text Stamp — $0.02 USDC, no account needed
Ysaere Agent Text Stamp — $0.02 USDC, no account needed. Input: {"text":"the exact text to stamp"}. Returns a signed hash of that text. The text is not stored. Empty text is refused. No payment was taken until the text is accepted. Wallet only. No account price.
Answeringour last check, 2026-10-21
1 of 1checks answered this week
644 msmedian answer time
$0.02listed price per call
$0.02price 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
POST https://api.ysaere.com/v1/notary/stamp-text
| Category | Market data |
|---|---|
| Provider host | api.ysaere.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-21 | valid payment request | 402 | $0.02 | 644 ms |
Example input (from the provider)
{
"body": {
"label": "Q3 Approval",
"text": "Quarterly customer contract approval log."
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"description": "Stamp a short text note with a cryptographic Notary receipt and verify URL.",
"properties": {
"label": {
"description": "Optional human-readable label (up to 160 chars)",
"type": "string"
},
"text": {
"description": "Text to hash and stamp (up to 64 KB)",
"type": "string"
}
},
"required": [
"text"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}