Project Gutenberg books via Gutendex (keyless)
Project Gutenberg books via Gutendex (keyless). search/topic/ids/author_year → trimmed book list.
Not tested: has real-world effectsour last check, 2026-10-31
0 of 0checks answered this week
n/amedian answer time
$0.002listed price per call
n/aprice it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://x402-v2-mint-gutendex-books.vercel.app/v1/gutendex-books
| Category | Search and research |
|---|---|
| Provider host | x402-v2-mint-gutendex-books.vercel.app |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
We never call tools that send, buy, move money or file anything, not even without paying.
Example input (from the provider)
{
"body": {
"request_id": "discover-probe"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"author_year_end": {
"maximum": 2100,
"minimum": -2000,
"type": "integer"
},
"author_year_start": {
"maximum": 2100,
"minimum": -2000,
"type": "integer"
},
"copyright": {
"type": "boolean"
},
"ids": {
"description": "Comma-separated Gutenberg IDs",
"maxLength": 200,
"type": "string"
},
"languages": {
"description": "Comma-separated language codes",
"maxLength": 64,
"type": "string"
},
"limit": {
"default": 10,
"maximum": 32,
"minimum": 1,
"type": "integer"
},
"mime_type": {
"maxLength": 64,
"type": "string"
},
"q": {
"maxLength": 200,
"type": "string"
},
"request_id": {
"type": "string"
},
"search": {
"maxLength": 200,
"type": "string"
},
"sort": {
"maxLength": 32,
"type": "string"
},
"topic": {
"maxLength": 100,
"type": "string"
}
},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"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"
}