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tokenguard API – Book Search
x402
tokenguard API – Book Search is a paid API for AI agents from eltociear-tokenguard.hf.space, paid per call via x402, $0.02/call, status unknown (last checked 2026-10-21).
Searches a book catalog by query string and returns matching titles, authors, edition counts, and publication years
Price / call$0.02
Success—
StatusUnknown
How this service works
Book search over Open Library: title, authors, first publication year, subjects, ISBNs and edition count
Output
Returns a JSON object with a count of results, the original query string, and an array of matching books each containing title, list of authors, number of editions, and year first published.
Example use cases
Find all books by a classic author
“Look up every book in the catalog by Jane Austen and tell me how many different editions each one has.”
Research publication history of novels
“I'm writing a paper on sci-fi literature—can you search for 'science fiction' and show me which books were published first and how many editions they have?”
Verify edition counts for book collections
“Help me figure out how many different editions exist for 'Pride and Prejudice' and when the original was published.”
Technical details
Endpoint
POSThttps://eltociear-tokenguard.hf.space/data/books?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need to look up book metadata such as titles, authors, edition counts, and publication dates from a catalog. Best suited for queries about well-known published books where you want structured bibliographic data rather than full text or purchase links.
Side effects
- No results found for obscure or misspelled query — returns empty results array with count 0
- Malformed POST body causes 400 error
- Service unavailable on HuggingFace Space — 503 during cold start or downtime
- Payment not included or insufficient — 402 Payment Required
- Query too vague returns unrelated books
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| limit | integer | 1-25 results (default 10) |
| query | string | Search terms |
Output
Schema · Response
{
"type": "json",
"example": {
"count": 2,
"query": "dune frank herbert",
"results": [
{
"title": "Dune",
"authors": [
"Frank Herbert"
],
"editions": 400,
"first_published": 1965
}
]
}
}Tags
x402
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