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Free Books on Human-Alien Encounters (Project Gutenberg + Internet Archive)
x402
Free Books on Human-Alien Encounters (Project Gutenberg + Internet Archive) is a paid API for AI agents from intel.rallylive.ca, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).
Returns a paginated catalogue of free public-domain books tagged with the 'Human-alien encounters' Library of Congress subject, ranked by relevance and popularity, with direct epub/txt/html download links.
Price / call$0.01
Success—
StatusUnknown
How this service works
Free public-domain books on "Human-alien encounters": browse the catalogue's works tagged with that Library of Congress subject (463 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.
Output
A ranked page of up to 20 public-domain book records matching the 'Human-alien encounters' subject tag, each including title, author, relevance/popularity ranking, and direct download links in epub, txt, and/or html formats. Results are sourced from Project Gutenberg (463+ titles) and Internet Archive and are re-verified daily.
Example use cases
Classic alien contact reading list
“I want to explore classic public-domain stories about humans meeting aliens — can you find the most popular free books on that topic and give me download links in epub or plain text format?”
Narrowing search by author or title
“Find me free books about alien encounters written by H.G. Wells or with 'invasion' in the title — I want direct download links for epub or txt versions.”
Research corpus for AI training
“I need a catalogue of public-domain texts on human-alien encounters from Project Gutenberg and Internet Archive — can you fetch a page of 20 results with their download links so I can build a reading corpus?”
Technical details
Endpoint
GEThttps://intel.rallylive.ca/library/subject/human-alien-encountersWhen to prefer
Choose this endpoint when you need free, legally downloadable public-domain books specifically tagged with the 'Human-alien encounters' Library of Congress subject, with direct epub/txt/html links and daily-verified availability. Prefer it over a general web search when you want structured, pre-filtered library catalogue results rather than scraping arbitrary sites.
Side effects
- No results returned if query keywords match no titles or authors in the catalogue
- Pagination beyond available results returns empty page
- Occasional stale links if a source (Internet Archive) moves content between daily re-verification cycles
- Payment failure if USDC balance is insufficient for the $0.01 per call fee
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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