{"uid":"cap_dAd7xGkmBp9vRqXoLLU3o","slug":"free-books-friendship-71ba8d48","name":"free-books-friendship","description":"Free public-domain books on \"Friendship\": browse the catalogue's works tagged with that Library of Congress subject (557 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. $0.01 per page of 20.","url":"https://intel.rallylive.ca/library/subject/friendship","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Pa51eZN3odfkfYUKaDbiy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paginated catalogue of free public-domain books tagged with the 'Friendship' Library of Congress subject from Project Gutenberg and Internet Archive, ranked by relevance and popularity with direct download links.","exampleAgentPrompt":"Can you pull up a list of free public-domain books about friendship from Project Gutenberg — show me the first page of results with download links, and filter it to anything with 'Emerson' in the author name?","exampleUseCases":[{"title":"Reading list builder for friendship theme","prompt":"I'm putting together a reading list on the theme of friendship — can you find me the most popular free public-domain books about friendship, with epub download links, so I can add them to my e-reader?"},{"title":"Find specific author's friendship works","prompt":"Can you search for free public-domain books about friendship where the author is Cicero or Aristotle and give me direct download links?"},{"title":"Classroom literature discovery","prompt":"I'm a teacher looking for classic texts on friendship that I can freely distribute to students — can you list public-domain books on that subject with their download links?"}],"resultDescription":"A ranked page of 20 public-domain books tagged with the Friendship Library of Congress subject, including title, author, relevance/popularity ranking, and direct epub/txt/html download links. Results are re-verified daily and sourced from Project Gutenberg and Internet Archive.","failureModes":["No results returned if keyword filter is too narrow or misspelled","Pagination beyond available results returns empty page","Occasional dead download links if upstream source (Gutenberg/Archive) changes file paths between daily re-verification cycles","Rate limiting or payment failure if USDC balance is insufficient for the $0.01 per call fee"],"whenToPreferThis":"Choose this endpoint when you need to discover and access free, legally downloadable public-domain books specifically on the topic of friendship, with pre-filtered Library of Congress subject tagging and ranked popularity — particularly when you need direct epub/txt/html links ready for download without scraping Gutenberg or Archive yourself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:22:01.630Z","isFirstParty":false}