{"uid":"cap_EwB7zgMH75Z5O0kzgJMC0","slug":"free-public-domain-detective-and-mystery-stories-catalogue-6b68c3a9","name":"Free Public-Domain Detective and Mystery Stories Catalogue","description":"Free public-domain books on \"Detective and mystery stories\": browse the catalogue's works tagged with that Library of Congress subject (1,112 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. $0.01 per page of 20.","url":"https://intel.rallylive.ca/library/subject/detective-and-mystery-stories","method":"GET","headers":{},"bodySchema":{"type":"object","$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_gVfBnUtHhZRLX5Od2ZJm-","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 detective and mystery fiction books from Project Gutenberg and Internet Archive, with epub/txt/html download links, ranked by relevance and popularity.","exampleAgentPrompt":"Can you show me the most popular free public-domain detective and mystery books I can download as epub or txt — maybe filter by 'Conan Doyle' if possible?","exampleUseCases":[{"title":"Classic detective novel reading list","prompt":"Pull me a list of the most popular free classic detective and mystery novels I can download right now — I want epub links so I can load them on my e-reader."},{"title":"Author-specific mystery search","prompt":"Find all the free public-domain mystery books by Wilkie Collins available for download, with epub or txt links."},{"title":"Curated mystery fiction for a book club","prompt":"I'm putting together a reading list for a mystery book club — can you browse the free public-domain detective and mystery catalogue and give me the top 20 most relevant titles with download links?"}],"resultDescription":"A paginated list (20 items per page) of public-domain detective and mystery books, each with title, author, relevance/popularity ranking, and direct download links in epub, txt, and html formats. Data is drawn from Project Gutenberg (1,112+ works) and Internet Archive, re-verified daily.","failureModes":["No results returned if keyword filter matches no titles or authors","Pagination out of range returns empty result set","Downstream Project Gutenberg or Internet Archive data temporarily unavailable causing stale or missing results","Payment failure (x402) if USDC balance is insufficient for the $0.01 per call fee"],"whenToPreferThis":"Choose this endpoint when you need to discover or list free, legally downloadable public-domain detective and mystery fiction with direct file links. It is best when you want curated, relevance-ranked results from Project Gutenberg and Internet Archive without scraping those sites directly. Prefer it over general web search when you need structured book metadata and download URLs rather than web pages.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:21:43.399Z","isFirstParty":false}