{"uid":"cap_QvBLQ72cRw4sLud0K2R7s","slug":"x402-api-aubr-ai-1819ed68","name":"Aubrai Scientific Literature Search & Synthesis","description":"Search and synthesize scientific literature on longevity and aging. Submit a research question; returns cited answer with references from PubMed and other sources.","url":"https://x402-api.aubr.ai/api/literature","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"mode":{"enum":["fast","deep"],"type":"string","description":"Search depth"},"tags":{"type":"array","items":{"type":"string"},"description":"Tracked terms for radar-style searches. With tagMode=fanout, each tag is searched separately."},"year":{"type":"string","description":"Filter by publication year"},"scope":{"enum":["preprints","no-preprints","trials"],"type":"string","description":"Opt-in scoping mapped to Exa domains: preprints (biorxiv/medrxiv/arxiv), no-preprints (exclude those), trials (clinicaltrials.gov). Omit for full index."},"date_to":{"type":"string","description":"End date filter (YYYY-MM-DD)"},"sources":{"type":"array","items":{"type":"string"},"description":"Deprecated / ignored — retrieval is one Exa index (already covers pubmed/arxiv/biorxiv/etc.). Use scope instead."},"tagMode":{"enum":["fanout","combined"],"type":"string","description":"Use fanout for independent tracked-term searches; use combined only when tags must be searched together."},"question":{"type":"string","description":"Research question"},"date_from":{"type":"string","description":"Start date filter (YYYY-MM-DD)"},"maxResults":{"type":"number","description":"Max results to return"},"privacyMode":{"type":"string","description":"Optional plaintext privacy mode forwarded to Aubrai when provided."},"sourceProfile":{"enum":["fast-default","deep-default","clinical","paperclip","litqa-recall"],"type":"string","description":"Optional source profile. Omit for Aubrai defaults."},"perSourceLimit":{"type":"number","description":"Deprecated / ignored — Exa is a single index (no per-source cap)."},"includeRejected":{"type":"boolean","description":"Default false — when true, completed responses include rejectedReferences[] and relevance.reason on rejected refs."},"filterReferences":{"type":"boolean","description":"Default true upstream — drop off-topic refs. Set false for raw/unfiltered refs (debug)."},"retrievalProfile":{"enum":["default","litqa-recall"],"type":"string","description":"Optional retrieval profile: \"default\" or \"litqa-recall\"."},"allowSourceExpansion":{"type":"boolean","description":"Deprecated / ignored — Exa is a single index. Use scope for deliberate scoping."}}},"responseSchema":{"type":"json","example":{"jobId":"job_abc123","answer":"...","status":"completed"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ytjTcv0ihtMM6OiJFSN-Y","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Searches PubMed and other scientific sources for longevity/aging research, then synthesizes a cited answer to a submitted research question","exampleAgentPrompt":"Do a deep search on PubMed for research about the effects of rapamycin on lifespan extension in mammals — give me a synthesized answer with cited references, returning up to 20 results.","exampleUseCases":null,"resultDescription":"A synthesized, cited answer to the research question, backed by references from PubMed and other configured sources, including relevant paper titles, authors, and publication details","failureModes":["Missing required 'question' parameter returns an error","Invalid 'mode' enum value (not 'fast' or 'deep') causes validation failure","No results found if query is too narrow or unrelated to longevity/aging literature","Payment not fulfilled via x402 protocol results in 402 Payment Required","Source unavailable (e.g. PubMed API downtime) may return partial or empty results","maxResults set too high may slow response or hit upstream rate limits"],"whenToPreferThis":"Use this endpoint when you need evidence-based, cited answers from the scientific literature specifically on longevity, aging, or lifespan science topics. Prefer this over general web search when you need PubMed-indexed peer-reviewed sources with proper citations. Choose 'fast' mode for quick lookups and 'deep' mode for thorough synthesis across multiple sources.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T03:42:36.071Z","isFirstParty":false}