Free Plan: 10 credit refilled monthly

Tu scrivi l’affermazione. LitSource trova le prove.

From rough draft to citations you can verify in seconds. Instantly match against 30M+ biomedical papers.

TRACEABLE SOURCESSource links included for quick verification
Incolla qui la tua ipotesi o affermazione scientifica in linguaggio naturale. Niente query complesse.
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Integrated with leading academic databases

PubMedPubMed Central

Sentence-level retrieval powered in part by NCBI LitSense/LitSense2.

Due funzioni chiave per citazioni affidabili

Dall'affermazione all'evidenza, dalla citazione alla verifica.

Funzionalità core basate su AI

Not just another search box. An AI engine that truly understands your claims. 30M+ papers, results in seconds.

Sentence-level Semantic Retrieval

Forget keyword guessing. Our AI engine truly understands your claim's semantics, pinpointing sentences and paragraphs with similar viewpoints across 30M+ papers—returning citable evidence in seconds, 100x faster than traditional search.

Evidence Tracing · One-click to Source

Every result links directly to the original paper. AI auto-highlights key sentences supporting your claim with full context. One-click export to APA, MLA, EndNote formats—seamless from discovery to citation.

Smart Biomedical Entity Recognition

Deep learning NER models automatically identify and highlight genes, diseases, drugs, cell lines, and more. Real-time access to PubMed, CrossRef, Semantic Scholar—comprehensive biomedical coverage.

Multi-dimensional Precision Filtering

Search by Introduction, Methods, Results, Discussion sections. Combined with publication date and AI-powered ranking—weighing evidence strength, journal impact, and citation trends to surface the most relevant papers first.

Trusted by Researchers at Top Institutions

See how LitSource is changing the way scientists discover and verify evidence.

Dr. Sarah Chen

Best For: Postdoc Fellow, Stanford Medicine

LitSource Workflow: I was skeptical about AI citations after seeing so many hallucinations. But LitSource only shows REAL PubMed papers. I verified every link — they're all legit. Saved me 6 hours on my last grant proposal.

James Wilson

Best For: PhD Candidate, Johns Hopkins

LitSource Workflow: From typing my claim to copying the citation — in seconds. Google Scholar takes minutes just to load results. The highlighted evidence sentences are perfect for checking relevance instantly.

Prof. David Miller

Best For: Principal Investigator, UCSF

LitSource Workflow: No more questionable citations from ChatGPT. Each result links to the original source, so my students can verify it quickly. Much faster than manual searching.

Frequently Asked Questions

Real citations, real fast. Here's what you need to know.

Can't find what you're looking for? Contact our support team

Meno ricerca manuale. Più evidenza verificabile.

Join thousands of researchers who are finding citations faster and writing better papers.

LitSource - Trova evidenze in pochi secondi