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Verifi
Python tool for checking claims against supporting and conflicting web sources.
Web ScrapingSearch APIsPython
Overview
Verifi is a Python fact-checking tool for comparing a claim against sources found online. It pulls from web and API sources such as arXiv, PubMed, NewsAPI, Google Scholar-style search, Reuters, BBC, NPR, Nature, and archive sources so the user can inspect evidence instead of treating an LLM answer as the source of truth.
Source coverage
- API sources including arXiv, PubMed, NewsAPI, DPLA, Europeana
- Web sources including BBC, Reuters, NPR, Nature, HistoryNet, National Archives, and Google Scholar-style search
- Fallback web scraping for source pages



