Each source gets a 0–10 credibility score across author expertise, publication reputation, recency, citations, bias, and evidence quality — with red flags and positive indicators called out.
Read our full article on evaluating source credibility for academic research, with examples and step-by-step verification techniques.
Read the full credibility guide →How to evaluate whether a source is credible for academic work.
A source credibility checker evaluates whether a website or online source is trustworthy for academic research. Sourcely scores any URL from 0–10 based on author credentials, publication standards, evidence quality, and potential bias.
Verify AI-generated references, check DOIs, and find real academic sources — everything you need to cite with confidence.
Verify citations and catch fake AI references
Citation & Reference FinderFind real peer-reviewed sources with citations
ChatGPT Fake CitationsWhy AI makes up references and how to fix it
AI Hallucinated CitationsWhat hallucinated references are and how to spot them
Fake DOI CheckerValidate DOIs against CrossRef instantly
Check If a Citation Is RealStep-by-step citation verification guide
AI Citation CheckerCheck citations from ChatGPT, Claude, and Gemini
Source Credibility CheckerScore any URL for research credibility
APA Citation FinderGenerate APA 7 citations from URLs, DOIs, and titles
MLA Citation FinderGenerate MLA 9 Works Cited entries instantly
Chicago Citation FinderChicago 17 citations in Notes-Bib or Author-Date
DOI CheckerValidate DOIs against CrossRef instantly
Research Paper SummarizerSummarize papers from URL, DOI, or abstract
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Welcome to Sourcely! Our AI-powered source finding tool is built by students for students, allowing us to truly understand the needs of the academic community. This student perspective keeps us up-to-date with the latest research and trends, while our collaborative approach ensures that Sourcely is continually improving and evolving.