OpenEvidence
Free, citation-backed medical AI for verified clinicians.
Visit OpenEvidence Free for verified clinicians (ad-supported)
What is OpenEvidence?
OpenEvidence answers clinical questions with citations to peer-reviewed literature and guidelines, free for verified healthcare professionals. It has become one of the most-used AI tools by US physicians because every answer points back to a source they can check.
Key features
- Clinical Q&A grounded in peer-reviewed sources
- Citations for every claim with links to the papers
- Drug interaction and guideline lookups
- Mobile and web access at the point of care
- Regular updates as new research publishes
Pros
- Citations make it trustworthy in a field where hallucination is dangerous
- Free for clinicians
- Adopted widely by practising doctors, not just enthusiasts
Cons
- Verification required — not for patients or the public
- Ad-supported model
- Still a decision-support aid, not a decision maker
Best for
Physicians and nurses checking evidence quicklyMedical studentsClinical teams standardising on sourced answers
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