OpenEvidence is a free, ad-supported AI platform for verified US physicians, with 430K+ registered users and 8.5M+ monthly consultations. AttendMe.ai is available globally with a dedicated article database, evidence quality frameworks, and institutional protocol integration. Both leverage AI for clinical queries, but differ in access model, evidence tools, and feature breadth.
Short answer
AttendMe.ai is generally the stronger fit when physicians want Available globally — no NPI or US license required and Evidence quality assessment using validated frameworks (GRADE, RoB2, AMSTAR2). OpenEvidence remains a strong fit when the priority is Free for verified US physicians with no subscription required and 430K+ physician user base with strong US adoption.
OpenEvidence is still a credible choice for teams that primarily need Free for verified US physicians with no subscription required and 430K+ physician user base with strong US adoption. The decision depends on whether the workflow is closer to evidence-ranked AI decision support or the competitor's established product model.
| Feature | AttendMe.ai | OpenEvidence |
|---|---|---|
| Content Model | AI search across 3M+ primary articles | AI reasoning across peer-reviewed studies |
| Article Database | 3M+ peer-reviewed articles | Peer-reviewed journals (NEJM, JAMA, NCCN) |
| Deep Research | 20+ sources per query (GPT-5) | DeepConsult (hundreds of studies) |
| Evidence Quality Assessment | GRADE, AMSTAR2, RoB2, QUADAS2 | |
| Specialty-Specific Search | 34 specialties + 200+ subspecialties | |
| Clinical Calculators | 150 with auto-detection | |
| Clinical Algorithms | 429 clinical pathways | |
| Protocol Upload | ||
| Library Management | Save, organize, export citations | |
| Geographic Access | Global | US physicians only (NPI required) |
| Pricing Model | Free tier + paid plans | Free (ad-supported) |
| Mobile App |
AttendMe.ai is better for clinicians who want Available globally — no NPI or US license required and Evidence quality assessment using validated frameworks (GRADE, RoB2, AMSTAR2). OpenEvidence can be better when the main need is Free for verified US physicians with no subscription required and 430K+ physician user base with strong US adoption.
Choose AttendMe.ai when the workflow depends on cited AI answers, primary-literature search, evidence quality assessment, clinical calculators, pathways, or protocol-aware institutional context.
OpenEvidence may make more sense when an organization already depends on Free for verified US physicians with no subscription required and 430K+ physician user base with strong US adoption and does not need AttendMe.ai's AI-first clinical evidence workflow.
Not necessarily. AttendMe.ai is designed as AI clinical decision support for literature-grounded questions, calculators, pathways, and protocol-aware workflows. Some teams may use it alongside OpenEvidence.
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