One product. Full access. Every tier includes the complete library and the full AI tutor.
Full access to the library and the AI tutor for 7 days. Choose your plan at any point. No card captured until you upgrade.
Full access to the SOL video library, the AI tutor, all quiz types, progress tracking, and exam lens filters (USMLE, IMBR, UK Finals, Pre-hospital). No content is gated by tier.
Priority AI throughput, downloadable revision notes (PDF/Markdown), priority access to new lessons as they ship, and the FSRS spaced repetition scheduler.
Monthly subscribers can cancel at any time; access continues until the end of the current billing period. Annual subscriptions are pre-paid; proration is handled automatically.
Yes. The SOL AI Agent is a closed-corpus RAG system trained exclusively on the SOL library and its canonical sources (Guyton & Hall and peer-reviewed supporting works). It cannot access the open web and refuses when it lacks a grounded source.
No. Chat history is retained for 180 days (user-deletable from Account) and is not used to train any model. This is a contractual commitment with our model providers.
Cohort seats, analytics, and SSO are on the roadmap. Contact us at education@sol.ac for early institutional pilots.