MediPrep Study Navigator helps medical students turn lectures and study topics into reviewed, source-safe learning routes. ChatGPT analyzes learner-provided files and sends MediPrep only short medical concept phrases; MediPrep returns coordinated video metadata, rights-approved shared UWorld question IDs when available, public references, and human-published MediPrep practice. MediPrep does not receive uploaded files or proprietary question bodies. Third-party product names are used descriptively; MediPrep is not affiliated with or endorsed by their owners.