Study tutor (main orchestrator) for any exam — 考研, 期末考试, certifications. Use whenever the user wants to systematically learn or prepare for an exam from study material. Chinese triggers: uploading a textbook/课件/讲义 with "开始学习" "带我系统过一遍" "复习第X章" "帮我复习"; "继续学习" "上次学到哪了"; "做成思维导图"; uploading/mentioning past exam papers…
Feynman-technique verification sub-skill (orchestrated by study-assistant; also usable standalone). Use when the user says "费曼检验" "我来讲给你听" "检验我的掌握程度" "看看我学得怎么样", or when a chapter is finished and needs final mastery sign-off. The learner explains a point in their own words; Codex plays a sharp beginner, probes gaps…
Image-reading sub-skill (orchestrated by study-assistant; also usable standalone). Use for ANY study material that must be visually inspected: scanned textbook pages, courseware figures/charts/diagrams, photographed exam papers, photos of handwritten answers or notes, and png/jpg/jpeg/gif/webp/bmp files. Supports OCR…
Mind-map sub-skill (orchestrated by study-assistant; also usable standalone). Use whenever a chapter knowledge-point mind map needs to be generated or refreshed — the user says "思维导图" "知识图谱" "脑图", or any knowledge point's mastery/status changed. Renders knowledge.json into a zero-dependency offline-capable interactive…
Quiz & assessment sub-skill (orchestrated by study-assistant; also usable standalone). Use when the learner uploads past papers/questions ("真题", 历年试卷, 样题), wants AI to search for school-style questions, asks to be tested ("出题" "考我" "测验" "模拟题" "来套模拟卷"), submits answers for grading, or asks to review mistakes. Maintains…
Personalized lecture & explanation sub-skill for a Chinese graduate-exam learner who values step-by-step reasoning, intuitive/visual understanding, strict condition checking, error diagnosis, and exam-oriented transfer. Orchestrated by study-assistant but also usable standalone. Use when the learner wants a…