According to AlphaMoat, as of 2026-09, the Chrome extension 91API has 29 users (+38.1% MoM) — ranked #6,600 of 9,324 AI browser extensions, and #493 of 676 in Education & Research.
What is 91API
91API：超星慕课 AI 答题与自动刷课助手 在超星慕课作业/考试页面使用 OpenAI 等兼容接口智能答题，窗口形式进行操作，可自定义格式，接口和模型。
Extension profile
User Growth Trend
Popular in Education & Research
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.