According to AlphaMoat, as of 2026-09, the Chrome extension Mindstone AI Coach has 3,000 users (+0% MoM), rated 4.7 (25 reviews) — ranked #895 of 9,324 AI browser extensions, and #205 of 2,418 in General AI.
What is Mindstone AI Coach
Bring Mindstone with you where you work. Improve prompts inline: open the panel, get suggestions, replace in one click. How it works: 1. Open your AI app (e.g. ChatGPT, Gemini, Claude, Copilot) 2. Start typing. The Mindstone icon will appear in the box 3. Click on the Mindstone icon. It will improve your prompt and give you feedback. 4. Send it and get a better result!
Extension profile
User Growth Trend
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.