5 items
Real-time prompt scorer & coaching panel for ChatGPT, Claude, Gemini, Copilot & more. Zero external API dependencies. Mnemox scores your prompts in real time as you type - on ChatGPT, Claude, Gemini, or any website with a text box. No API key required. No data leaves your browser by default. What it does - Scores your prompt from 0-100 across 8 quality rules - Shows a floating badge with score, grade (A-F), and token estimate - Click the badge to open the coaching panel with a full rule breakdown - Each rule shows a coloured progress bar so you know exactly what to fix - Generates an improved version of your prompt with one click to copy - Works on any website - not just AI chat tools The 8 scoring rules 1. Clarity - is the language clear and unambiguous? 2. Specificity - does the prompt include enough detail? 3. Context - is relevant background information provided? 4. Clear Goal - is there a specific, actionable request? 5. Constraints - are format, length, or scope limits defined? 6. Structure - is the prompt logically organised? 7. Length Balance - is it the right length for the task? 8. Examples - are examples provided where helpful? Privacy - Zero external API calls by default - No data leaves your browser unless you explicitly turn on an optional feature - All prompt and response scoring runs locally in your browser - No account required - Two optional features are off by default and must be enabled in the popup settings: Trace Logging (saves your prompt/response text to the MnemoxTrace dashboard) and Memory Alignment (sends AI response text to compare against saved memories)
Jul 20, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.