✦ Chrome Extension

Grammarly for your
AI prompts

FixMyPrompt scores your prompts as you type and improves them in one click — on ChatGPT, Claude, Gemini, Perplexity, Grok, and more.

Add to Chrome — It's free See how it works
11+ AI platforms
Free AI optimization
100% Local scoring
chatgpt.com

Write me a blog post about productivity tips for developers…

FixMyPrompt Optimize before you send
Fix Prompt Grammar Pro tone Concise Expand

Works everywhere you prompt

Supported AI platforms

ChatGPT Claude Gemini Perplexity Grok DeepSeek Copilot Mistral Meta AI Poe HuggingChat

Features

Everything you need to write better prompts

A floating toolbar appears when you focus any chat input — score, improve, and send with confidence.

⚡

Live prompt scoring

0–100 score with clarity, specificity, context, structure, and effectiveness — runs locally, no account needed.

✨

One-click optimize

Fix Prompt, grammar, professional tone, technical style, concise, or expand — right inside your chat.

⇄

Compare mode

Before/after diff with highlights. Accept, reject, or undo in one click.

⌨️

Keyboard shortcuts

⌘⇧I fix · ⌘⇧G grammar · ⌘⇧K concise · ⌘⇧Z undo. Stay in flow.

📋

History & templates

Save optimizations, search history, favorite prompts, and use templates.

📊

Local analytics

Track optimizations and scores — all stored privately on your device.

How it works

Up and running in 30 seconds

1

Install the extension

Add FixMyPrompt to Chrome. Pin it to your toolbar for quick access.

2

Open any AI chat

Visit ChatGPT, Claude, or any supported site. The toolbar appears on focus.

3

Score & optimize

See your live score as you type. Click Fix Prompt before you send.

Pricing

Completely free

Live scoring and all AI optimization features are free — no account or subscription required.

Free

$0

  • Live prompt scoring
  • Unlimited AI optimizations
  • All improve actions — grammar, tone, expand & more
  • All supported platforms
  • History, templates & analytics
  • No account required
Get started

FAQ

Common questions

Do I need an API key?

No. End users never enter an API key. FixMyPrompt handles AI optimization through the extension.

Is my data sent anywhere?

Scoring runs locally. AI optimization sends your prompt to our provider. History and analytics stay on your device.

Which browsers are supported?

Chrome and Chromium browsers (Edge). Chrome 114+ required for the side panel.

Is it really free?

Yes. Live scoring and all AI optimization features are free with no account or subscription required.

Write better prompts today

Install FixMyPrompt and start optimizing your prompts for free — no account required.

Add to Chrome

Replace this link with your Chrome Web Store URL when published.