AI Prompt Enhancer

The free AI prompt enhancer that fixes vague prompts in one click.

AI Prompt Enhancer (by AI Prompt Fixer) scores and rewrites your prompts in real time inside ChatGPT, Claude, Gemini, Perplexity, VS Code and Cursor. Type, pause, and get a sharper prompt — without ever leaving the chat.

4.9 / 5 average ratingFree foreverWorks in 6+ toolsNo account required
Why an AI prompt enhancer matters

Most prompts fail before the model even reads them.

The single biggest reason ChatGPT, Claude or Gemini gives a flat answer is not the model — it is the prompt. A great AI prompt enhancer fixes that gap by adding structure, intent, audience and constraints automatically, so the model has everything it needs to reply well on the first try.

Real-time prompt scoring

A 1–5 maturity score appears beside every chat input the moment you stop typing. See clarity, specificity and constraint sub-scores at a glance.

One-click rewrites

The enhancer turns vague prompts into sharp, structured prompts that include audience, format, constraints and success criteria — without losing your voice.

Sub-second responses

A 120-entry LRU cache and a complexity-aware router pick the fastest healthy model, so most rewrites land in under a second.

Private by design

Prompts are processed in-memory to score the current request, then dropped. No training on your data. No sharing with third parties.

Conversation-aware

The enhancer reads up to the last 6 turns of context from the page DOM so a follow-up like “make it shorter” still rewrites with the full thread in mind.

Works in every major AI chat

Native support for ChatGPT, Claude, Gemini and Perplexity in the browser, plus a first-class extension for VS Code and Cursor.

Before & after

From a sentence to a brief.

Real examples of how the AI prompt enhancer turns a flat prompt into one that gives the model something to work with.

Before

write me a blog post about AI

After — enhanced

Write a 900-word blog post titled “Why small teams adopt AI faster than large ones” for technical founders. Use a confident, plain-spoken voice, include 3 concrete examples and end with a 4-bullet takeaway list.

Before

fix this code

After — enhanced

Review the TypeScript function below for a Next.js 15 App Router project. Identify any runtime errors, type-safety issues and React 19 anti-patterns. Return a corrected version with a short explanation of each change.

Before

make me an image of a city

After — enhanced

Generate a cinematic wide-shot illustration of a rainy Tokyo street at night, neon reflections on wet asphalt, shallow depth of field, 16:9 aspect ratio, photorealistic style with film grain.

How to use the AI prompt enhancer

Four steps, under a minute.

01

Install the AI prompt enhancer

Add the free browser extension to Chrome, Edge or Firefox — or install the VS Code and Cursor extension directly from the marketplace.

02

Open any supported AI chat or IDE

Visit ChatGPT, Claude, Gemini or Perplexity. The enhancer auto-attaches a silent coach beside the chat input.

03

Type and pause

After a short pause, you get a maturity score, dimension breakdown, intent detection and an instantly-applicable rewritten prompt.

04

Apply the rewrite

One click swaps your draft with the improved prompt. Send it as-is, or keep iterating — the coach stays on as you type.

Where the prompt enhancer runs

Native in every place you actually prompt.

ChatGPTchatgpt.com
Claudeclaude.ai
Geminigemini.google.com
Perplexityperplexity.ai
VS Codemarketplace.visualstudio.com
Cursorcursor.sh
AI Prompt Enhancer FAQ

Common questions.

An AI prompt enhancer is a tool that analyses the prompt you are about to send to a large language model and rewrites it to be clearer, more specific and easier for the model to answer well. AI Prompt Fixer is a free AI prompt enhancer that lives inside ChatGPT, Claude, Gemini and Perplexity, scoring your prompt in real time and offering a one-click rewrite.
Yes. The browser extension, the IDE extension and the web demo are free to use. A Pro tier is planned for teams that need cloud sync, shared prompt libraries and higher API limits, but the core AI prompt enhancer will stay free forever.
The browser extension currently runs on ChatGPT (chat.openai.com and chatgpt.com), Claude (claude.ai), Google Gemini (gemini.google.com) and Perplexity (perplexity.ai). There is also a native VS Code and Cursor extension for coaching prompts from inside your editor. The underlying prompt quality signals are universal, so the rewrites improve outputs from any large language model.
Yes. “AI Prompt Enhancer” and “AI Prompt Fixer” refer to the same product. AI Prompt Fixer is the company and product brand; the AI prompt enhancer is the feature it delivers — real-time scoring and rewriting of your prompts inside every major AI chat and IDE.
Most prompt tools live outside your AI chat — you copy a prompt, paste it into a separate site, wait for an output, then paste it back. The AI Prompt Enhancer runs in-place, beside the chat input you are already typing in, and applies the rewrite with one click. It also reads the active conversation, so it understands references like “make it shorter” without needing you to repeat context.
No. Prompts are processed in-memory to score and rewrite the current request, then dropped. We do not retain training data and we do not share prompt text with any third party beyond the inference provider handling that single request.

Try the AI prompt enhancer on your own prompt.

The live demo runs the exact same classify API the extension calls. Paste a prompt and watch the enhancer score and rewrite it in real time.