Write Prompts That Actually Work

Instantly evaluate, score, and improve your AI prompts with multi-dimensional analysis. Stop guessing — start crafting prompts that get results.

promptevaluator.app
Evaluate
Clarity88
Specificity74
Context91
Actionability65
Overall Score79/100

10K+

Prompts Evaluated

7

Quality Dimensions

~30s

Average Analysis Time

Free

Credits to Get Started

Features

Everything you need to level up your prompts

A complete toolkit for understanding and improving every aspect of your AI prompts.

Multi-Dimensional Scoring

Evaluate prompts across 7 dimensions: Groundedness, Fluency, Conciseness, Tonality, Relevance, Intent Match, and Reference Alignment — every angle covered.

Instant Analysis

Detailed feedback in under 30 seconds using advanced AI analysis.

Improved Prompt Suggestions

Get a rewritten, optimized version of your prompt — ready to copy and use.

Visual Score Breakdown

Donut charts and score bars make it effortless to spot your prompt's weakest points at a glance.

Credit System

Fair usage with built-in credits — each evaluation uses one credit, no surprise bills.

Detailed Feedback

Human-readable explanations for every score — not just numbers, but actionable insight.

Context Memory

Powered by Alchemyst AI's memory layer for smarter, context-aware evaluations over time.

How It Works

From prompt to perfect in 3 steps

No setup, no learning curve. Just paste, evaluate, and improve.

01

Paste Your Prompt

Enter any AI prompt you've written — for ChatGPT, Claude, or any other LLM.

02

AI Evaluates It

Advanced AI analyzes your prompt across 7 quality dimensions in under 30 seconds.

03

Improve & Iterate

Review your scores, read the feedback, and copy the AI-generated improved version.

Scoring

7 dimensions.
One clear score.

Each dimension measures a distinct quality that determines whether an AI will understand and execute your intent precisely.

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Clarity

Is the prompt clear and unambiguous?

Specificity

Does it include precise, useful details?

Context

Is enough background information provided?

Actionability

Does it lead to a clear, useful output?

Tone

Is the tone appropriate for the use case?

Completeness

Are all necessary elements included?

FAQ

Common questions

What is Prompt Evaluator?

A tool that uses AI to analyze and score your prompts across 7 quality dimensions, then suggests an improved version you can copy immediately.

Which AI models does it work for?

Any LLM — ChatGPT, Claude, Mistral, or any other. The evaluation principles apply universally.

How does the credit system work?

Each account starts with free credits. Every prompt evaluation uses one credit — fair, predictable, and sustainable.

How accurate is the scoring?

Scores reflect established prompt engineering best practices. Think of it as a strong guide rather than a rigid rulebook.

Is my data private?

Yes. Prompts are only sent for evaluation and are not stored on our servers beyond the current session.

Takes less than 60 seconds to get started

Stop writing prompts in the dark

Evaluate and improve your prompts with AI-powered insights. Free to start, no credit card required.

Start Evaluating Free

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