Paste any prompt. Get an instant quality score (0–100) with a breakdown across 5 dimensions and improvement suggestions.
Drop any AI prompt into the text box — a user prompt, system prompt, or both.
Gemini AI evaluates it across 5 quality dimensions in under 5 seconds.
Use the breakdown to improve your prompt, then save it in PromptEase for future use.
Real examples showing how small improvements double your prompt score.
Write about marketing
Write a 300-word LinkedIn post for a B2B SaaS startup. Target audience: HR managers at 50-200 person companies. Tone: professional but conversational. Include one data point about AI adoption in HR. End with a question to drive comments.
Fix my code
You are a senior Python developer. Review the following Python function for performance issues, edge cases, and PEP 8 violations. Return your feedback as a numbered list with: 1) Issue description 2) Code location 3) Suggested fix. Focus only on critical and high-severity issues.
Summarize this article
Summarize the following article in exactly 5 bullet points. Each bullet must: start with a bold key term, be under 20 words, and focus on actionable insights rather than background information. Audience: busy executives who will skim this in 30 seconds.
A prompt grader is a tool that evaluates the quality of your AI prompt and gives it a score from 0-100. It analyzes dimensions like clarity, specificity, context, format instructions, and edge-case handling.
The score is calculated by Gemini AI evaluating your prompt across 5 dimensions: Clarity (20pts), Specificity (20pts), Context (20pts), Format Instructions (20pts), and Edge Case Handling (20pts). Each dimension is scored independently.
Yes, the Prompt Grader is completely free to use with no account required. You can grade unlimited prompts. For saving your prompts and getting access to the full PromptEase toolkit, create a free account.
The Prompt Grader evaluates prompts intended for any major AI model: GPT-4o, Claude 3.5/3.7, Gemini 2.5 Flash/Pro, Mistral, Llama, and others. Select the target model for more tailored feedback.
Focus on the lowest-scoring dimensions first. Add specific context about who you are and what you need. Specify the exact output format (bullet points, JSON, a table, etc.). Add constraints about what to include or avoid. Use role prompting to set the AI persona.
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