AI Essay Grader
Submit an essay and rubric to receive an AI-powered grade and detailed feedback.
Your API key is used only for this session and not stored.
AI Essay Grader – Fast, Fair, and Feedback-Rich Essay Evaluation for Teachers
Say hello to the AI Essay Grader, your smart assistant designed to save time and enhance grading quality. This tool uses advanced AI models (OpenAI or Google Gemini via your API key) to evaluate student essays instantly — providing scores, comments, and constructive feedback based on your chosen rubric or grading level.
🚀 Tool Overview
🔧 How It Works:
- Paste your OpenAI or Google Gemini API key.
- Input the student’s essay text.
- Select the grade level, subject, and grading style (rubric-based, analytical, holistic).
- Optionally upload or define a custom rubric.
- Instantly receive a detailed evaluation: overall grade, section-wise scores, and feedback.
📌 Supports the Latest AI Models:
- Google Gemini: 1.0, 1.5 Flash, 1.5 Pro
- OpenAI: GPT-3.5 Turbo, GPT-4, GPT-4 Turbo
🔐 Privacy First
Your API key and essay content are never stored or shared. All data lives only in your browser during the session.
🎯 Why Use This Tool?
✅ Save Hours of Grading Time
✅ Consistent, Unbiased Evaluation
✅ Custom Rubric Support – Tailor the feedback to your standards
✅ Detailed Feedback – Spelling, grammar, coherence, argument strength, structure
✅ Adaptable to Any Subject – English, History, Social Science, and more
✅ Multi-Level Output – Grades essays from middle school to university level
✅ Copy or Download Reports – Great for student feedback or parent meetings
📝 Input Fields Explained
| Field | Description |
|---|---|
| API Key | Paste your OpenAI or Google Gemini API key |
| Essay Text | Full text of the student’s essay |
| Grade/Class Level | Determines the complexity expected |
| Subject | Helps generate context-aware feedback |
| Grading Type | Choose from holistic, rubric-based, or analytical grading |
| Custom Rubric (Optional) | Add criteria like grammar, thesis, evidence, etc. |
❓ Frequently Asked Questions (FAQ)
🧠 Can I upload a rubric?
Yes! You can define your rubric manually in the input box, and the AI will follow it while grading.
📝 Will this tool work for creative or narrative essays?
Absolutely — just specify the essay type or genre for more accurate analysis.
📊 Does it support point-based or letter-grade systems?
Yes. You can choose between percentage scores, letter grades (A-F), or rubric-based scoring.
🔁 Can I grade multiple essays in one go?
You can evaluate one at a time for precision. For bulk grading, paste each essay individually.
💬 Is feedback student-friendly?
Yes. Feedback is written in a clear, constructive tone suitable for sharing directly with students.
💰 Is there a fee?
The tool is free to use. You only pay for API usage directly to OpenAI or Google based on your plan.
🖥️ Official Platform
🌐 ToolYatri.com – Home to 2000+ free tools for teachers, students, and professionals.