Know your grade
before you submit.
Rubrix is an AI-powered Chrome extension that grades your assignments against the rubric before you turn them in — so you know exactly where you stand and what to improve.
Install RubrixFrom assignment to grade in seconds.
Watch Rubrix analyze a real Canvas assignment and return instant, rubric-aligned feedback.
How It Works
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Open Your Assignment
Navigate to your assignment page. Rubrix activates automatically in your browser.
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Rubrix Reads the Rubric
Rubrix analyzes the assignment rubric and your submission — no copying and pasting required.
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Instant Grades & Feedback
AI scores each rubric criterion and shows you exactly what to improve before you submit.
Everything You Need
AI-Powered Grading
Built on leading AI models from Anthropic and OpenAI. Grades are consistent, fast, and explainable.
Reduced Anxiety
Submitting blind is stressful. Rubrix shows you where you stand before you turn anything in.
Compatible with Canvas
No setup required. Rubrix integrates directly into your workflow as a Chrome extension.