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Grade essays with custom rubrics for instant, detailed feedback. Includes AI detection to help teachers streamline objective grading.
What is Clasa AI?
Clasa AI is an advanced platform designed for the automated evaluation of academic texts using artificial intelligence. Its primary function is to serve as an AI essay grader that enables teachers and educational institutions to streamline the grading process without sacrificing precision or pedagogical control. This tool can analyze everything from elementary school assignments to complex university and graduate-level essays, adapting to the needs of educators worldwide looking to optimize their workflow on a computer or compatible devices.
The operation of Clasa AI is based on a natural language processing engine that evaluates the structure, clarity, strength of argument, and grammar of every written piece. Unlike other generic checkers, this tool uses logic based on specific criteria. Users can upload their own grading rubric, write custom instructions, or use the integrated AI rubric builder to define exact evaluation standards. The process is straightforward: upload the essay (via copy-paste or file), select the educational level, and the AI generates results in seconds.
Among its most notable capabilities, Clasa AI offers:
- Structured Grading: Provides consistent scores aligned with weighted criteria such as thesis, evidence, organization, and mechanics.
- Annotated Feedback: Generates detailed and editable in-context feedback, making it easy for students to clearly understand their areas for improvement.
- Integrated AI Detection: Performs sentence-level AI analysis to identify likely automatically generated content, displaying color-coded results to distinguish between human and synthetic writing.
- Multilingual Support: It is capable of grading and analyzing texts in 31 languages, making it a versatile tool for international contexts.
- PDF Reports: Enables the download of professional, ready-to-share results, including all annotations and the final score.
Using Clasa AI drastically reduces the time spent on grading, achieving speeds up to ten times faster than manual methods. This helps prevent teacher burnout and ensures that all students are evaluated fairly under the same standard. It is especially useful for preparing for exams like AP Lang, as well as for reviewing college essays, personal statements, and research papers. Additionally, students can use the platform to polish their drafts, ensuring their academic writing meets requirements before final submission.
Clasa AI features and use cases
How to use Clasa AI
Clasa AI FAQ
What is Clasa AI, and how does it help teachers in their day-to-day work?
Clasa AI is an artificial intelligence platform designed to grade essays and create custom rubrics, helping teachers save hours of work while providing more structured feedback.
Can I use my own grading rubrics in Clasa AI?
Yes, the tool allows you to upload your own criteria in formats such as PDF or text documents, or you can create a new rubric from scratch tailored to your specific needs.
Does Clasa AI include a feature to detect the use of AI in writing?
The platform features a built-in AI detector that analyzes essays sentence by sentence to identify which parts were written by humans and which may have been automatically generated.
How many languages can the tool grade essays in?
Clasa AI is a multilingual system capable of reviewing and grading texts in thirty-one different languages, including Spanish, English, French, German, and many others.
What kind of feedback do students receive after the review?
Students receive a detailed evaluation with annotated feedback on their argument, structure, and clarity, which the teacher can edit before sharing the final report.
Is it possible to try Clasa AI for free?
The tool offers a free plan to start grading without requiring a credit card, allowing users to test the core features before upgrading to an advanced plan.
What educational levels does this grading platform cover?
The system is designed to adapt to all levels, from elementary school to graduate studies and university admissions processes.
Can I download the grading results to give to my students?
Once the review is complete, you can generate and download a detailed PDF report that includes the final score and all annotations made on the essay.
How does Clasa AI ensure grading consistency across an entire class?
By strictly applying the same rubric or set of instructions to all documents, the AI ensures that the evaluation criteria are fair and uniform for every student.
Is it difficult to set up a writing assignment in the system?
The process is very simple and consists of three steps: just paste the essay, select or upload your rubric, and click the grade button to get instant results.
Clasa AI pricing and plans
Free
0 $
Essay grading based on rubrics or custom instructions.
Integrated AI detection with sentence-level analysis.
Instant results and structured scoring.
Shareable PDF report generation.
Support for 31 languages.
No credit card required to get started.
Starter
14 $ per month (10 $ per month billed annually).
Advanced AI essay grading.
Basic AI detection.
3 AI detection scans per day limit.
AI rubric builder.
Unlimited essay grader requests.
50,000 word monthly limit.
Standard support.
Value
29 $ per month (20 $ per month billed annually).
Advanced AI essay grading.
Advanced AI detection with sentence-level analysis.
AI rubric builder.
Unlimited essay grader requests.
Unlimited AI detector scans.
500,000 word monthly limit.
Priority support.
School
79 $ per month (55 $ per month billed annually).
Includes 3 educator seats.
Advanced AI essay grading.
Advanced AI detection with sentence-level analysis.
AI rubric builder.
Unlimited essay grader requests.
Unlimited AI detector scans.
Unlimited graded words per month.
Priority support.
Clasa AI Screenshots

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