AI Essay Grading Help for Teachers
AI essay grader for teachers and schools that syncs with Google Classroom, Canvas and Schoology; bought at ~$5K/mo and scaled by the acquirer.
In plain English
EssayGrader helps teachers mark student essays faster. It connects to class tools like Google Classroom and Canvas and drafts grades and feedback for the teacher to check. The teacher stays in charge of the final grade. Schools and teachers pay a plan.
~$80K/month (owner on podcast, Jul 2025)
Operator: Chan Yerneni
A named, real operator ran this and shared results publicly. The figures are their own.
Not disclosed.
The tool stack
Payments
OpenAI API ↗LLM / vision
Next.js ↗Web app framework
Prices are the vendors' published list prices as researched in Oct 2026 and change often — always check the vendor's pricing page.
Step-by-step setup
- Turn the learner's own material into practice.
- Generate questions, explanations and study plans.
- Freemium with student-friendly subscriptions.
- Grow via SEO and student communities.
What's automated vs. the human 15%
The machine does
- Core AI generation/analysis
- Billing and onboarding
You still do
- Product quality and support
- Distribution and marketing
- Compliance and edge cases
Overview
AI essay grader for teachers and schools that syncs with Google Classroom, Canvas and Schoology; bought at ~$5K/mo and scaled by the acquirer.
Operator: Chan Yerneni. Website: https://www.essaygrader.ai/
Estimated split: about 85% of the work automated, 15% human.
Realistic income
On the Buying Online Businesses podcast (Jul 2025), owner Chan Yerneni said he bought EssayGrader when it made about $5,000/month and scaled it to about $80,000/month. This figure is operator-reported, not independently verified, and may be out of date. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live source — numbers change.
Risks
- Must support learning, not academic dishonesty.
- Seasonal usage around exams.
- Startup cost and time to first dollar are not disclosed.
*Income figures are illustrative ranges based on public pricing and typical outcomes reported by practitioners, not guarantees. Most new online businesses earn little or nothing at first. Not financial, legal or tax advice.
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