O
OAI content detection, plagiarism and fact checking for publishers and educators
Free, from $12.95/mo
GPTZero vs StudySpaces
Pricing, features, platforms and who each one suits — side by side.
G
Choose GPTZero if…
- you want a free plan to start with
- you work on Chrome
- you're in its core audience: teachers and educators, students
S
Choose StudySpaces if…
- you're in its core audience: tutoring businesses, test-prep companies
Side by side
Feature GPTZero StudySpaces
Pricing modelFreemiumPaid
Starting price—$100/mo
Free plan
Free trial
API
Open source
Security and complianceSOC 2 Type II, CCPA, GDPR—
Plagiarism checker—
Writing replay—
Docs/LMS integration—
PlatformsWeb, Chrome, APIWeb, API
CategoryAI Detection & HumanizersTools for Teachers
CompanyGPTZero LLCBetter Search Corporation
Based inUnited StatesUnited States
Founded2023—
Part of——
Key features
G GPTZero
- Detects text from ChatGPT, Claude and Gemini
- Highlights passages likely to be AI-generated
- Writing Replay shows how a document was typed
- Plagiarism checker for unattributed content
- Hallucination detector
- Grammar check and writing feedback
- Google Docs, Google Classroom, Canvas and Zapier integrations
- API with code samples in 17 languages
S StudySpaces
- White-label student portal with your own domain, logo and emails
- SAT, PSAT, SSAT and ISEE content included at no extra cost
- AI question and flashcard builder from PDFs
- Timed mock exams with auto-grading and feedback
- Progress by topic, plus pacing and timing analysis
- Automatic parent reports
- Live whiteboard tutoring sessions
- REST API and MCP integration for Claude
Plans and prices
From each vendor's site. Prices change — confirm before buying.
GPTZero
FreeFree
Professional TeamPrice not shown on page
StudySpaces
Up to 100 students$100/mo
100+ studentsCustom
Strengths and limitations
GPTZero
- Free tier available to get started
- Integrates with Google Docs, Google Classroom, Canvas and Zapier
- Fully supports five languages
- States SOC 2 Type II, FERPA, GDPR and CCPA compliance
- Individual plan prices could not be read from the pricing page
- Team plan requires at least 2 seats and payment by card only
- No native mobile apps mentioned
StudySpaces
- Billed only for students who log in during the month
- Unlimited team members at no extra cost
- Every plan includes white-label branding and all features
- No per-test credits for the included exam packs
- Official ACT materials are a paid add-on
- No free plan or free trial listed
- Programs with 100+ students need a custom quote
- Built only for tutoring businesses, not individual students
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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy