# Plagiarism Checker Plus (plagiarismcheckerplus.com)

Compares pasted or uploaded text against web pages and academic sources, flagging copied passages and sentences that read as AI-written.

- Atlas card: https://inite.ai/en/atlas/plagiarismcheckerplus.com
- Site: https://plagiarismcheckerplus.com
- For: Students checking essays before submission, and teachers and schools checking class work for plagiarism and AI writing.
- Use not measured/100 · alive 100/100

## Used for

- Check essays for plagiarism before handing them in
- Find which sentences need citations and cite them
- Check a class set of submissions in one batch

## Price

- from 3.99 USD/month, free plan (read 2026-11-02 on https://plagiarismcheckerplus.com/pricing)

## For developers

- API docs: https://plagiarismcheckerplus.com/integrations/api
- MCP server: com.plagiarismcheckerplus/checker (namespace; auth on 2026-11-02)
- Read 2026-11-02

## MCP server, measured daily

Server: https://app.plagiarismcheckerplus.com/api/mcp, checked every day since 2026-11-02 (3 checks).

- Answered: measuring, 3 daily checks so far
- Median first answer: 132 ms
- Sign-in: OAuth (the client signs the user in)
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: gdpr, ccpa
- Training on your data: no (https://plagiarismcheckerplus.com/privacy)
- Read 2026-11-02

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Source: INITE Atlas, https://inite.ai/en/atlas/plagiarismcheckerplus.com. JSON: https://inite.ai/api/atlas/plagiarismcheckerplus.com. MCP: https://inite.ai/api/mcp (atlas_lookup).