GPTZero
AI Detector
VS
Legora (formerly Leya)
Collaborative AI workspace for lawyers: streamline document review, drafting, and research.
Popularity
GPTZero9,237
Legora (form...2,588
Pricing
FreemiumGPTZero
PaidLegora (fo...
Features
4
GPTZero
vs
6
Legora (fo...
Our verdict
GPTZero is significantly more popular in terms of media coverage and engagement.
If you're on a budget, GPTZero offers free access.
GPTZero is more geared toward b2c users, while Legora (formerly Leya) targets B2B.
GPTZero offers an API for integration into your workflows.
Detailed comparison
Criteria
GPTZero
Legora (formerly Leya)
Pricing
Freemium
Paid
Plans & pricing
Free: Free
—
Free trial
No
—
Audience
b2c
B2B
Platforms
Web, Api, Cloud-computing
—
API
Yes
—
Open Source
Proprietary
—
Integrations
Zapier, Google-docs, Google-classroom, Canvas, Google-slides, Google-forms, Google-sheets, Google-drive, Gmail, Typeform, Greenhouse, Zengine, Microsoft-word, Relevance-ai, Schmidt-futures, Kritik, Source-scout, Peerceptiv, Brisk-teaching, Revisely
—
Categories
Writing
Writing, Productivity
Popularity
Very High
Moderate
Description
GPTZero is a free AI detector that scans text for potential AI-generated content. It offers an overall AI score and advanced sentence-by-sentence detection for models like ChatGPT, GPT-5, and Gemini. Simply paste your text to get instant results.
Legora is a collaborative AI workspace designed for legal professionals, integrating seamlessly into existing workflows. It unifies AI-driven research, analysis, drafting assistance, and collaboration, empowering lawyers to review thousands of documents, draft content in Microsoft Word using firm precedents, and conduct deep research across legal databases and DMS content. The platform helps automate repetitive tasks, reduce errors, and improve compliance for legal teams.
Pricing
GPTZero
Freemium
Legora (formerly Leya)
Paid
Plans & pricing
GPTZero
Free: Free
Legora (formerly Leya)
—
Free trial
GPTZero
No
Legora (formerly Leya)
—
Audience
GPTZero
b2c
Legora (formerly Leya)
B2B
Platforms
GPTZero
Web, Api, Cloud-computing
Legora (formerly Leya)
—
API
GPTZero
Yes
Legora (formerly Leya)
—
Open Source
GPTZero
Proprietary
Legora (formerly Leya)
—
Integrations
GPTZero
Zapier, Google-docs, Google-classroom, Canvas, Google-slides, Google-forms, Google-sheets, Google-drive, Gmail, Typeform, Greenhouse, Zengine, Microsoft-word, Relevance-ai, Schmidt-futures, Kritik, Source-scout, Peerceptiv, Brisk-teaching, Revisely
Legora (formerly Leya)
—
Categories
GPTZero
Writing
Legora (formerly Leya)
Writing, Productivity
Popularity
GPTZero
Very High
Legora (formerly Leya)
Moderate
Description
GPTZero
GPTZero is a free AI detector that scans text for potential AI-generated content. It offers an overall AI score and advanced sentence-by-sentence detection for models like ChatGPT, GPT-5, and Gemini. Simply paste your text to get instant results.
Legora (formerly Leya)
Legora is a collaborative AI workspace designed for legal professionals, integrating seamlessly into existing workflows. It unifies AI-driven research, analysis, drafting assistance, and collaboration, empowering lawyers to review thousands of documents, draft content in Microsoft Word using firm precedents, and conduct deep research across legal databases and DMS content. The platform helps automate repetitive tasks, reduce errors, and improve compliance for legal teams.
Features
GPTZero
Free AI checker for ChatGPT, GPT-5 & Gemini
Overall AI score
Sentence-by-sentence detection
Scan potential AI text in any document
Legora (formerly Leya)
Agentic Research Assistant
Microsoft Word Add-in
Tabular Review
Workflows
Legora Portal
Word Edits
Key differentiators
GPTZero
- High accuracy AI detection
- Sentence-by-sentence analysis
- Educational focus & LMS integration
- Comprehensive writing toolkit
Legora (formerly Leya)
Other comparisons
FAQ: GPTZero vs Legora (formerly Leya)
GPTZero: AI Detector. Legora (formerly Leya): Collaborative AI workspace for lawyers: streamline document review, drafting, and research.. Both tools take different approaches to address similar needs.
GPTZero offers a freemium plan, while Legora (formerly Leya) is a paid tool.
The best choice between GPTZero and Legora (formerly Leya) depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
GPTZero is primarily designed for individuals, while Legora (formerly Leya) is built for businesses and professionals.
GPTZero offers: Free AI checker for ChatGPT, GPT-5 & Gemini, Overall AI score, Sentence-by-sentence detection, Scan potential AI text in any document. Legora (formerly Leya) offers: Agentic Research Assistant, Microsoft Word Add-in, Tabular Review, Workflows.
Based on our data, GPTZero currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.
Neither tool currently offers a free trial.
GPTZero offers 20 integrations (zapier, google-docs, google-classroom, canvas, google-slides...) compared to 0 for Legora (formerly Leya).