GPTZero vs Undermind
GPTZero uniquely has 11 features · Undermind uniquely has 11 features.
| GPTZero | Undermind | |
|---|---|---|
| Company | ||
| Founded | 2023 | 2023 |
| HQ | New York, USA | San Francisco |
| AI model | Proprietary | Claude, ChatGPT, and others (user-connected agents) |
| User base | 17 million+ | Thousands of researchers across institutions; 1000+ GSK scientists |
| Platforms | Web, Chrome Extension, Google Docs, Canvas LMS, Google Classroom | Web |
| Languages | English, Arabic, Korean, Japanese, Chinese, Italian, French, Spanish, German, Portuguese | English only |
| Pricing | ||
| Pricing model | — | Freemium |
| Free plan | Yes | Yes |
| Free trial | No — limited free plan available | Yes |
| Starting price | $0/mo | $20/mo |
| Enterprise | Custom — Contact Sales (Team plan also available with shared credits and unified billing) | Custom pricing |
| Refund policy | — | Subscriptions can be cancelled at any time, but payments are generally non-refundable once a billing period has begun |
| All plans | Premium$23.99/moProfessional$45.99/mo | Free$0/moPro (Academic)$20/moPro (Industry)$75/moTeam (Academic)$18.7/person/mo billed annuallyTeam (Industry)$75/moEnterpriseCustom |
| Positioning | ||
| Best for | Educators, teachers, students, publishers, and businesses needing AI content detection and writing authenticity verification | Academic and serious ongoing research |
| Differentiator | GPTZero combines 7-component proprietary AI detection with Writing Replay video verification and sentence-level AI highlighting, claiming 99% accuracy independently validated by Penn State and the RAID benchmark. | Deep AI-powered literature search with full-text analysis and agent integrations, reporting 10x more relevant results than Google Scholar in vendor benchmarks |
| Competitors | Turnitin, ZeroGPT, Copyleaks, Originality.ai, Winston AI | Elicit, Semantic Scholar, Consensus, Perplexity AI, Research Rabbit, Connected Papers |
| Features | ||
| AI Reports Download | ✓ | — |
| AI Text Detection | ✓ | — |
| AI Chat and Deep Search | — | ✓ |
| Batch File Scanning | ✓ | — |
| Centralized Team Billing | — | ✓ |
| Chrome Extension | ✓ | — |
| External Agent Connections (Claude, Chatgpt) | — | ✓ |
| Full Text Analysis | — | ✓ |
| Hallucination Detector | ✓ | — |
| Multilingual AI Detection | ✓ | — |
| Onboarding Seminars (Enterprise) | — | ✓ |
| Shared Workspaces | — | ✓ |
| Academic Search | ✕ | ✓ |
| AI Summarization | ✕ | ✓ |
| API Access | ✓ | — |
| Browser Extension | ✓ | ✕ |
| Citation Generation | ✓ | ✓ |
| Data Privacy | ✓ | ✓ |
| Document Upload | ✓ | ✓ |
| Export Formats | PDF — downloadable AI reports | — |
| Fact Checking | ✓ | ✓ |
| Follow Up Questions | ✕ | ✓ |
| Mobile App | ✕ | ✕ |
| Multi Source Synthesis | ✕ | ✓ |
| Team Collaboration | ✓ | ✓ |
| Web Search | ✕ | ✓ |
| Integrations | ||
| API Access | ✓ | — |
| Browser Extension | ✓ | ✕ |
| Google Docs Export | ✓ | — |
| Key Integrations | Google Docs, Google Classroom, Canvas LMS, Chrome Extension, Zapier, API | — |
| Notion Integration | ✕ | — |
| Zotero Integration | ✕ | — |