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GPTZero vs I am Vera

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

GPTZero compared with I am Vera
DetailGPTZero logo GPTZeroI am Vera logo I am Vera
What it doesAI detector that identifies content generated by large language models AI verification layer for professionals to check AI answers for facts, reasoning and sources
StageNot given Not given
Founded2023 Not given
Based inNot given NL
Pricing modelFreemium Not given
PricingFree tier for basic AI detection up to 10,000 characters. Professional plan available with pricing details on subscription page. API pricing available for developers. Starter (Free): 10 checked questions/month; Essential €79/month (€66/month yearly): 50 questions/month; Professional €199/month (€166/month yearly): 300 questions/month, 5 users; Compliance €399/month (€333/month yearly): 1,000 questions/month, 25 users. Evidence Engine module €250/month (€209/month
Key features
  • AI detection with 99.9% accuracy
  • Sentence-by-sentence highlighting of AI-generated text
  • Writing Replay showing video proof of writing process
  • Plagiarism detection
  • Grammar checking and writing feedback
  • Chrome extension for browser-based scanning
  • Integration with Canvas and Google Classroom
  • API for developer integration
  • Detects multiple AI models including GPT-5, GPT-6, Gemini, and Claude
  • AI Tutor for writing improvement
  • Multi-model fact checking with independent verification by different AI models
  • Critical counter-reading to identify weak assumptions and missing arguments
  • Source verification with current citations for claims
  • Visible verification trail showing every step and model disagreement
  • Semantic Privacy Shield for pseudonymisation of sensitive data
  • Vera Office for document analysis and editing with automatic checks
  • Vera X-Ray for local data discovery before sending to Vera
  • Transparent cost tracking per verification step
  • API integration for connecting to custom software
What makes it different
  • 99.9% accuracy rate verified by independent benchmarks from Penn State's AI Research Lab
  • De-biased for ESL learners with only 1% false positive rate for non-native English writing
  • Only detector with Writing Replay showing video proof of authentic writing process
  • Trusted by over 10 million users and 100+ organizations globally
  • Uses multiple independent AI models to check each answer, preventing any single model from having the final word
  • Shows all model disagreements and corrections visibly rather than hiding them behind a confidence score
  • Transparent about limitations and does not claim to eliminate hallucinations
  • Built in the EU with data processing in customer-isolated environments
Community votes00
DR (Domain Rating by Ahrefs)81 no change since last check28 no change since last check
Trust Flow (Majestic)2720
Citation Flow (Majestic)4335
Referring domains (Majestic)8387135

4 details filled in for both companies.

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