GPTZero vs Fileverity

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 Fileverity
Detail	GPTZero	Fileverity
What it does	AI detector that identifies content generated by large language models	Image and document authenticity verification
Stage	Not given	Not given
Founded	2023	Not given
Based in	Not given	CA
Pricing model	Freemium	Freemium
Pricing	Free tier for basic AI detection up to 10,000 characters. Professional plan available with pricing details on subscription page. API pricing available for developers.	Free Flash check per account (one image and one document). Image Pro: US$2.99 per report, US$23.90 for 10 reports (US$2.39 each), US$159 for 100 reports (US$1.59 each). Doc Pro: US$8.99 per report, US$69.90 for 10 reports (US$6.99 each), US$489 for 100 reports (US$4.89 each). Enterprise with API, on
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	Detects text changes after saving or digital signing Generates traceable, timestamped reports verifiable by anyone Supports on-premises and fully offline deployment for Enterprise Files never retained after analysis
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	Files are never retained or used for training data Proprietary models continuously updated for all major generator families in one analysis Traceable, RFC 3161 timestamped reports bound to exact file by SHA-256 fingerprint Evidence-based findings instead of single scores with detailed basis and recommended actions On-premises deployment option with full offline capability and DPA for regulated environments
Community votes	0	0
DR (Domain Rating by Ahrefs)	81 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	27	0
Citation Flow (Majestic)	43	0
Referring domains (Majestic)	8387	0

5 details filled in for both companies.

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