GPTZero vs Qualifire

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 Qualifire
Detail	GPTZero	Qualifire
What it does	AI detector that identifies content generated by large language models	Real-time guardrails and evaluation for LLM applications
Stage	Not given	Not given
Founded	2023	Not given
Based in	Not given	Not given
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 plan includes 3 million tokens per month, unlimited users, and community support. Basic plan is $0/month with 300k monthly tokens and up to 3 protection rules. Pro plan is $550/month including 1 billion monthly tokens, unlimited protection rules, and email and Slack support. Additional tokens a
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	Real-time guardrails with sub-20ms latency Hallucination detection and prevention Small language model judges tailored to business domain Content moderation and safety checks PII detection and masking Prompt management and studio Complete observability and tracing Rogue red team platform for agent evaluation Multiple deployment options Policy enforcement and custom rules
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	99.6% faster evaluation than alternatives 97% cost reduction compared to traditional solutions Small judges providing low latency and cost efficiency Contextual guardrails that consider application context Purpose-built for agentic systems, RAG, and chatbots
Community votes	0	0
DR (Domain Rating by Ahrefs)	81 no change since last check	28 no change since last check
Trust Flow (Majestic)	27	11
Citation Flow (Majestic)	43	26
Referring domains (Majestic)	8387	71

5 details filled in for both companies.

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