Pangram Labs
Pangram detects AI-generated and AI-assisted text with 99.98% accuracy and a false positive rate of 1 in 10,000. It flags ChatGPT, Claude, Gemini, Llama and Grok, segment by segment, across 20+ languages. Used by universities, schools, publishers and enterprises to verify content authenticity.

Classic AI detectors get it wrong one time in five and flag texts that are 100% human. Pangram takes the opposite approach: a model trained on human and AI datasets, not a simple 'perplexity' measure.
The result: 99.98% accuracy, verified by independent researchers (University of Chicago Booth, University of Maryland), with a false positive rate of 1 document in 10,000.
What Pangram detects:
- AI-generated text segment by segment, with the confidence score and the percentage of AI content
- Merely assisted or edited text, not just fully machine-written content
- The major models: ChatGPT, Claude, Gemini, Llama, Grok, DeepSeek
- 'Humanized' text designed to slip under the radar
- 20+ languages supported
On the integration side, you get a Chrome and Firefox extension, a direct hook into Google Docs, the LMS platforms (Canvas, Google Classroom, Moodle) and an API to process up to 100 files in a batch.
Universities, schools, publishers, law firms and moderation teams rely on it to make the call. You test it free with 4 credits per day, no payment method required.
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Frequently Asked Questions
- What is Pangram Labs?
- Pangram Labs is an online tool in the Agents IA category. Pangram detects AI-generated and AI-assisted text with 99.98% accuracy and a false positive rate of 1 in 10,000. It flags ChatGPT, Claude, Gemini, Llama and Grok, segment by segment, across 20+ languages. Used by universities, schools, publishers and enterprises to verify content authenticity.
- Is Pangram Labs free?
- The pricing model for Pangram Labs is: Gratuit puis 20$/mois. Visit the official website for more details.
- What category does Pangram Labs belong to?
- Pangram Labs belongs to the following categories: Agents IA, Création de contenu.