Pangram ships Pangram 4 for mixed human and AI writing
The Brooklyn company also opened an image-detector preview as its authorship scores reach Substack readers.
By Ryan Merket · Published
Primary source: Pangram on X
Why it matters
Pangram Labs is turning AI detection from a school utility into publishing infrastructure, where model errors can directly affect trust, reputation and revenue.

Pangram Labs co-founders Max Spero and Bradley Emi released Pangram 4 on July 29th, 2026, expanding the detector beyond binary judgments to classify fully generated, AI-assisted and mixed human-AI writing.…
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