Substack adds an AI detector to help spot blogs written by no one
Substack just weaponized AI detection. Readers can now scan any post to see what's actually human-written.
Why it matters
Content authenticity is becoming a platform feature, not an afterthought. This signals how AI detection tools are moving from niche safety concerns into mainstream user-facing products—and how platforms are betting on transparency to retain creator trust.
The key facts
10 to knowSubstack launches AI detection tool powered by Pangram
Tool scans posts, notes, replies, and comments for AI-generated or AI-assisted text
Rolling out on web and iOS; Android coming soon
Minimum 100 words required to scan
Accessible via three-dot menu in post view
Feature applies across entire Substack platform ecosystem
Substack rolling out AI detection tool powered by Pangram
Available on web and iOS; Android coming soon
Minimum 100 words required for scan
Activated via 'Scan for AI text' option in three-dot menu
Go to the source
The Verge AItheverge.com
Publisher excerpt: Substack will now help users determine whether what they're reading may have been written by AI. A new tool coming to the platform can scan posts, notes, replies, and comments to provide an estimate of how much text could be AI-generated or written with AI assistance, according to a blog post…