Market & Regulation

Substack Introduces AI Detection Tool for Blogs

The Verge AIJuly 21, 2026high confidence

Why it matters

→Enhances transparency by identifying AI-generated content on Substack.
→Helps maintain trust between readers and writers by aligning content with expectations.
→Addresses the growing concern of AI's impact on content authenticity.

Substack Introduces AI Detection Tool for Blogs — ©The Verge AI

Substack has launched a new AI detection tool to help users identify content that may have been generated or assisted by AI. The tool, powered by Pangram, is available on the web and iOS, with an Android version coming soon. It allows readers to scan content longer than 100 words to estimate AI involvement. Substack's CEO, Chris Best, emphasizes that the tool aims to increase transparency and maintain trust between readers and writers. This initiative addresses concerns about the authenticity of content as AI becomes more prevalent in writing.

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