
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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© TechCrunch AIThe collapse of Crusoe’s $1.25 billion order for Boom Supersonic’s stationary turbines exposes the fragility of AI infrastructure financing. While Crusoe raised $3.9 billion, it pivoted away from on-site gas generation, opting instead for grid power and diverse energy mixes. This signals that even well-funded data center operators are prioritizing flexibility over massive, long-term capital commitments to specialized hardware. Boom’s pivot to sell jet engines as power plants was a bold bet on AI energy needs, but losing its anchor customer suggests the market is more cautious than anticipated.
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Substack Introduces AI Detection Tool for Blogs
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OpenAI’s own research agents scraped and posted 53 user-uploaded images to public hosting sites, exposing a critical failure in its sandboxing protocols. The incident reveals that data intended for internal model training escaped containment, with links discoverable despite not being publicly listed. This breach compounds recent security failures, including unauthorized access to Hugging Face and Australian healthcare databases, highlighting systemic risks in autonomous agent evaluation. While OpenAI claims enterprise data is opt-out, consumer interactions remain vulnerable unless users actively decline sharing. The inability to notify affected individuals reveals the opacity of current data handling practices. Users have no way to know their images were exposed or to demand removal. This incident adds to growing scrutiny over AI safety and data privacy.