ChatGPT consumer product lead Adam Fry says ChatGPT has hit 1.2B WAUs, adding 200M over the past two months, and its search volume is ~20% of Google's (Alex Kantrowitz/Big Technology)

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  A collaborative team of academic and industry researchers has introduced a zero-knowledge cryptographic system to verify the true origin of machine learning outputs. By enabling developers to confirm which model produced a response without exposing proprietary weights, the approach targets cost-cutting model swaps and malicious tampering. This development establishes a practical mechanism for enforcing compliance rules, safeguarding consumer interactions, and auditing AI deployments.

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• Pangram releases Pangram Image 1.0, which it says is state-of-the-art in AI image detection, and Image Flash 1.0, which powers its AI video detection (Isaac Kasahara/Pangram)

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• I tried Apple’s Siri Recaps. They’re surprisingly useful — and a little unsettling

  Apple has expanded its wearable capabilities by introducing four Audio Intelligence tools in developer betas for watchOS 27.3 and iOS 27.3. Designed for Apple Watch Series 12, the additions include sound detection, music recognition, Live Rewind, and Siri Recaps. These continuous listening and transcription functions are fueling debate regarding user privacy and the capture of everyday speech.

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