1,000+ AI Lab Employees Ask for a Brake Pedal, Zuckerberg Pushes Superintelligence for All
Today we're covering the biggest AI stories of July 29th, 2026. Over 1,000 employees from OpenAI, Anthropic, Google, Meta, and nearly a dozen other labs signed a "Pacing the Frontier" letter calling on the U.S. to help build tools that could deliberately slow AI progress, warning that models improving other models could push capabilities beyond our ability to understand or control, with both OpenAI and Anthropic publicly endorsing it, marking a notable shift since these calls are now coming from inside the frontier labs rather than outside critics. Meta CEO Mark Zuckerberg published a Wall…
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