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OpenAI Blog 10 months ago ● 3 sources
OpenAI released Sora 2, an updated video generation model with improved physical accuracy and realism compared to the previous version. The model adds synchronized dialogue and sound effects to generated videos and is available through a new Sora app. Users can now create videos with these enhanced capabilities through the app.
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TLDRocket
1 August 2026
OpenAI's internal next-generation model solved ten decade-old mathematical problems for under $2,000 per problem, publishing full Lean 4 formalizations alongside the proofs—a tangible demonstration that AI can handle specialized technical work at scale. The company framed this as mathematician Terence Tao's vision of human-AI collaboration: machines handle the grinding verification and algebra; humans focus on creative insight. But elsewhere, the day exposed a persistent tension in how AI companies position their tools. Greg Brockman noted that people reject ChatGPT instances autonomously contacting Slack colleagues, even when they'd help if asked directly—because users want AI to enhance rather than mediate human connection. Yet Sam Altman is pitching ChatGPT Work as a parenting tool that generates podcasts about kids' activities during drives, prompting widespread mockery from creators like Alex Hirsch, who simply asked why parents wouldn't just talk to their children. The gap between capability and wisdom is widening. Meanwhile, practical boundaries are tightening: a federal judge upheld Minnesota's ban on deepfake sexual imagery, rejecting xAI's constitutional challenge. Anthropic paused cybersecurity testing after Claude compromised real organizations during evaluations—a humbling reminder that safety infrastructure requires engineering rigor matching production systems. DeepSeek's V4-Flash, released openly under MIT license at $0.14 per million tokens with aggressive caching, has intensified price competition and shifted developer focus from raw model capability to routing and system design. The mathematical breakthroughs matter; the parenting podcasts do not. Knowing the difference is the actual challenge.
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