Daily Brief
2026-09-09 · Evening · 8 items
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NYU professor questions OpenAI's early release of Navier-Stokes proof
The work allegedly builds on initial findings by the professor and an Anthropic mathematician.IT之家（RSS）
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Intercept: Pentagon sought low-refusal OpenAI model
FOIA files show a draft request; both deny, yet OpenAI signed a new deal.IT之家（RSS）
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DeepSeek reportedly hires CITIC for STAR IPO, aims to file this year
Reuters says valuation target ¥500B; prior funding over $50B.IT之家（RSS）
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Simon Willison on OpenAI's Navier-Stokes solution
Unreleased model solved it in ~88 hours; GPT-6 Astra verified in 17 hours.Hacker News 热门（buzzing.cc 中文翻译）
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OpenAI fully rolls out Astra to Plus, Pro, Business, and Enterprise usersRECAP
Astra is now available to four paid tiers, with a live demo released by OpenAI.X：OpenAI (@OpenAI)
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OpenAI agent team announces solution to Navier-Stokes Millennium Prize ProblemRECAP
The problem has been open for about 90 years; a group of agents using a next-generation model produced the solution.X：OpenAI (@OpenAI)
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Mistral completes €3 billion Series D round, valuation exceeds €21 billionRECAP
Mistral says the round is the largest-ever equity financing for a European tech company, and it was founded just 3 years ago.Mistral AI：News（网页）
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Runway releases free plugin for Premiere Pro/After EffectsRECAP
The new panel embeds in the timeline to generate videos/images and can rerender footage at its original length via Aleph 2; free to download.Runway：News（网页）