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Why Open-Weight AI Models Matter and Meta Benefits from Them
The Wall Street Journal13d agoneutral
Why Open-Weight AI Models Matter and Meta Benefits from Them

Open-source software has been one of tech’s biggest-ever success stories. No surprise, then, that developers of open-weight AI models try to borrow some open-source sunshine. Meta Platforms chief Mark Zuckerberg on Monday became the latest tech executive to draw an equivalence between the two, calling open-weight models “open source AI” in a 6,500-word essay posted by the company.

Oil prices higher, stocks flat ahead of inflation report
AFP13d agoneutral
Oil prices higher, stocks flat ahead of inflation report

Oil prices bounced around in choppy trading and stock markets were little changed Tuesday as investors awaited a key inflation report and weighed progress on re-opening the Strait of Hormuz.  "But rising crude oil prices... and further delays in reopening the Strait of Hormuz, have introduced fresh inflation risks."

AppLovin Stock Is Today’s Worst Performer In the S&P 500. This Is Why.
Barrons.com13d agoneutral
AppLovin Stock Is Today’s Worst Performer In the S&P 500. This Is Why.

AppLovin stock took it on the chin Tuesday after a downgrade by a BofA Securities analyst who isn’t sure whether the ad-technology platform can jump-start its revenue growth. Shares were down 5% to $322.11 and were on pace for their lowest close since May 7, 2025, according to Dow Jones Market Data. The analyst, Omar Dessouky, lowered his rating to Neutral from Buy and cut his price target to $400 from $430.

Should AI be open source?
Reuters Videos13d agoneutralVIDEO
Should AI be open source?

<body><p>STORY: :: Elena Casas, Business reporter</p><p>:: London, England / August 11, 2026</p><p>Meta launched a new AI model this week. The thing to know about it is that it’s open weight - that means it comes with publicly accessible core components that users can customise. Closed models are kept fully under the control of the company that made them.</p><p>:: Why this matters</p><p>:: Meta</p><p>This really matters because there is a growing divide in Silicon Valley over whether AI should be closed or open.</p><p>The development race for open-weight models is being led by China. Meta’s Mark Zuckerberg is arguing the barriers to using open-weight AI in the US should be lower so that American companies can compete better with Chinese rivals.</p><p>:: What happens when AI goes rogue?</p><p>OpenAI and Anthropic have closed AI systems. They are in control. That means that when an OpenAI model recently went rogue and attacked AI library Hugging Face, it had to use a Chinese open-weight model to defend itself.</p><p>:: More regulation?&nbsp;</p><p>These recent stories about OpenAI and Anthropic’s models ‘going rogue’ do help to make the case that AI needs more regulation, not less. OpenAI’s CEO Sam Altman met senators after the hack and President Trump said the administration was considering more controls for AI.</p><p>:: Archive</p><p>Meta’s Mark Zuckerberg doesn’t agree. He said ‘the idea that AI is so dangerous that the only safe path is an extreme concentration of power is inherently problematic.’</p><p>:: Power vs profits</p><p>So should we be more worried about AI models breaking out of human control, or about the cutting-edge technology being kept in the hands of a tiny handful of powerful companies?</p><p>This argument isn’t just about what the tech itself can do. It’s a struggle over power and profits in Silicon Valley.</p></body>