• DeepSeek closes in on at least $12 billion in new funding, valuing the Chinese AI lab at roughly $75 billion ahead of a planned early-2027 IPO.
• Mistral unveils Mistral Large 4, its biggest model yet — launching publicly October 27, with cyber experts and governments getting early access to a less-restricted version.
• Nvidia-backed Reflection AI debuts Beam, a 501-billion-parameter open-weight model aimed at competing with lower-cost Chinese models.
• OpenAI to watermark ChatGPT text in the EU, embedding invisible machine-readable patterns into ChatGPT and Codex output to comply with the EU AI Act.
• US software stocks hit fresh 2026 highs as “SaaSpocalypse” fears fade, with strong earnings from Salesforce, ServiceNow and Accenture fueling the recovery.
• Microsoft and Meta slash internal Claude spending, steering employees toward in-house AI tools even as both continue selling Claude access to customers.

👇Read the full WISU Daily Brief

https://muse.ai/s/daily-brief-xsd69xr5xndycg