Meta's open model runs on Macs 💻, Anthropic's IPO hopes cool 📉, Microsoft's MAI-Base-2 🧠

Meta released Muse Spark Open, an open-weight model built to run on Macs with Apple's help, and some Anthropic investors now talk about a lower IPO valuation.

Meta and Apple team up to run Meta's new open model on Macs · theverge.com
Meta calls Muse Spark Open the most capable US open-weight model to date and says it can run on your desktop.

Microsoft unveils MAI-Base-2, a 2.8T parameter MoE model · microsoft.ai
It has 80B active parameters, and Microsoft claims 4x to 12x better pretraining FLOPs efficiency than DeepSeek-V4-Pro-Base.

Some Anthropic investors now discuss a ~$1.5T IPO valuation · reuters.com
Reuters' sources say that's down from the ~$2T they had expected, after disclosures showed slowing Q3 revenue growth.

Anthropic gives METR researchers employee-level access · techcrunch.com
METR will publish its own assessments of Anthropic's risks, incidents and practices, and Anthropic gave up the right to block them.

OpenAI cuts ChatGPT ad rates and goes after smaller businesses · theinformation.com
It is also hiring some new ad talent from Meta as it works to grow its ad business in ChatGPT.

ChatGPT's Chrome extension can now use your open tabs · theverge.com
The Atlas browser is gone, so OpenAI is upgrading the extension to work with the tabs you already have open.

Trump's AI task force will commission a report on AI risks · bloomberg.com
At its first meeting the group agreed to look at cybersecurity, biosecurity and "model control and accountability".

Tim Cook says China has approved Apple Intelligence · reuters.com
According to Chinese state media, a test version arrives in late October without Siri AI.

Taiwan plans a Texas complex of up to $4B for Nvidia, TSMC and Foxconn suppliers · bloomberg.com
It's the first of several US industrial parks costing $2B to $4B each, meant to build a supply chain for the three companies.

xerj-org/xerj · +715★ today
Indexes your code, docs, logs and PDFs with one command so agents can search them using 40x fewer tokens than grep, and it's Elasticsearch compatible.

anthropics/claude-plugins-official · +307★ today
Anthropic's own directory of Claude Code plugins it considers high quality.

ruvnet/ruflo · +147★ today
An agent harness for running swarms of agents and autonomous workflows, with memory and RAG, that plugs into Claude Code, Codex and others.

lightseekorg/tokenspeed · +30★ today
An LLM inference engine built for speed, with support for models like DeepSeek, Qwen, Kimi and GLM.

andunieee/flipflop · Show HN · 127 points
Persistent tunnels for sharing files, powered by Iroh.

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