OpenAI says its red-team agents built a CPU cache covert channel between isolated microVMs
The exercise also found microVM escape chains; OpenAI says the channel is slow, needs two cooperating parties, and containment was strengthened.

It has 104 billion active parameters and is live in Kimi apps and API; full open weights are promised by November 4.
The exercise also found microVM escape chains; OpenAI says the channel is slow, needs two cooperating parties, and containment was strengthened.
Helion gets up to $175 million for fusion power electronics; the government takes minority non-voting stakes in the four firms.
Non-GAAP EPS was $2.20; the company guides December-quarter revenue to $8.6 billion plus or minus $400 million.
Led by the UK DRI and Alzheimer's Research UK, it aims to recruit 1,200 people over 18 months; first results are expected in 2030.
An automated check blocks risky actions and lets safe ones proceed; users can switch back to manual, and Enterprise stays manual.

The lab works on GPU megakernels to cut training and inference compute and has no product; the $6 billion valuation is reported, not disclosed.

Each pod packs seven NVL72 racks, or 504 GPUs, pre-cabled and liquid-cooled; partner systems are planned for early 2027.
The waitlisted research preview is for U.S. Pro and Max subscribers on iOS, Android and web, sharing existing usage limits.
A decision is due in Q1 2027 and an advisory committee is planned; the 2025 rejection had sought more evidence.
The product page lists 31 degrees of freedom and swappable batteries; Unitree claims about eight hours of standing endurance.
The experimental CLI shipped October 19; Agent Compute Engine is a preview coming in the next months with hardware-isolated sandboxes.