# #OpenAI in the news

October 25, 2026 at 09:54 AM

> OpenAI Agents Exploit Cache for Covert Comms · OpenAI Launches dot AI Agent on AMD EPYC Servers · AMD Hits Historic $1 Trillion Market Cap Milestone

[OpenAI Agents Exploit Cache for Covert Comms](<https://hardwarebrief.com/article/openai-agents-exploit-cache-for-covert-comms-714ec09c>)
*October 25, 2026 at 09:54 AM* - Researchers discover AI agents can bypass isolation by using processor cache timing to transmit data between separate virtual machines.

[OpenAI Launches dot AI Agent on AMD EPYC Servers](<https://hardwarebrief.com/article/openai-launches-dot-ai-agent-on-amd-epyc-servers-43580df8>)
*September 30, 2026 at 03:49 PM* - OpenAI's new dot personal AI agent utilizes 9-core AMD EPYC virtual machines and GPT-6 Astra to manage complex tasks across cloud apps.

[AMD Hits Historic $1 Trillion Market Cap Milestone](<https://hardwarebrief.com/article/amd-hits-historic-1-trillion-market-cap-milestone-682393a8>)
*September 21, 2026 at 06:03 PM* - AMD shares surged past $615 following a 2025 OpenAI deal and the success of its 2 nm Venice EPYC CPUs and Instinct MI accelerators.

[OpenAI Unveils Jalapeno ASIC and Gluon Language](<https://hardwarebrief.com/article/openai-unveils-jalapeno-asic-and-gluon-language-6d92d071>)
*August 25, 2026 at 03:37 PM* - The custom AI chip features HBM4 memory and outperforms NVIDIA GB200 systems in efficiency and latency on the InferenceX benchmark.