AI X/Twitter Apr 3, 2026 2 min read

OpenAI said on April 2, 2026 that ChatGPT is rolling out to Apple CarPlay for iPhone users on iOS 26.4 or newer in supported cars. OpenAI's release notes say users can start new voice conversations directly from CarPlay and resume existing Voice Mode chats from the mobile app.

AI X/Twitter Apr 2, 2026 2 min read

On March 17, 2026, NVIDIADC described Groq 3 LPX on X as a new rack-scale low-latency inference accelerator for the Vera Rubin platform. NVIDIA’s March 16 press release and technical blog say LPX brings 256 LPUs, 128 GB of on-chip SRAM, and 640 TB/s of scale-up bandwidth into a heterogeneous inference path with Vera Rubin NVL72 for agentic AI workloads.

AI X/Twitter Apr 1, 2026 2 min read

NVIDIA's Newsroom account said on X on March 31, 2026 that Marvell is joining NVLink Fusion to expand the NVIDIA AI ecosystem. The linked press release says the partnership combines Marvell custom XPUs, NVLink Fusion-compatible networking, silicon photonics collaboration, and a $2 billion NVIDIA investment in Marvell to support semi-custom AI infrastructure.

AI X/Twitter Apr 1, 2026 2 min read

Perplexity said on March 31, 2026 that it is launching the Secure Intelligence Institute to study the security, trustworthiness, and practical defense of frontier AI systems. The institute page says the work draws on Perplexity’s experience serving millions of users and thousands of enterprises, is led by Purdue professor Ninghui Li, and already highlights research such as BrowseSafe and a NIST-focused paper on securing AI agents.

AI X/Twitter Apr 1, 2026 2 min read

Anthropic said on March 31, 2026 that it signed an MOU with the Australian government to collaborate on AI safety research and support Australia’s National AI Plan. Anthropic says the agreement includes work with Australia’s AI Safety Institute, Economic Index data sharing, and AUD$3 million in partnerships with Australian research institutions.