DeepSeek seeks to raise $300 million at a $10 billion valuation, significantly lower than leading U.S. AI firms like OpenAI and Anthropic. Their R1 model's low training cost disrupted the market, leading to investor concerns about valuation disparities and revenue potential.

Cerebras, an Nvidia-backed chipmaker, plans to file for an IPO on April 18, pivoting to provide cloud computing power after a lucrative partnership with OpenAI. The IPO comes amid significant investment in AI chip startups and rising valuations.

OpenAI's upgraded Codex evolves from a coding assistant to an autonomous agent for desktop environments, capable of managing applications, automating workflows, and integrating with over 100 apps. This shift enhances task continuity and workflow automation, reflecting a competitive landscape in AI coding tools.

Shinsegae Group has halted its partnership with OpenAI, opting for an expanded collaboration with Reflection AI to enhance AI in retail operations. This decision aims to streamline efforts and address concerns about AI commerce effectiveness.

OpenAI has agreed to purchase over $20 billion in AI chips from Cerebras over three years, securing an equity stake in the company, aiming to lower computational costs as it expands its AI services.

Britain's AI minister criticized OpenAI's decision to pause its UK data center project, linking it to financing issues rather than energy prices. Microsoft is set to lease capacity at another site, impacting the UK's AI investment goals.

OrtCloud, a Singaporean startup, raised $1.7 million in pre-seed funding for its specialized cloud infrastructure designed for AI workloads. With clients like OpenAI and Samsung, it aims to enhance product development and expand in Asia Pacific and the U.S.

Sequoia Capital has raised $7 billion for a new fund under Alfred Lin and Pat Grady, focusing on AI startups like OpenAI and Anthropic. This marks a shift in strategy, allowing investments in competing companies within the same sector.

OpenAI intends to invest over $20 billion in Cerebras chips for servers over three years and will acquire equity in Cerebras, enhancing AI training and infrastructure capabilities.

OpenAI launched GPT-4.5, improving performance and capabilities, but it still lags in advanced reasoning compared to competitors. Access varies by subscription, and future models like GPT-5 are anticipated.