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Anthropic has received investor offers valuing the AI startup at $800 billion, more than doubling its February valuation, as its revenue surged to $30 billion. Meanwhile, OpenAI's $852 billion valuation faces questions from its own backers over strategic pivots and accounting disputes. The rivalry highlights intensifying AI competition in the enterprise market.
OpenAI has acquired AI personal finance startup Hiro Finance in a deal that brings founder Ethan Bloch and his team to the ChatGPT maker. Founded in 2023, Hiro offered AI-powered financial planning that helped users model what-if scenarios based on salary, debts, and spending. The startup will shut down operations on April 20, raising questions about OpenAI's strategy in consumer financial planning versus enterprise offerings.
OpenAI's chief revenue officer Denise Dresser sent a four-page internal memo attacking rival Anthropic and celebrating the company's new Amazon alliance. The memo claims Anthropic inflated its $30 billion revenue by $8 billion and criticizes its leadership approach. Meanwhile, OpenAI acknowledges its Microsoft partnership has limited its ability to reach enterprise clients.
OpenAI announced it has leased an 88,500 square foot office in London's Regent Quarter, set to open in 2027 with capacity for 544 team members. The move reinforces London as the company's largest research hub outside the U.S., even as it paused its major UK data center project last week due to high energy costs and an unfavorable regulatory environment.
ThroughLine, a New Zealand startup that provides crisis support for AI platforms including OpenAI, Anthropic, and Google, is developing a hybrid intervention chatbot to address violent extremism. The tool aims to direct users exhibiting extremist tendencies toward deradicalization support, expanding beyond the company's current focus on self-harm, domestic violence, and eating disorders.
OpenAI disclosed a security incident on March 31 involving a compromised third-party developer library that could have enabled hackers to create fake OpenAI apps. The company is now revoking certificates and requiring Mac users to update ChatGPT, Atlas, and Codex by May 8. Google Threat Intelligence linked the broader campaign to North Korean hackers, though OpenAI found no evidence of user data compromise.
Three key executives from OpenAI's Stargate initiative are joining Meta Platforms, marking a significant shift in the competition for AI talent. Peter Hoeschele, Shamez Hemani, and Anuj Saharan led OpenAI's massive AI data center capacity efforts before their departure. The move comes as Meta pledges $135 billion in capital expenditures this year and OpenAI pauses its Stargate UK project.
A 20-year-old Texas man threw a Molotov cocktail at OpenAI CEO Sam Altman's San Francisco home and threatened to burn down the company's headquarters, driven by fears that AI would lead to humanity's extinction. The suspect faces attempted murder and domestic terrorism charges. Altman responded by calling for de-escalation while defending technological progress.
OpenAI is supporting Illinois legislation that would protect AI labs from liability if their systems cause mass casualties or over $1 billion in property damage. The move has sparked a legislative conflict in Illinois with Anthropic, which opposes the bill and argues companies should face accountability for serious harms. The battle exposes deepening divisions over AI safety and liability between leading AI developers.
Eight frontier AI models from Google, OpenAI, Anthropic, and xAI were tested on Premier League betting over a full season. Every single one lost money, with xAI's Grok going completely bankrupt. The KellyBench study exposes a critical gap between AI capabilities in controlled environments and real-world prediction tasks requiring long-term decision-making.
OpenAI introduced a new $100-per-month ChatGPT Pro plan to address surging demand from developers using its Codex coding tool. The new subscription tier sits between the $20 Plus plan and the existing $200 Pro option, offering five times more Codex usage than Plus. The move directly challenges Anthropic's Claude Max, which is also priced at $100 monthly, as AI coding tools see explosive growth across the industry.
Fox-owned streaming service Tubi integrated ChatGPT for AI-powered movie recommendations, hoping to attract Gen Z viewers. But the move backfired spectacularly on social media, with fans rejecting AI content discovery in favor of human-curated suggestions. The controversy highlights growing disillusionment with AI branding, even for standard features like personalization.
Florida Attorney General James Uthmeier announced a state investigation into OpenAI, citing ChatGPT's alleged involvement in the Florida State University shooting that killed two people in April 2025. The probe also examines national security risks and child safety concerns as the AI firm prepares for a potential IPO valued up to $1 trillion.
OpenAI has generated $100 million in annual recurring revenue from ChatGPT ads in just two months, signaling a major shift in its business model. The company projects advertising revenue will skyrocket to $100 billion by 2030, assuming it reaches 2.75 billion weekly users. But the move risks alienating users who value AI chatbots as impartial tools, while competitor Anthropic pledges to keep Claude ad-free.
OpenAI has put its flagship Stargate UK data center project on indefinite hold, citing high energy costs and an unfavorable regulatory environment. The decision deals a significant blow to the UK government's AI ambitions and comes despite the company completing a record $122 billion fundraising last month. The project was expected to bring hundreds of millions in investment to Britain's AI infrastructure.
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