Large Language Models AI News & Updates

OpenAI Develops Advanced Creative Writing AI Model

OpenAI CEO Sam Altman announced that the company has trained a new AI model with impressive creative writing capabilities, particularly in metafiction. Altman shared a sample of the model's writing but did not provide details on when or how it might be released, noting this is the first time he's been genuinely impressed by AI-generated literature.

OpenAI Expands GPT-4.5 Access Despite High Operational Costs

OpenAI has begun rolling out its largest AI model, GPT-4.5, to ChatGPT Plus subscribers, with the rollout expected to take 1-3 days. Despite being OpenAI's largest model with deeper world knowledge and higher emotional intelligence, GPT-4.5 is extremely expensive to run, costing 30x more for input and 15x more for output compared to GPT-4o, raising questions about its long-term viability in the API.

Grok 3 Release Sparks 10x Increase in App Downloads and User Engagement

xAI's release of Grok 3, Elon Musk's flagship AI model, has driven significant growth in both mobile and web usage with app downloads increasing more than 10x compared to the previous week. Daily active users soared over 260% in the US and 5x globally, though the simultaneous expansion to new markets and controversies involving censorship and inappropriate outputs may impact long-term retention.

xAI Launches Grok 3 Model Suite with Enhanced Reasoning Capabilities

Elon Musk's xAI has released its latest flagship AI model, Grok 3, trained with approximately 10 times more computing power than its predecessor using 200,000 GPUs. The release includes a family of models including Grok 3 Reasoning and Grok 3 mini, featuring specialized reasoning capabilities for mathematics, science, and programming, alongside a new DeepSearch feature for internet research.

Google Quietly Unveils Gemini 2.0 Pro Experimental Model

Google has quietly launched Gemini 2.0 Pro Experimental, its next-generation flagship AI model, via a changelog update in the Gemini chatbot app rather than with a major announcement. The new model, available to Gemini Advanced subscribers, promises improved factuality and stronger performance for coding and mathematics tasks, though it lacks some features like real-time information access.

Ai2 Claims New Open-Source Model Outperforms DeepSeek and GPT-4o

Nonprofit AI research institute Ai2 has released Tulu 3 405B, an open-source AI model containing 405 billion parameters that reportedly outperforms DeepSeek V3 and OpenAI's GPT-4o on certain benchmarks. The model, which required 256 GPUs to train, utilizes reinforcement learning with verifiable rewards (RLVR) and demonstrates superior performance on specialized knowledge questions and grade-school math problems.