In this video, Andrej Karpathy demonstrates how to build a Generatively Pretrained Transformer (GPT), following the paper "Attention is All You Need" and OpenAI's GPT-2 / GPT-3, and much more. Make sure that you watch at least parts of it!
Meta launched Muse Spark, its first model from the newly created Meta Superintelligence Labs. Meta claims Muse Spark marks the beginning of a "ground-up overhaul" of its AI strategy, which aims to fix the performance gap between the company's models and similar offerings from its competitors.
Arcee AI, a tiny US startup that recently developed a completely open contender to Meta's Llama 4 Maverick, recently released Trinity-Large-Thinking, an open weights reasoning model claimed to be "the strongest open model ever released outside of China."
Microsoft AI announced the availability of three foundational models for transcription and voice and image generation. The launch highlights these models' competitive pricing and practical business value as Microsoft shifts its AI strategy towards business and productivity solutions.
Mistral raised $830 million in debt financing from a consortium of seven banks to purchase 13,800 Nvidia GPUs for its first data center near Paris, positioning itself as Europe's sovereign AI alternative to US proprietary models.
Mercor recently confirmed it was victim to a security incident related to the compromise of the popular open-source project LiteLLM. Extortion group Lapsus$ has claimed responsibility for the attack, allegedly posting a sample of the stolen data on its leak site.
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