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!
Beijing-based Moonshot AI raised $2 billion at a $20 billion valuation, quintupling its value in six months as investor interest in Chinese open-weight AI models surges due to increased customer demand.
Tekst raised $13.5 million in Series A funding to build its "Process Intelligence" technology that helps AI agents understand and automate complex enterprise workflows by automatically mapping the unwritten rules and context hidden in emails, documents, and institutional knowledge.
Google DeepMind launched Gemma 4 in April, a family of open-source AI models under Apache 2.0 license that delivers state-of-the-art reasoning across four sizes—including two edge-optimized models that run autonomous agentic workflows entirely offline on mobile and IoT devices.
Dex, an AI-powered recruiting platform for tech talent, raised $5.3 million in seed funding to expand its conversational AI agent that matches engineers with companies. The startup reports it has reached about $1.8M in ARR since it launched its paid services.
DeepSeek released DeepSeek-V4, an open-source 1.6-trillion-parameter model with a one-million-token context window that achieves near-frontier performance at roughly one-sixth the API cost of GPT-5.5 and Claude Opus 4.7.
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