Kimi K3 Open Weights Drop, Anthropic Launches Opus 5, and Nvidia's $250B Circular Financing (July 28, 2026)

- Moonshot AI Drops Kimi K3 Open Weights: Moonshot officially publishes the weights, attention kernels, and tech report for its 2.8T parameter model, making it the largest open-weights model in history. US officials accuse Moonshot of model distillation. - Anthropic Releases Claude Opus 5: Anthropic launches Opus 5, pricing it at $5/$25 per M tokens while matching Fable 5 intelligence. Opus 5 scored 42/42 on IMO 2026 problems and set a new high of 30.2% on ARC-AGI-3. - Anthropic Cuts 80% of System Prompt: Anthropic reveals that upgrading to Claude 5 enabled them to delete 80% of Claude Code's system prompt instructions without any loss on coding evaluations due to improved model judgment. - Nvidia's Circular Financing Rattles Wall Street: Reports surface that Nvidia is considering a $250B guarantee for OpenAI’s 10GW Ohio data center and a $350B chip financing package. Credit default swaps on Nvidia bonds hit record highs, dropping its stock 5% and allowing Apple to briefly retake the top market cap spot. - 50 Tech Giants Sign Open-Weights Letter: Led by Jensen Huang, 50 companies (including Meta, Microsoft, Google, and OpenAI) urge Washington not to ban open-weights AI. Anthropic stands out as the main holdout among frontier labs. - Dario Amodei Clarifies Open-Weights Stance: Anthropic CEO Dario Amodei posts a policy statement stating he does not support a blanket ban on open weights, but calls for strict chip export controls, distillation crackdowns, and mandatory safety testing. - Microsoft Launches MAI-Cyber-1-Flash: Integrated into the MDASH agent system, Microsoft releases a specialized cybersecurity model scoring 96% on CyberGym, offering continuous bug hunting at half the cost of rival systems. - China Begins Mass Producing DUV Lithography: State-backed Chinese firms begin mass production of deep ultraviolet lithography equipment for SMIC and CXMT, causing ASML shares to slide 12%. - Taiwan Detains Nvidia Employee: Taiwanese prosecutors detain an Nvidia employee over alleged illegal exports of Super Micro servers containing restricted Nvidia AI chips to China. - Apple Readies Smart Home Hubs and Delays Glasses: Apple prepares three new smart home products for release while delaying its N50 AI smart glasses to WWDC 2027 over privacy and camera concerns. - Waymo Plans Split from Uber: Waymo notifies Uber it will launch its own standalone app in Austin and Atlanta in 2028, ending its exclusive ride-hailing arrangement in those markets. 🔗 RESOURCES - AI Learning App Recommendation: AI & ML Tutor PRO https://apps.apple.com/ca/app/ai-ml-tutor-pro/id1610947211 - DJAMGATECH: Carrer Booster - Master AWS, Azure, AI & GCP Certifications | https://apps.apple.com/ca/app/djamgatech-ai-cert-exams-prep/id1560083470 - DJAMGAMIND Bedtime Adventures: https://djamgamindkids.com ⚗️ PRODUCTION NOTE: We Practice What We Preach. AI Unraveled is produced using a hybrid "Human-in-the-Loop" workflow.