Week 19, 2026 AI roundup

Agents Best Vector Databases in 2026: Pricing, Scale Limits, and Architecture Tradeoffs Across Nine Leading Systems MarkTechPost Dev Tools ‘Your Career Starts at the Beginning of the AI Revolution,’ NVIDIA CEO Tells Graduates NVIDIA AI Blog Models Anthropic says ‘evil’ portrayals of AI were responsible for Claude’s blackmail attempts TechCrunch AI Models Claude BROKE Wall Street Overnight... Wes Roth Startups Live from Think 2026: AI operating model, VC funding & CAIO evolution IBM Technology Models Introducing ChatGPT for Excel and Google Sheets OpenAI Security Claude Security’s public beta, OpenAI’s five-point plan and cybersecurity’s Y2K moment IBM Technology Policy AI tool poisoning exposes a major flaw in enterprise agent security VentureBeat AI Policy OpenClaw vs Hermes Agent: Why Nous Research’s Self-Improving Agent Now Leads OpenRouter’s Global Rankings MarkTechPost Models We’re feeling cynical about xAI’s big deal with Anthropic TechCrunch AI Models How to Build a Cost-Aware LLM Routing System with NadirClaw Using Local Prompt Classification and Gemini Model Switching MarkTechPost Agents AI agents can now hack computers and copy themselves, and they're getting better fast The Decoder