BeastMaster Daily Brief — 2026-03-15
AI Intelligence
Anthropic’s 1M context window goes GA for Opus 4.6 and Sonnet 4.6 without premium pricing. OpenAI retires GPT-5.1, auto-migrates to 5.3/5.4, and ships write actions for Google/Microsoft apps in ChatGPT Enterprise. Prompt injection remains OWASP’s #1 LLM vulnerability at 73% of production deployments. Simon Willison reports AI-assisted rapid prototyping hitting mainstream. OmniCoder-9B lands on Hugging Face as the first open coding agent trained on multi-provider agentic trajectories.
Anthropic 1M Context GA for Opus 4.6 / Sonnet 4.6 (Simon Willison / Anthropic)
OpenAI Retires GPT-5.1, Ships Write Actions for Enterprise Apps (OpenAI release notes (releasebot.io))
Prompt Injection Still #1: 73% of Production AI Vulnerable (OWASP GenAI Security Project / SecurityBoulevard)
Audiobook Recommendations
Agentic Artificial Intelligence – Harnessing AI Agents to Reinvent Business, Work and Life by Pascal Bornet, Jochen Wirtz, Thomas H. Davenport
Artificial General Intelligence (AGI): The Symbiotic Future of Humans and Machines by Dr Samuel Xiangming Li
Quantum Machine Learning by Ajit Singh
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