AI Ecosystem Update Week 3/2026: Apple-Google Mega-Deal, ChatGPT Health, and the Future of Developer Tools
Comprehensive analysis of the most important AI developments in week 3 of January 2026: Apple-Google partnership for Siri with 1.2T parameter Gemini model, Claude Code 2.1.9 security updates, OpenAI Codex v0.86.0 with skills, ChatGPT Health, MCP under Linux Foundation, and critical deprecations. With practical use cases and concrete recommendations.