Need to know

• AI agent identity has become the defining security battleground, with every major vendor shipping frameworks to govern non-human identities this week.
• Anthropic's Mythos expanded to 150 organizations including critical infrastructure, while the company confidentially filed its IPO prospectus with the SEC.
• OpenAI's Codex landed on Amazon Bedrock and gained enterprise GTM skills via ZoomInfo, collapsing the line between coding agent and sales platform.
• Nvidia's RTX Spark superchip entered the consumer laptop market, bringing on-device agentic AI to Dell, HP, Microsoft, and five other OEMs simultaneously.
• GitHub Copilot shipped scheduled cloud agents, voice input, and Gemini model support at Build 2026, turning the assistant into an always-on autonomous teammate.