The Agent OS: Why We Need an Execution Runtime, Not Another Chatbot

We’re entering the third era of AI. First came chatbots — GPT-3, Claude, Llama. You type, it replies. Useful for drafting emails and brainstorming. Then came copilots — GitHub Copilot, Cursor, Claude Code. They edit code inline, but they’re tethered to a single vendor or model, and they’re still suggestion engines at heart. Era 3 is the agent runtime. Instead of asking an AI to "suggest a refactor," you tell it to "refactor this module, run the tests, and commit if they pass." That’s a task, no...