Micro-Harnesses vs. Agentic Operating Systems: Architecture, Economics, and Governance in 2026
A deep architectural breakdown comparing minimalist micro-harnesses (Pi, Ante, Aider, Goose) against full-stack Agentic Operating Systems (Antigravity CLI, Claude Code, Opencode, GitHub Copilot): analyzing token economics, RAM density, context poisoning, and production two-tier pipelines.