AI coding has officially become big business. This week, Factory , a startup building AI coding agents for enterprise engineering teams, raised $200 million at a $5 billion valuation . That valuation reportedly more than tripled from its previous round. And Factory is only one company in a rapidly growing market around tools such as Claude Code, GitHub Copilot, Cursor, Codex, and other coding agents . But this made me wonder: If many of these products can access the same or ...