Anthropic's Hidden Vercel Competitor "Antspace"
Summary
The article reveals Anthropic's internal Antspace, a Vercel-like PaaS built on Firecracker microVMs, exposed by reverse-engineering a non-stripped Claude Code binary. It outlines deployment phases, the BYOC model, and the Baku web app builder, arguing that Anthropic is pursuing vertical integration across the full AI app stack. It also discusses strategic implications for competitors and the potential impact on AI-native development workflows.