Note This Week in Extensibility: Google ships A2UI 1.0 for agent-built interfaces, Firecracker adds an AWS Nitro Sandboxes backend, and MCP sets a fixed release calendar
Week of November 7–13, 2026: Google shipped A2UI 1.0, a stable format that lets AI agents render interactive screens, not just text; AWS's Firecracker added a Nitro Sandboxes backend to the engine...