the browser is the sandbox
Summary
Paul Kinlan's AI Focus piece argues that the browser sandbox could enable agentic AI and client-side automation, demonstrated via Co-do, a browser-based AI-powered file manager. It analyzes sandboxing layers (file system, network via CSP, LLM input/output), execution with JS/WASM/Web Workers, and a double-iframe approach, while noting security trade-offs and cross-browser limitations.