An open-source port of Codex's Record & Replay capability — letting any agent learn and replay macOS desktop workflows from a single user demonstration.

A consulting-grade presentation AI agent that turns ideas into structured, data-driven decks.

A documentary-style website capturing real personal stories to reflect the China and world I experienced.

A tool that renders Markdown into a high-fidelity mobile AI chat UI with streaming simulation and one-click export.

A one-stop information hub for Tsinghua e-scooter usage, including buying, charging, parking, maintenance, and policy updates.

Field notes and patterns for prompting agentic systems effectively, drawn from Claude Code and my own production experience.

Why context, not just model size, determines whether an LLM product holds up in production.

Why Model Context Protocol matters: a practical explanation of how MCP standardizes access between LLMs, tools, and external systems.

My reading notes on Nexus and why AI may become the first information technology capable of becoming a node inside civilization itself.