Yu Xiao

Words to Actions.

Building AI products. Writing about product design, engineering decisions, and the craft of shipping.

• Every App Wants AI. None Should Build Its Own.Jun 22
• What the Model Reads Before It AnswersJun 15
• The Model Believes EveryoneJun 14
• Don't Send the Web Page Through the ModelMay 29
• Context Is Part of the AgentMay 28
• Nested Code Blocks in Markdown Are UnsolvableMay 13
• How Codex Does Computer Use Without Stealing FocusApr 24
• How sanqian Manages ToolsApr 21

• Don't PanicMay 27
  An interactive walkthrough of how LLMs work.
• AI-Native TeamApr 2
  A source-backed operating model for AI-native teams.

• SanqianYour desktop Agent orchestration hub.
• NoteA note-taking app for deep thinking.
• TodoMinimal todo with outline thinking.
• SatiAI agent for browser and Office.