WindFlash
AI intelligence for builders
Daily AI signal, weekly tool notes, model changes, agent workflows, and source maps for developers and independent creators.
Latest signal
AI Daily Report: AI Agents · Foundation Models (Apr 21, 2026)
Today\
Content system
Four entry points around one question: what is worth acting on?
Daily AI Brief
Recent AI changes, condensed for builders.
Open sectionField Notes
Practical essays on AI coding, tools, and workflows.
Open sectionTool Directory
Compare AI tools by role, use case, and workflow.
Open sectionSource Map
A curated map of AI, research, developer, and startup feeds.
Open sectionEditorial tracks
From news summary to judgment system
WindFlash now organizes around AI coding, agent workflows, tool selection, China AI watch, and source intelligence.
AI Coding
Workflow notes from using Claude Code, Cursor, OpenClaw, and related tools.
Tool Benchmarks
Tool value judged by use case, limits, alternatives, and freshness.
China AI Watch
Readable English context for important China AI movements.
Source Intelligence
A maintained map of AI, research, developer, and startup sources.
Featured notes
Go deeper after the brief
AI & Writing
AI's "Sweet and Sour" Journey for Me
Over the past two years, I've written and read quite a few articles in different fields. At some point, some of the texts I read began to feel "off": These texts were grammatically correct and seemed logically complete, but they were just unreadable.
Technical Tutorial
Google Gemini CLI Installation Error Solution
When running Gemini CLI in terminal and logging in with my Google account, I got an error: Failed to login. Workspace accounts and licensed Code Assist users must configure GOOGLE_CLOUD_PROJECT. Many people encountered this issue, so here's the solution for reference.
Entrepreneurship Thoughts
The Truth About Building Software for Global Markets
Many young friends have been asking me about building software for global markets. The internet is full of various "secrets" and "guides", but I want to talk about something filtered out by these "feel-good articles": the details that truly determine success or failure, yet are not glamorous at all.