Vibe coding

I overhauled my website with a team of Claude Code subagents

My website needed a major upgrade, so I unleashed Claude Code and a team of subagents. Did it actually work?

Jan 3 • Karen Spinner

I built a Chrome extension to manage hundreds of scattered AI prompts

Keep your prompts organized with the Prompt Collector Chrome extension. Tag them, group them into collections, and add variables so you can create…

Dec 27, 2025 • Karen Spinner

I collected abstracts from 11,303 recent research papers on AI/ML

Then I used them to build a trend-spotting prototype

Nov 14, 2025 • Karen Spinner

What 49,000 Substack articles taught me about my newsletter niche

I developed a newsletter deep dive report to help writers understand where they fit into the Substack ecosystem

Oct 25, 2025 • Karen Spinner

I used machine learning to make sense of 39,000 Substack articles

Using semantic search and clustering algorithms to understand what's trending on Substack right now

Oct 4, 2025 • Karen Spinner

Recent writings from emerging product voices

A reading list from newsletters that focus on building products and tools of all kinds

Sep 22, 2025 • Karen Spinner

I created a vector database with 2K newsletters and 30K articles

It worked great on my desktop, but did it run in production?

Sep 17, 2025 • Karen Spinner

I used Claude Code for 10 days after a year of cut-and-paste

Why I finally took everyone’s advice and tried a modern coding tool...and what happened when I did

Sep 5, 2025 • Karen Spinner

How I built a Chrome extension to help me focus

Big tech has invested billions into creating distractions, so I fought back with my own Chrome extension.

Sep 3, 2025 • AI Lab Notes

I turned my newsletter digest script into an MVP

And it's ready for testing.

Aug 15, 2025 • Karen Spinner

I built a tool that creates a weekly newsletter digest

I spent several hours on a prototype. Did it work?

Aug 9, 2025 • Karen Spinner

I launched an AI-powered writing studio that nobody wanted

And I'd do it again.

Jul 30, 2025 • Karen Spinner

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