Where strategy meets execution — exploring how AI is transforming businesses, markets, and value.
| Platform |  | Pricing | Freemium | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 101 | Founded | a year ago | Last Issue | 4 days ago |
| Active | |||||
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cashandcache.substack.comLatest Issues
The 3-Layer AI Accuracy Framework (Most People Only Use 1)
Why polished AI output gets checked less, and how Second Memory automates the fix.
The output didn’t get more accurate. Instead, it got more convincing.
Your Org Remembers Everything. It Understands Less.
🧠TL;DR: AI is solving institutional memory. Meetings recorded, decisions documented, context retrievable in seconds. The paradox: organizations may remember more while understanding less. Neha Kabra, McKinsey partner and returning Cash &...
The Advantage Is Not Using More AI. It's Choosing Better.
🧠 TL;DR: A year of running this newsletter on the same AI stack we write about taught us three things. Our readers don't share one job, so they shouldn't share one stack — and the right entry point depends entirely on where you're starti...
How to Connect Claude Code to Any API With No MCP Server (Real Build, Real Bugs)
A step-by-step walkthrough of building a custom API integration with Claude Code, including four real bugs found by deliberately testing failure paths, not just the happy path.
🧠 TLDR: A reader asked how to connect an AI workflow to an ap...
Claude won't do it the same way twice. Hooks fix that.
A lot of you have moved your daily work into Claude Code. That is a natural shift. Claude Code runs in your terminal, so it works directly inside your file directory instead of in a chat window.
I run most of my workflows there now. Compa...
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Authors
The writers behind this newsletter.
I make sense of AI and tech for the people doing the work — PMs, investors, operators, and builders. Ex-quant trader. I care about what works in production, not what sounds good in a pitch deck.
AI Product Manager turned builder. Founder of DraftKit.app, AIAdventChallenge.com. I stopped asking for permission and now I lead through evidence. Published book author. Trusted by Reforge.
You're a creator already making money but every post, every strategy, every decision still needs you to think and show up. I'm building an AI tool that handles the thinking side of your content business, so you can step back.
Security Engineer | M.S. Cybersecurity, CISSP | AWS, NSA, USMC.
Senior Technology Consultant | Co-founder @ Cash&Cache | Venture Capital Fellow & Scout | M.Sc Financial Engineering
Builds With AI | I write about execution friction, for ND workers (Between Thinking and Doing) and teams rolling out AI (The Data Letter)
Exploring how AI changes the act of making, and testing the edges of what it makes possible. Strange experiments, narrative worlds, cultural rabbit holes, and the occasional classy robot escaping the circus.
Visual brand strategist for solopreneurs building with AI. The most fun you'll have learning AI branding and you'll come out looking like a real brand. Join 1,500+ flamingos building full brand systems that drive consistent subscriber growth. \ud83e\ude77\ud83e\udda9
McKinsey Partner. Business is changing faster than organisations can adapt. I write about the decisions that shape complex choices across AI, technology, leadership and execution - helping leaders think more clearly about what comes next.
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