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The Data Letter helps senior managers, technical builders, and operators use AI and data systems to reduce friction and run complex work more effectively. Subscribe for your free AI Readiness Checklist.

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PricingFreemiumPublishesTwice weekly
Issues90Foundeda year agoLast Issue8 days ago
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Latest Issues

The Eval System for AI Workflows That Non-ML Teams Can Run

A step-by-step build for the test layer your AI outputs are missing

Last month, PwC Middle East published four thought leadership reports on AI and electric vehicles. The reports contained fabricated citations, invented academic papers, an...

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Test your AI before it embarrasses you

Thank you to and everyone else who tuned in this evening!

PwC Middle East published four AI reports last month with fabricated citations, invented academic papers, and one footnote still carrying ChatGPT's tracking tag in the URL. The Fin...

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Parent Agents vs Subagents: Inside a Multi-Agent System

Build a multi-agent AI system in 15 minutes.

Earlier this week, I walked through the working definition of an AI agent. A loop of three parts (Plan, Act, Observe) plus two supporting systems: memory and tools. Five parts in total. If a too...

15 days ago
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What makes something an AI agent?

Today’s live is up above. Thank you to and everyone else who showed up!

If your team is evaluating something a vendor is calling an AI agent, this session gives you a working definition and a 5-part check you can run this week to determi...

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Stop Company Data Leaking Into AI Tools

Security settings that stop company AI data leaks

You can let your team use AI every day without your private data leaking out through it. You do it by deciding, in advance, which kinds of company data are allowed to go to which AI tool, a...

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  • Hodman | How To Build With AI

    Builds With AI | I write about execution friction, for ND workers (Between Thinking and Doing) and teams rolling out AI (The Data Letter)

  • Wyndo

    AI Operator & Maker \ud83d\udee0️ || Sharing optimistic view how to build smarter, work faster, and live better—with AI || Building AI Maker & Agentic Academy most of the time.

  • Dheeraj Sharma

    I help non-technical founders and creators build AI automation systems that grow revenue without growing workload. 20 years of enterprise engineering, now in plain English. I share just what works. Claude Code, Cowork, n8n, Codex and ChatGPT

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