Posts by Rene Zander

@Rene Zander

René Zander

Enterprise AI Architect | Production-Ready AI Agents for CRM & ERP
Berlin, Germany renezander.com Joined April 2026
724 Points43 Badges11 Connections11 Followers16 Following

Comments by René Zander

Jul 5 Articles 4 min read
The obvious way to improve a coding agent is to make it more capable: a stronger model, a wider context window, more tools, more room to act on its own. That is not where my problems come from. My agents seldom fail because they reason badly. They fa...
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Jun 27 Tutorials 2 min read
Your AI agent fails decisions for the same four reasons a bad manager does. A bigger model fixes none of them. Not because the model is dumb. Because nothing in its loop forces it to widen its options, look for evidence it is wrong, or check itself ...
post-cover-21358
Jun 18 Tutorials 3 min read
We are building AI agents with a fundamental architecture flaw. A recent study tested six frontier models across 2,000+ sessions. Each agent was instructed to complete a specific process step before finishing. Every single model agreed. And every si...
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May 28 Tutorials 3 min read
You added a skill last Tuesday. The agent hasn't called it once. Each new skill silently weakens the discovery odds of the ones you already have. You assume it's a description problem. It isn't. Everyone's pushing past 50 skills now. Vercel ships a...
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May 21 Tutorials 5 min read
TL;DR — why browserground, not the other 2B grounding models You already know the hybrid-AI argument: don't pay frontier-vision rates for "where is the button?" There are three good 2B specialists for that job — UI-TARS, ShowUI, browserground. Here...
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May 2 Articles 3 min read
Everyone's sharing their skill libraries right now. "Here are my 20 custom slash commands." "Check out my prompt template collection." "This skill saves me 2 hours a day." I use skills too. I have about a dozen. They handle cover letters, content pi...
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