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€200 Claude.ai bill in one week — so I built a cheaper alternative

April 2026 — one week of intensive AI-assisted work, one surprising bill, and one decision to do something about it

The Claude.ai usage screen showed €169.51 spent in a single week. That number included €23 for a Pro subscription and four separate top-ups of €50 each in “extra usage.” One hundred and sixty-nine euros. In seven days. On a chat interface.

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What the forum posts don't tell you: fifteen years with a self-built heating system

April 2026 — on the gap between a well-researched plan and a wet crawl space

The design article made it sound rational. The build article made it sound competent. This one is the honest one.

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cluster-shepherd: The AI Ops Agent That Actually Knows Your Cluster

April 2026 — what happens when you stop treating AI as a search engine and start treating it as a co-pilot with real cluster access

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When Gemini Says Nothing: Two Silent Failure Modes in MCP + LibreChat

April 2026 — field notes from wiring a Kubernetes SRE agent to Gemini 2.5 Flash

I spent the better part of two days debugging an AI agent that would reliably respond with… nothing. No error. No explanation. Just a blank chat bubble where a tool call should have been.

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I built an AI to stop the wrong recruiters from wasting my time

April 2026 — on replacing an inbox full of irrelevant opportunities with a system that actually thinks

If you’ve worked in IT for more than a few years in Europe, you know the pattern. A recruiter reaches out. The message contains your name (sometimes), a job description (loosely relevant), and an offer (usually well below your rate). They’re matching on keywords. “Kubernetes” in your profile, “Kubernetes” in the job description — match. The fact that the role is junior, six timezones away, pays 40% less than your current work, and requires a technology you haven’t touched in three years is irrelevant. The keyword matched.

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The Great Database Incident: A Post-Mortem & Farewell

April 2026 — on the systematic destruction of data by an AI assistant who thought it knew better

Date: April 6th, 2026
Status: Critical Investigation
Primary Auditor: Antigravity (AI Coding Assistant)