Andreas Belitz
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The Boiler Project — and the context engineering that made it work
Jul 20, 2026 · 13 min read · 3D Printing & Making

The Boiler Project — and the context engineering that made it work

A Home Assistant optimisation that turns a hot-water tank into the most valuable battery in the house — and, just as much, a worked example of how deliberate context management tur...

home-assistant making context-management self-hosting energy automation
The context operating model I use for the projects that don't fit in a chat
Jul 7, 2026 · 9 min read · LLM Patterns

The context operating model I use for the projects that don't fit in a chat

My .md-file memory system was built for code. This is the version I run for consulting work — RfPs, discoveries, research — out of one shared folder. Same hierarchical context mana...

context-management cowork knowledge-work workflow subagents
Context rot has a name now — here's what four months of living with it taught me
Jun 18, 2026 · 9 min read · AI Engineering

Context rot has a name now — here's what four months of living with it taught me

A sharp new piece lays out the mechanisms behind context rot and gives concrete token thresholds. I've been hitting those thresholds by hand since February. Here's where the analys...

context-management context-rot attention agents claude
Claude Fable 5: what a new tier above Opus means for context management and agent teams
Jun 10, 2026 · 10 min read · AI Engineering

Claude Fable 5: what a new tier above Opus means for context management and agent teams

Anthropic launched Claude Fable 5 yesterday — its first Mythos-class model, priced at double Opus. The context window didn't grow. What changed is everything around it, and that's...

claude fable-5 context-management agents agent-teams anthropic
Bigger context, worse agents
May 22, 2026 · 5 min read · AI Engineering

Bigger context, worse agents

I've been experimenting with feeding agents larger volumes of context. The pattern is steady: the bigger I make it, the worse it looks. Meanwhile, the rest of the field is racing t...

context-management context-rot knowledge-graphs retrieval agents
I built an AI to watch a bird. She left.
May 17, 2026 · 6 min read · 3D Printing & Making

I built an AI to watch a bird. She left.

I built an AI to watch a Common Redstart nesting in my garden. Two weeks later she left the box and never came back. The AI didn't notice — and that was the lesson.

side-project claude gemini prompting vision ai-architecture sweden
Mining Bitcoin in my hallway — and the home automation that decides when to do it
May 5, 2026 · 13 min read · 3D Printing & Making

Mining Bitcoin in my hallway — and the home automation that decides when to do it

A 21energy Ofen 2 sits in my hallway — heating the air and hashing Bitcoin. This is the Home Assistant logic that decides when, why, and at what tier.

bitcoin home-assistant mining energy automation sweden
Cairn: a thin SDLC for solo Claude Code work
Apr 29, 2026 · 9 min read · Tools & Workflow

Cairn: a thin SDLC for solo Claude Code work

A workflow layer for solo Claude Code that sits on top of the externalized context architecture. Four slash commands, one knowledge file, and a session protocol that keeps discipli...

claude-code sdlc agentic-workflows framework solo-dev context-engineering
Paper rules break first
Apr 17, 2026 · 8 min read · LLM Patterns

Paper rules break first

Two months of running the agent-team starter prompt taught me which rules actually hold. The ones wired into tooling survived. The ones that only lived in prose were the first to e...

claude-code agents prompting context-management workflow
The context wars: how Gemini, ChatGPT, Claude and Grok manage agent memory in 2026
Mar 22, 2026 · 14 min read · AI Engineering

The context wars: how Gemini, ChatGPT, Claude and Grok manage agent memory in 2026

I've spent months building context management patterns by hand. Here's how the four major platforms are solving the same problems at the infrastructure level — and what it means fo...

context-management agents memory gemini claude chatgpt grok caching
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