Essays on building with LLMs
I’m Lukas. I studied medicine, got pulled into AI somewhere in the middle of it, and now work on designing and developing AI based products full time, from Berlin.
This site is where I write that work down. The posts are hands-on and specific: Advice on how to get the most out of working with LLMs, Tool recommendations, which mistakes to avoid etc.
You can read more about me or get in touch.
Latest
Renting Out Your Mac for AI Inference Using Darkbloom
Writing
- Renting Out Your Mac for AI Inference Using Darkbloom
- Obsidian + Claude Code: The Setup I Use Every Day
- Claude Code vs Cursor: Speed, Pricing and Use Case Comparison (2026)
- When Can You Run a Claude Fable-Level LLM Locally on a MacBook?
- Karpathy's LLM Wiki: A Markdown Memory System for Claude Code
- How to Avoid AI Vendor Lock-In: Keep Your Work in Files, Not Chats
- Working with agents now feels like email, not chat
- Best Mac Dictation App: Free, Local, and Offline
- Don't make this personal
- Expert Role Prompting: How to Get Better Answers From ChatGPT and Claude