Notes By Lex Toumbourou

A digital garden about AI, software, learning, and other assorted topics.

Welcome. I'm Lex Toumbourou - a machine learning engineer and software developer based in Brisbane, Australia, currently a Senior MLE at Canva. These are my working notes that I've been collecting over the last decade+ using the Zettelkasten method.

Recent notes

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  1. Sep 23, 2026 model GPT 6 Sol and Luna
  2. Sep 22, 2026 model Claude Opus 5.5
  3. Sep 19, 2026 paper An Empirical Study of Harness Design for Coding Agents
  4. Sep 13, 2026 essay Giving Up on Smart Rings
  5. Aug 5, 2026 note MCP is Now a Stateless Protocol
  6. Aug 3, 2026 model Qwen3.8-Max
  7. Aug 1, 2026 paper LLM Agents Do Not Reliably Follow Company Policies
  8. Jul 26, 2026 paper Decomposing LLM Judge Scores Into Yes/No Questions
  9. Jul 22, 2026 news OpenAI and Hugging Face security incident - July 21, 2026
  10. Jul 17, 2026 model Kimi K3
  11. Jul 15, 2026 essay 6 Months of OpenClaw
  12. Jul 5, 2026 essay Completing A Computer Science Degree On Coursera