codex

2026-03-23 • 4 min read

Back in October or November last year, when I started using Opencode, I spent quite a bit of time setting up permissions and realised they were both complex to set up and, frankly, unreliable. Recently, I have been working on sandboxing the coding agents I use, and I wanted to sh…

2026-02-26 • 2 min read

A short post on combining skills. It's not always clear when a skill will be called or triggered. The easiest way is to put instructions and directly invoke the skill you want by name. For example, for my Today I Learned mini blog site, I have two skills to keep my TILs focussed …

2026-02-04 • 5 min read

This is a short experience report about using skills (with Codex and its models) to build a personal AI assistant that helps me maintain my time-tracking log. To set expectations: the assistant does not manage my calendar or tasks. It helps me keep a time-tracking log that lives …