Did Opus5 replace Superpowers? a brownfield test. 23 Sep 2026 17 min read Part 2 evaluation of Superpowers in a complex brownfield project for a gym app, answering the question - Did Opus5 replace Superpowers?
Are better models replacing Superpowers? 28 Aug 2026 12 min read This fortnight’s outer harness evaluation rests on Superpowers - perhaps the most popular AI skills framework in the world.
Is Luna on max effort the solution to coding cost? 09 Aug 2026 11 min read This experiment tests the viability of running Luna as a builder model, with orchestration and review by larger models.
Welcome to Fresh Worktree 06 Aug 2026 1 min read News Fresh Worktree is a place where I test the frontier of the outer harness, and tell you the results. At the time of writing AI coding is changing every week with new models,