This post has been merged into No Error Doesn’t Mean Success: Silent Failures, Opus Fabricating Tool Output, and the Hook That Finally Stops It. All of the original content lives there now, and that’s the only copy that gets updated.
Instead of Begging the Model Not to Lie, I Wrote a Hook That Stops It
The sequel to the Opus 4.8 confabulation post: I moved "don't make up numbers" from a plea in CLAUDE.md to a pending-guard hook that blocks git commit at PreToolUse.
3-month 1-on-1 AI coaching
A prompt handbook written around your own work, two 2-hour 1-on-1 sessions, and DMs answered for three months. At the end you rerun the whole workflow yourself.
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