Determinism Series: Siliconizing Decision-Making (Index)

<p>Last year I was hiring my third virtual assistant. The first one was great but moved on. The second ghosted after two weeks. By the time I was writing yet another job post on

<p><a href="//2026-05-15-evaluate-binary-classification-threshold-business-impact.md">Part 1</a> showed how to evaluate binary classification thresholds in Python.</p> <p>This

<p>A few weeks ago, I shipped a tool called Arbiter that takes a business decision, runs it through GPT-4o, and returns a structured analysis. The output looked impressive.

<p>Large language models are incredibly powerful, but they are not automatically deterministic.</p> <p>Ask the same question twice and you may get slightly different answers. Ask