3 PrepMint guides tagged prompting — written from using the tools and checked against the vendor's own documentation.
Choosing a model · 11 min read
Every assistant now has a thinking dial, and almost nobody tells you which task deserves it. One test decides it: does this task have a step where being wrong in the middle makes the answer wrong? The shapes where deliberation pays, the shapes where it only buys latency, and the failure no setting can fix.
How it works · 9 min read
You changed nothing and the answer changed anyway. A mental model of what actually varies between two runs of an identical prompt: sampling that never fully stops, a context window that grows every turn, a system prompt the vendor rewrites, memory you cannot see, and infrastructure that moves under a pinned model.
How it works · 11 min read
You wrote the rule, then pasted an example under it to help — and the output matched the example. A demonstration is a stronger signal than a description, it shows everything about itself rather than the one property you meant, and nothing warns you when the two disagree.