Define product success metrics
Choose measures that reveal whether a product change created value.
What this prompt helps you do
A metric tree with a primary outcome, leading signals, and guardrails.
When to use it
A team is about to ship work without a credible way to evaluate it.
What to prepare
The goal, relevant source material, constraints, examples, and the decision or action this should support.
How to get a strong result
Add the facts, constraints, source material, and desired format that the model cannot know.
How to use this prompt
Replace each placeholder with accurate context. Paste the complete prompt into ChatGPT, review the response critically, resolve important questions, and use it as a considered input to the next decision—not as an unchecked final answer.