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Pressure-tests a product on strategy, positioning, market, and reason to exist — never on feasibility or implementation — until it is sharp enough to set a vision from.
Passed 16 of 22 test cases with the skill, and 6 of 22 without it.
and 18 more in the full report
11 fixed5 passed either way5 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 11 test cases the skill fixed. Same model, same prompt, with and without the skill.
We grilled a vague concept for a Kubernetes cluster cost estimator named 'Kube Cost Slasher'. What filename must be used for the transient output?
| Checked | Without skill | With skill |
|---|---|---|
| Uses filename readied-product-kube-cost-slasher.md in transient scratch folder | Missed | Passed |
The instructions your model reads when the skill loads.
vision-grill takes a vague product idea and interrogates it — adversarially,
on strategy, positioning, market, and the product's reason to exist — until it
is sharp enough to set a vision from. It produces a transient readied-idea
stub that product-vision consumes. It is a pre-stage, not a pipeline stage:
it writes no vision.md, no durable artifact, no why-link. It grills the
product idea; product-vision authors the vision from the sharpened result.
product-vision. Grilling is the front door for
vague product ideas, never a mandatory gate.idea-grill.Interrogate the product idea adversarially. Find the holes; do not be agreeable. Pursue, until each has a real answer:
Rules of the grill:
test cases passed, vs 6 / 22 without
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