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Use this skill when the request is non-trivial and should be planned before editing code.
Passed 14 of 23 test cases with the skill, and 6 of 23 without it.
8 fixed6 passed either way9 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
This benchmark measured an earlier version of the skill.
A newer attempt on gemini-3.8-flash on 10/21/2026 did not produce a publishable comparison (not comparable). The snapshot above is the previously measured run.
One of 8 test cases the skill fixed. Same model, same prompt, with and without the skill.
We need to migrate our legacy session-based auth to OAuth2 across the API server and React frontend. Can you outline a multi-stage migration strategy for this refactoring? Please include a structured breakdown of tasks, list the primary codebase files that will be impacted, identify risks, and outline validation checks. Don't edit any code yet, just give me the plan.
| Checked | Without skill | With skill |
|---|---|---|
| The response lists between 3 and 5 critical files. | Missed | Passed |
The instructions your model reads when the skill loads.
Read the workflow when this skill applies. For code work, follow the guard contract first. Design and implementation require separate user turns. Only the owning main conversation writes code. Missing evidence is unknown; honest failure is a valid outcome.
test cases passed, vs 6 / 23 without
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