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Get Started Free →archive228/changelog-from-diff
Turn a set of commits or a diff into a clean, user-facing changelog entry. Use before a release or PR description.
Passed 18 of 22 test cases with the skill, and 12 of 22 without it.
and 7 more in the full report
6 fixed12 passed either way4 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 6 test cases the skill fixed. Same model, same prompt, with and without the skill.
Diff: `--- a/search.ts +++ b/search.ts + export function searchFuzzy(query: string) { ... }` PR #101: Fuzzy search support. Format this into a publishable markdown snippet.
| Checked | Without skill | With skill |
|---|---|---|
| Formats the output using valid Markdown headers and list bullet items | Passed | Passed |
| Contains no commentary outside of the Markdown snippet | Missed | Passed |
The instructions your model reads when the skill loads.
Read the actual diff/commits, not the commit messages (they lie). Group into: Added · Changed · Fixed · Removed · Security (skip empty groups). Each line: user-facing impact, not implementation. "Fixed login failing for emails with uppercase characters" — not "fixed bug in user lookup".
test cases passed, vs 12 / 22 without
Published skills whose descriptions closely match this one, with their headline benchmark lift.
More skills from the same source and nearby in the registry, with their headline benchmark lift.