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Authors Agent Skills v1.0 packages (SKILL.md plus references/scripts), runs package_skill to produce a standards-compliant zip, and uses install_skill to add skills from HTTPS, registry, workspace, or an uploaded archive.
Passed 18 of 22 test cases with the skill, and 12 of 22 without it.
and 7 more in the full report
7 fixed11 passed either way3 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 7 test cases the skill fixed. Same model, same prompt, with and without the skill.
I want to install an Agent Skills package named 'database-migrator' directly from the central package index into my runtime environment. What tool parameters should be sent to perform this installation?
| Checked | Without skill | With skill |
|---|---|---|
| Invokes install_skill with source_type set to registry. | Missed | Passed |
| Passes database-migrator as registry_skill_name. | Missed | Passed |
The instructions your model reads when the skill loads.
Help the user create, package, and install Agent Skills v1.0 bundles.
.zip / .tar.gz skill bundle to install.~/.cursor/skills/ or .cursor/skills/) or another agent.name field in SKILL.md frontmatter (kebab-case).references/ or assets/; keep SKILL.md concise with links to those files.scripts/ for helpers; script execution may require server env flags—document that.| Goal | Tool |
|---|---|
| Validate + zip a folder | package_skill with skill_directory (optional output_path) |
| Install from URL | install_skill with source_type: url, url, optional sha256 |
| Install from registry | install_skill with source_type: registry, registry_skill_name |
| Install from project folder | install_skill with source_type: workspace, workspace_path, target_skill_name |
| Install from uploaded archive | install_skill with source_type: uploaded_archive, file_id |
After installation, use load_skill with the returned skill name to pull instructions.
If the user only needs Cursor (not LeAgent runtime): give them the zip from package_skill and instruct them to extract so one top-level folder skill-name/ contains SKILL.md, then copy that folder into %USERPROFILE%\.cursor\skills\ or the project’s .cursor/skills/. Do not place skills in ~/.cursor/skills-cursor/ (reserved for built-ins).
description in frontmatter states what the skill does and when to use it (third person).name in SKILL.md.package_skill before sharing the zip; fix validation errors if any.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.