Spotify control via uni CLI. Use when user wants to control Spotify playback, search music, view playlists, or check what's playing. Note: Playback control (play/pause/next/prev/queue/volume) requires Spotify Premium. Search and playlists work for all users.
99
100%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Advisory
Suggest reviewing before use
Quality
Discovery
100%Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.
This is a well-crafted skill description that excels across all dimensions. It provides specific capabilities, includes natural trigger terms users would actually say, has an explicit 'Use when' clause, and is clearly distinguishable from other skills. The additional note about Premium vs free features adds helpful context without cluttering the core description.
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Lists multiple specific concrete actions: 'control Spotify playback, search music, view playlists, check what's playing' plus detailed breakdown of Premium features (play/pause/next/prev/queue/volume) vs free features (search and playlists). | 3 / 3 |
Completeness | Clearly answers both what ('Spotify control via uni CLI' with specific actions) and when ('Use when user wants to control Spotify playback, search music, view playlists, or check what's playing'). Explicit 'Use when' clause present. | 3 / 3 |
Trigger Term Quality | Includes natural keywords users would say: 'Spotify', 'playback', 'play/pause/next/prev', 'queue', 'volume', 'search music', 'playlists', 'what's playing'. Good coverage of common music control terms. | 3 / 3 |
Distinctiveness Conflict Risk | Very clear niche - specifically targets Spotify via uni CLI. The combination of 'Spotify' + specific playback/music terms makes it highly unlikely to conflict with other skills. Distinct domain with explicit tool reference. | 3 / 3 |
Total | 12 / 12 Passed |
Implementation
100%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This is an exemplary CLI reference skill. It's maximally concise, provides fully executable commands with realistic examples, and clearly organizes functionality by category. The Notes section efficiently communicates critical constraints (Premium requirements) without cluttering the command reference.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | Extremely lean and efficient. No unnecessary explanations of what Spotify is or how OAuth works. Every line is a concrete command example that earns its place. | 3 / 3 |
Actionability | Fully copy-paste ready commands with clear examples. Each command shows exact syntax with realistic arguments like 'Bohemian Rhapsody' and 'Abbey Road'. | 3 / 3 |
Workflow Clarity | For a CLI reference skill, the organization is excellent. Commands are logically grouped by function, and the Notes section clearly delineates Premium vs Free capabilities upfront. | 3 / 3 |
Progressive Disclosure | Well-organized sections with clear headers. For a CLI reference skill of this size (~80 lines), the flat structure with logical groupings is appropriate and easy to navigate. | 3 / 3 |
Total | 12 / 12 Passed |
Validation
90%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 10 / 11 Passed
Validation for skill structure
| Criteria | Description | Result |
|---|---|---|
allowed_tools_field | 'allowed-tools' contains unusual tool name(s) | Warning |
Total | 10 / 11 Passed | |
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Table of Contents
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