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analyzing-nft-rarity

Calculate NFT rarity scores and rank tokens by trait uniqueness. Use when analyzing NFT collections, checking token rarity, or comparing NFTs. Trigger with phrases like "check NFT rarity", "analyze collection", "rank tokens", "compare NFTs".

74

Quality

93%

Does it follow best practices?

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SecuritybySnyk

Low

Low-risk findings worth noting

SKILL.md
Quality
Evals
Security

Quality

Content

87%Weight 40%Scale 1-3

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

A well-structured, highly actionable skill body with executable commands and clean progressive disclosure. Its main gap is the absence of explicit validation/checkpoint steps for batch export operations in the main body.

Suggestions

Add an explicit validation or verification step to the export workflows (e.g., confirm the output file is non-empty / row count matches expected token count) so batch operations have a feedback checkpoint.

Reference implementation.md from the body or fold its content into an existing section, since it exists in references/ but is not linked, leaving it undiscoverable.

Tighten the Overview so it does not restate the frontmatter description verbatim, reclaiming tokens.

DimensionReasoningScore

Conciseness

Lean body with executable commands, a compact algorithm table, and detail deferred to reference files; assumes Claude's competence without explaining NFT basics. The Overview bullets lightly restate the description, but every section earns its tokens.

3 / 3

Actionability

Every section provides copy-paste-ready executable commands (e.g. 'cd ${CLAUDE_SKILL_DIR}/scripts && python3 rarity_analyzer.py collection boredapeyachtclub') with concrete options and export formats.

3 / 3

Workflow Clarity

Six workflows are clearly numbered and sequenced with commands, but batch/export operations lack explicit validation checkpoints or error-recovery feedback loops in the body — error handling is delegated to references, capping clarity at 2.

2 / 3

Progressive Disclosure

Concise overview with well-signaled, one-level-deep references to real files (errors.md, examples.md) at ${CLAUDE_SKILL_DIR}/references; content is appropriately split into sections for easy navigation.

3 / 3

Total

11

/

12

Passed

Description

100%Weight 40%Scale 1-3

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

The description is concise, concrete, and fully complete — it states the capability, an explicit Use-when trigger, and natural trigger phrases. It is in third person with no fluff.

DimensionReasoningScore

Specificity

Lists multiple concrete actions — 'Calculate NFT rarity scores' and 'rank tokens by trait uniqueness' — naming both the computation and the ranking by trait uniqueness.

3 / 3

Completeness

Explicitly answers both what ('Calculate NFT rarity scores and rank tokens') and when ('Use when analyzing NFT collections, checking token rarity, or comparing NFTs').

3 / 3

Trigger Term Quality

Provides natural phrases a user would actually say: 'check NFT rarity', 'analyze collection', 'rank tokens', 'compare NFTs', giving good coverage of common variations.

3 / 3

Distinctiveness Conflict Risk

Occupies a clear NFT-rarity niche with distinct triggers unlikely to overlap with other skills.

3 / 3

Total

12

/

12

Passed

Validation

87%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation14 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

allowed_tools_field

'allowed-tools' contains unusual tool name(s)

Warning

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

14

/

16

Passed

Repository
jeremylongshore/claude-code-plugins-plus-skills
Reviewed

Table of Contents

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