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create-skill

Author a new SKILL.md from a user prompt, or migrate an existing non-spec skill to the Anthropic Agent Skills format.

52

Quality

58%

Does it follow best practices?

Run evals on this skill

Adds up to 20 points to the overall score

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SecuritybySnyk

Passed

No findings from the security scan

Fix and improve this skill with Tessl

tessl review fix ./skills/meta/create-skill/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

100%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.

The body is a well-structured, actionable manual: lean prose, executable commands with real payloads, explicit validation checkpoints with error-recovery guidance, and a clean section layout. It assumes Claude's competence while supplying exactly the spec-specific and environment-specific details Claude would not already know.

DimensionReasoningScore

Conciseness

The body is lean procedural guidance with concrete commands and no padding with concepts Claude already knows; branching prose is necessary for the credential-decision logic rather than filler.

3 / 3

Actionability

It provides copy-paste-ready commands (gini skill validate, a full curl+jq install payload), a complete frontmatter template, and concrete regex/name conventions for credentials.

3 / 3

Workflow Clarity

A 7-step procedure and a 4-step migration recipe are clearly sequenced, with an explicit validate-before-write checkpoint, a list of common failures, and a re-validate feedback loop before install.

3 / 3

Progressive Disclosure

No bundle files are present; the single self-contained file is well-organized into clearly labeled sections (When To Use, Spec Reference, Procedure, Migration Mode, Rules) with one clearly-signaled external reference for example body shape.

3 / 3

Total

12

/

12

Passed

Description

17%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 clearly states the skill's two functions but omits any explicit "Use when..." trigger guidance and relies on technical jargon rather than natural user phrasing. This weakens trigger discovery and completeness despite a clear niche.

Suggestions

Add a 'Use when...' clause with natural phrasing, e.g. 'Use when the user asks to create a skill, author a SKILL.md, or modernize a legacy skill into the Agent Skills format.'

Include natural user keywords like 'make a skill', 'skill file', 'convert old skill', 'skill spec' alongside the technical terms.

Tighten to third-person active voice and ensure both the 'what' and 'when' are explicit so Claude reliably selects this skill over generic authoring tools.

DimensionReasoningScore

Specificity

"Author a new SKILL.md" and "migrate an existing non-spec skill" name two concrete actions, but the action set is narrow compared to the 3-anchor examples that list three-plus specific operations.

2 / 3

Completeness

It states what the skill does but provides no "Use when..." trigger guidance, so the 'when' is entirely missing and completeness caps at 2 per the guidelines; the absence of any trigger phrase pushes it to 1.

1 / 3

Trigger Term Quality

No natural user phrasing is included; "SKILL.md" and "Anthropic Agent Skills format" are technical jargon rather than words a user would naturally say when needing this skill.

1 / 3

Distinctiveness Conflict Risk

The meta-skill niche (authoring/migrating SKILL.md files) is fairly distinct, but without explicit triggers it could still overlap with general authoring or editing skills.

2 / 3

Total

6

/

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

metadata_version

'metadata.version' is missing

Warning

metadata_field

'metadata' should map string keys to string values

Warning

Total

14

/

16

Passed

Repository
Open-Curiosity/gini-agent
Reviewed

Table of Contents

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