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ad-creative

Generate and iterate ad creative including headlines, descriptions, and primary text. Useful for paid social and search ad iteration.

56

Quality

64%

Does it follow best practices?

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SecuritybySnyk

Passed

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tessl review fix ./skills/ad-creative/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

53%Weight 40%Scale 1-5

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

The content is a concise catalogue/index entry that advertises the skill and points to an upstream repo, but it provides almost no executable guidance for the skill's actual purpose. Actionability and workflow steps are the main weaknesses.

Suggestions

Add a concrete quick-start example for the core task (e.g., a sample prompt or template for generating an ad headline/description set) rather than only linking out.

Replace the vague "install the upstream bundle into your active agent's skills directory" with an explicit command (e.g., a git clone or install command with the target path).

Move the duplicated description out of the "What it does" section or replace it with a one-line operational summary to remove redundancy with the frontmatter.

DimensionReasoningScore

Conciseness

The body is lean and avoids explaining concepts Claude already knows, though the "What it does" section repeats the frontmatter description verbatim, a minor instance of over-content that could be trimmed.

4 / 5

Actionability

The only concrete instruction is `open https://github.com/coreyhaines31/marketingskills` and "ask the agent to invoke this skill"; there are no executable steps for actually generating ad creative, leaving only high-level hints.

2 / 5

Workflow Clarity

A rough sequence is present (catalogue entry → agent discovery → install upstream bundle → invoke by name/trigger), but the steps are vague ("install the upstream bundle into your active agent's skills directory" has no specific command) and no validation checkpoints are given.

3 / 5

Progressive Disclosure

The short, well-sectioned body (What it does / Source / How to use) is well organized and points one level out to the upstream repo; it is not a 5 because the main reference is an external URL rather than bundled, locally navigable files.

4 / 5

Total

13

/

20

Passed

Description

75%Weight 40%Scale 1-5

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 concrete and covers both what the skill does and when to use it, with natural trigger terms and a distinct niche. It is held back from top marks by slightly softer trigger phrasing and minor coverage gaps.

Suggestions

Replace "Useful for..." with an explicit "Use when..." clause listing concrete trigger phrases (e.g., "Use when writing ad headlines, primary text, or iterating paid social/search ads").

Add common synonyms and variations (e.g., "ad copy", "PPC ads", "Facebook/Google ads") to broaden natural trigger coverage.

DimensionReasoningScore

Specificity

Names the domain and lists several concrete actions ("Generate and iterate ad creative including headlines, descriptions, and primary text"), with only minor gaps in coverage versus the comprehensive 5-anchor.

4 / 5

Completeness

Provides a clear "what" (generate and iterate ad creative) and an equivalent trigger clause ("Useful for paid social and search ad iteration"); the "when" could be more explicit with a direct "Use when..." phrasing, so it does not reach 5.

4 / 5

Trigger Term Quality

Includes natural terms users would say ("ad creative", "headlines", "descriptions", "primary text", "paid social", "search ad") with good coverage; a few synonyms/variations are missing relative to the comprehensive 5-anchor.

4 / 5

Distinctiveness Conflict Risk

Targets a clear niche (paid social/search ad creative) with distinct triggers and minimal conflict risk, though it could still marginally overlap with general copywriting skills, keeping it below 5.

4 / 5

Total

16

/

20

Passed

Validation

93%

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

Validation15 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

frontmatter_unknown_keys

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

Warning

Total

15

/

16

Passed

Repository
nexu-io/open-design
Reviewed

Table of Contents

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