CtrlK
BlogDocsLog inGet started
Tessl Logo

copywriting

Write rigorous, conversion-focused marketing copy for landing pages and emails. Enforces brief confirmation and strict no-fabrication rules.

55

Quality

63%

Does it follow best practices?

Run evals on this skill

Adds up to 20 points to the overall score

View guide

SecuritybySnyk

Passed

No findings from the security scan

Fix and improve this skill with Tessl

tessl review fix ./plugins/AI-Agents-Safe-Coding-Skills/skills/copywriting/SKILL.md

The canonical home for this skill is copywriting in administrakt0r/AI-Agents-Safe-Coding-Skills

SKILL.md
Quality
Evals
Security

Quality

Content

60%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 body is a well-sequenced, actionable copywriting process with strong gates and checklists, but it is noticeably verbose due to repeated restatements of the same core principles across multiple sections. Trimming the duplicated mantra sections would materially improve token efficiency.

Suggestions

Consolidate the repeated principle mantras (Operating Mode, Core Principles, Style Guidelines, Key Principles Summary, Final Reminder) into a single canonical section to remove padding.

Add one or two short worked copy examples (e.g. a sample headline + rationale) to push actionability toward fully executable.

Tighten the Final Reminder and Key Principles Summary, which currently restate earlier content without adding new guidance.

DimensionReasoningScore

Conciseness

The same mantras (clarity over cleverness, benefits over features, specificity, honesty) are restated across Operating Mode, Core Principles, Style Guidelines, Key Principles Summary, and Final Reminder, creating several padded redundant sections.

2 / 5

Actionability

Provides concrete, actionable checklists (context gathering, brief summary, page structure, output format with '2-3 options...each with rationale'), though no worked copy examples are included.

4 / 5

Workflow Clarity

A clear Phase 1-5 sequence with an explicit brief-lock 'Hard Gate' ('Do NOT proceed until confirmation') and a completion 'Hard Stop' checklist; weak error-recovery loops keep it below 5.

4 / 5

Progressive Disclosure

Self-contained, well-sectioned single file with clear navigation and no nested references; at ~240 lines it exceeds the 50-line simple-skill exception, so it lands at 4 rather than 5.

4 / 5

Total

14

/

20

Passed

Description

66%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 specific and distinct, naming concrete actions and natural trigger terms, but omits an explicit 'Use when...' trigger clause which caps its completeness. Adding a concrete usage-trigger sentence would lift it into the top band.

Suggestions

Append an explicit trigger clause, e.g. 'Use when writing landing page or email copy, or when the user asks for conversion-focused marketing copy.'

Add common synonyms users say (e.g. 'sales page', 'homepage', 'newsletter', 'cold email') to broaden trigger coverage.

Consider listing one more concrete deliverable (e.g. 'delivers headline and CTA alternatives with rationale') to round out specificity.

DimensionReasoningScore

Specificity

Names the domain and several concrete actions ('Write...marketing copy for landing pages and emails', 'Enforces brief confirmation and strict no-fabrication rules'), with only minor gaps in coverage.

4 / 5

Completeness

Clearly states what the skill does but lacks an explicit 'Use when...' trigger clause, so per the judging guidelines completeness is capped at 3.

3 / 5

Trigger Term Quality

Includes natural user terms like 'marketing copy', 'landing pages', 'emails', and 'conversion-focused', but misses common synonyms such as 'sales page', 'newsletter', or 'cold email'.

4 / 5

Distinctiveness Conflict Risk

The conversion-copy niche combined with no-fabrication and brief-confirmation rules is mostly distinct, with only minor overlap risk against general writing skills.

4 / 5

Total

15

/

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
administrakt0r/AI-Agents-Safe-Coding-Skills
Reviewed

Table of Contents

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.