Content
35%Scale 1-3Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This skill reads more like a role description than actionable guidance. It lacks any concrete code examples, specific commands, or executable patterns for API mocking, instead relying entirely on abstract directives and deferring all implementation detail to a referenced resource file. The structure is reasonable but the content fails to provide the immediate, actionable value expected of a skill file.
Suggestions
Add at least one concrete, executable code example showing a basic mock server setup (e.g., using msw, json-server, or Express) so the skill is immediately actionable without needing the referenced playbook.
Replace abstract instructions like 'Clarify the API contract' with specific steps including example inputs/outputs, such as a sample OpenAPI snippet and the corresponding mock route definition.
Add a validation checkpoint in the workflow, e.g., 'Verify mock responses match the API contract schema before proceeding to integration testing.'
Remove the opening paragraph that restates the role description—Claude already has this context from the skill metadata.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill includes some unnecessary framing ('You are an API mocking expert...') and context that Claude already knows. The 'Use this skill when' and 'Do not use this skill when' sections add moderate value but are somewhat verbose. The core instructions are reasonably lean. | 2 / 3 |
Actionability | The skill provides no concrete code, commands, or executable examples. Instructions like 'Clarify the API contract' and 'Define mock routes' are abstract directives without specific implementation guidance. There are no code snippets, no example mock definitions, and no copy-paste ready content. | 1 / 3 |
Workflow Clarity | The instructions section provides a rough sequence of steps (clarify contract → define routes → provide fixtures → document), but lacks explicit validation checkpoints, error recovery steps, or feedback loops. The workflow is implicit rather than clearly sequenced. | 2 / 3 |
Progressive Disclosure | There is a reference to `resources/implementation-playbook.md` for detailed implementation, which is good progressive disclosure. However, the main content itself lacks a quick-start example or concrete overview content that would make the skill immediately useful without needing to open the referenced file. | 2 / 3 |
Total | 7 / 12 Passed |