MCP architecture patterns, security, and memory management. Auto-loads when building MCP servers, implementing tools/resources, discussing MCP security, or working with FastMCP.
78
77%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Passed
No known issues
Optimize this skill with Tessl
npx tessl skill review --optimize ./plugins/devops-data/skills/mcp-architecture/SKILL.mdQuality
Discovery
89%Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.
This is a solid skill description with excellent trigger terms and completeness. The explicit 'Auto-loads when...' clause provides clear guidance for skill selection. The main weakness is that capabilities are described as topic areas rather than concrete actions Claude can perform.
Suggestions
Replace topic areas with specific actions, e.g., 'Design MCP server architecture, implement secure tool handlers, manage resource lifecycle and memory' instead of 'MCP architecture patterns, security, and memory management'
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Names the domain (MCP) and lists some areas (architecture patterns, security, memory management) but doesn't describe concrete actions like 'implement', 'configure', or 'debug'. The capabilities are topic areas rather than specific actions. | 2 / 3 |
Completeness | Clearly answers both what (MCP architecture patterns, security, memory management) and when ('Auto-loads when building MCP servers, implementing tools/resources, discussing MCP security, or working with FastMCP'). Has explicit trigger guidance. | 3 / 3 |
Trigger Term Quality | Includes natural keywords users would say: 'MCP servers', 'tools/resources', 'MCP security', 'FastMCP'. These are specific technical terms that users working in this domain would naturally use. | 3 / 3 |
Distinctiveness Conflict Risk | Very specific niche around MCP (Model Context Protocol). Terms like 'MCP servers', 'FastMCP', and 'tools/resources' in the MCP context are highly distinctive and unlikely to conflict with other skills. | 3 / 3 |
Total | 11 / 12 Passed |
Implementation
64%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This is a comprehensive MCP reference with excellent, executable code examples covering architecture, primitives, security, and memory management. However, it's overly verbose for a skill file—it reads more like documentation than targeted guidance. The lack of explicit workflows with validation steps and the monolithic structure reduce its effectiveness as a quick-reference skill.
Suggestions
Split into multiple files: keep SKILL.md as a concise overview (~50 lines) with links to SECURITY.md, MEMORY.md, and PATTERNS.md for detailed implementations
Add explicit workflow sequences for common tasks like 'Setting up a new MCP server' or 'Adding a secure tool' with numbered steps and validation checkpoints
Remove the architecture diagram and transport table—Claude knows MCP basics; focus on implementation patterns and gotchas
Add a 'Quick Start' section at the top with the minimal code to create a working server with one tool
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill is comprehensive but includes some explanatory content Claude already knows (e.g., basic architecture diagrams, transport protocol tables). The code examples are valuable but the overall document is verbose at ~400 lines when it could be more focused. | 2 / 3 |
Actionability | Excellent executable code examples throughout in both Python and TypeScript. Every pattern includes copy-paste ready implementations with proper imports, decorators, and complete function bodies. | 3 / 3 |
Workflow Clarity | The skill presents patterns and anti-patterns clearly but lacks explicit multi-step workflows with validation checkpoints. Security patterns show what to do but not a clear sequence for implementing them. The graceful shutdown example is the closest to a proper workflow. | 2 / 3 |
Progressive Disclosure | Content is organized into logical sections but everything is inline in one large file. References to external docs exist at the end but the skill would benefit from splitting detailed patterns (security, memory management) into separate files with clear navigation from a concise overview. | 2 / 3 |
Total | 9 / 12 Passed |
Validation
81%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 9 / 11 Passed
Validation for skill structure
| Criteria | Description | Result |
|---|---|---|
skill_md_line_count | SKILL.md is long (534 lines); consider splitting into references/ and linking | Warning |
frontmatter_unknown_keys | Unknown frontmatter key(s) found; consider removing or moving to metadata | Warning |
Total | 9 / 11 Passed | |
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Table of Contents
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