aws-serverless
Specialized skill for building production-ready serverless applications on AWS. Covers Lambda functions, API Gateway, DynamoDB, SQS/SNS event-driven patterns, SAM/CDK deployment, and cold start optimization.
63
Quality
60%
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 ./docs/v19.7/configuration/agent/skills_external/antigravity-awesome-skills-main/skills/aws-serverless/SKILL.mdQuality
Discovery
82%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 strong description with excellent specificity and trigger term coverage for AWS serverless development. The main weakness is the absence of an explicit 'Use when...' clause, which would help Claude know exactly when to select this skill over others. The technical depth is appropriate and the scope is well-defined.
Suggestions
Add a 'Use when...' clause with explicit triggers like 'Use when building serverless applications on AWS, deploying Lambda functions, or optimizing serverless architecture'
Consider adding user-facing trigger phrases like 'serverless API', 'Lambda deployment', or 'event-driven AWS architecture' to capture more natural user requests
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Lists multiple specific concrete actions and technologies: Lambda functions, API Gateway, DynamoDB, SQS/SNS event-driven patterns, SAM/CDK deployment, and cold start optimization. These are concrete, actionable capabilities. | 3 / 3 |
Completeness | Clearly answers 'what does this do' with specific AWS serverless capabilities, but lacks an explicit 'Use when...' clause or equivalent trigger guidance. The when is only implied through the technology names. | 2 / 3 |
Trigger Term Quality | Includes natural keywords users would say: 'serverless', 'AWS', 'Lambda', 'API Gateway', 'DynamoDB', 'SQS', 'SNS', 'SAM', 'CDK', 'cold start'. Good coverage of terms developers naturally use when working with AWS serverless. | 3 / 3 |
Distinctiveness Conflict Risk | Very distinct niche focusing specifically on AWS serverless architecture. The combination of Lambda, API Gateway, DynamoDB, and deployment tools creates a clear, non-conflicting scope that wouldn't overlap with general coding or other cloud skills. | 3 / 3 |
Total | 11 / 12 Passed |
Implementation
37%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This skill provides a reasonable foundation with concrete SAM templates and Lambda handler patterns, but suffers from significant quality issues: multiple truncated code blocks that are unusable, a completely broken Sharp Edges table with placeholder text, and missing deployment/validation workflows. The skill description promises coverage of CDK, cold start optimization, and SNS patterns that are absent from the content.
Suggestions
Complete all truncated code blocks - the Python handler, get.js handler, and SQS processor all end mid-implementation and are not executable
Fix the Sharp Edges table which contains 'Issue' placeholders instead of actual issues and malformed solutions that appear to be section headers
Add a deployment workflow section with explicit steps: sam build -> sam deploy -> validation -> testing
Either add the promised CDK examples and cold start optimization content, or update the skill description to match actual coverage
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill provides useful code examples without excessive explanation of basic concepts, but includes some redundancy (showing both Node.js and Python for similar patterns) and several code blocks are truncated mid-implementation, wasting tokens on incomplete content. | 2 / 3 |
Actionability | Contains concrete SAM templates and handler code that would be executable, but multiple code blocks are cut off mid-function (e.g., Python handler ends at 'Parse i', get.js ends at 'const item ='), making them non-executable and incomplete. | 2 / 3 |
Workflow Clarity | No deployment workflow is provided - missing steps for how to actually deploy (sam build, sam deploy), validate configurations, or test the serverless application. The Sharp Edges table is malformed with 'Issue' placeholders instead of actual issues and solutions. | 1 / 3 |
Progressive Disclosure | Content is organized into logical sections (Patterns, Anti-Patterns, Sharp Edges) which aids navigation, but there are no references to external files for detailed topics like cold start optimization or CDK deployment mentioned in the description. | 2 / 3 |
Total | 7 / 12 Passed |
Validation
90%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 10 / 11 Passed
Validation for skill structure
| Criteria | Description | Result |
|---|---|---|
frontmatter_unknown_keys | Unknown frontmatter key(s) found; consider removing or moving to metadata | Warning |
Total | 10 / 11 Passed | |
- Repository
- duclm1x1/Dive-Ai
- Commit
20ba150
- Reviewed
Table of Contents
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