dynamodb

AWS DynamoDB NoSQL database for scalable data storage. Use when designing table schemas, writing queries, configuring indexes, managing capacity, implementing single-table design, or troubleshooting performance issues.

1.00x

Quality

88%

Does it follow best practices?

Impact

93%

1.00x

Average score across 3 eval scenarios

Securityby

Passed

No findings from the security scan

Quality

Content

76%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.

A well-organized, highly actionable DynamoDB reference with executable CLI and boto3 examples throughout. Its main weakness is the absence of validation/feedback loops around the batch and destructive operations it documents.

Suggestions

Add an explicit validation step after destructive/batch examples (e.g., verify a delete with a get-item check, or confirm batch-write UnprocessedItems and retry) to lift workflow clarity above the cap.

Trim the introductory sentence explaining what DynamoDB is, since Claude already knows the service basics.

Consider moving the CLI Reference command tables into a references/ bundle file so SKILL.md stays a lean overview pointing one level deep to detail.

Dimension	Reasoning	Score
Conciseness	Mostly dense tables and executable code, but the opening line ('Amazon DynamoDB is a fully managed NoSQL database service…') explains a concept Claude already knows and could be trimmed.	4 / 5
Actionability	Copy-paste-ready AWS CLI and boto3 examples for table creation, CRUD, queries, batch ops, GSI creation, and conditional writes cover the common cases fully.	5 / 5
Workflow Clarity	Content is organized by topic, but batch and destructive operations (batch_write, delete_item, delete-table) lack validation/verification checkpoints; the rubric caps workflow clarity at 3 for such database/batch skills.	3 / 5
Progressive Disclosure	No bundle files exist; a single well-structured file with a TOC, clear sections, and one-level-deep external References links, with only minor organization gaps from keeping all reference material inline.	4 / 5
	Total	16 / 20 Passed

Description

100%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.

A strong description that states the capability and gives an explicit, trigger-rich 'Use when' clause covering the main DynamoDB use cases. It is concise, third-person, and free of vague fluff.

Dimension	Reasoning	Score
Specificity	Lists six concrete actions ('designing table schemas, writing queries, configuring indexes, managing capacity, implementing single-table design, or troubleshooting performance issues'), matching the comprehensive-coverage anchor.	5 / 5
Completeness	Explicitly answers 'what' ('AWS DynamoDB NoSQL database for scalable data storage') and 'when' via a 'Use when…' clause with concrete trigger phrases, matching the top anchor.	5 / 5
Trigger Term Quality	Covers natural trigger phrases a user would actually say — DynamoDB, table schemas, queries, indexes, capacity, single-table design, performance issues — comprehensively across the skill's scope.	5 / 5
Distinctiveness Conflict Risk	'AWS DynamoDB' names a clear niche with distinct triggers and minimal overlap risk with other skills.	5 / 5
	Total	20 / 20 Passed

Validation

93%

Warnings & errors only

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

Validation — 15 / 16 Passed

Validation for skill structure

Criteria	Description	Result
frontmatter_unknown_keys	Unknown frontmatter key(s) found; consider removing or moving to metadata	Warning

	Total	15 / 16 Passed

Repository: itsmostafa/aws-agent-skills
Path: skills/dynamodb/SKILL.md
Commit: e786d25

Reviewed: 2 days ago

Table of Contents

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