Creates scoped key-value stores, reads and writes state entries, lists keys, and performs partial updates across functions. Use when persisting data between invocations, managing user sessions, caching computed values, storing feature flags, sharing state between workers, or building a KV data layer as an alternative to Redis or DynamoDB.
75
68%
Does it follow best practices?
Impact
—
No eval scenarios have been run
Passed
No known issues
Optimize this skill with Tessl
npx tessl skill review --optimize ./skills/iii-state-management/SKILL.mdQuality
Discovery
100%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, well-crafted description that clearly articulates specific capabilities (scoped KV stores, read/write/list/partial update operations) and provides an explicit, comprehensive 'Use when' clause with diverse trigger scenarios. The inclusion of technology alternatives (Redis, DynamoDB) as reference points further aids skill selection. The description uses proper third-person voice throughout.
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Lists multiple specific concrete actions: 'Creates scoped key-value stores', 'reads and writes state entries', 'lists keys', and 'performs partial updates across functions'. These are clear, actionable capabilities. | 3 / 3 |
Completeness | Clearly answers both 'what' (creates scoped KV stores, reads/writes state, lists keys, partial updates) and 'when' with an explicit 'Use when...' clause covering six distinct trigger scenarios. | 3 / 3 |
Trigger Term Quality | Excellent coverage of natural terms users would say: 'key-value stores', 'state', 'user sessions', 'caching', 'feature flags', 'KV data layer', 'Redis', 'DynamoDB'. These span both conceptual needs and specific technology alternatives users might reference. | 3 / 3 |
Distinctiveness Conflict Risk | The description carves out a clear niche around key-value state management with specific triggers like 'persisting data between invocations', 'KV data layer', and comparisons to Redis/DynamoDB. This is unlikely to conflict with general database or file-handling skills. | 3 / 3 |
Total | 12 / 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.
The skill provides a reasonable overview of a state management KV API with clear primitive signatures and good cross-references to external implementations. However, it suffers from significant redundancy (the same trigger calls appear three times in different formats), lacks inline executable examples, and provides no workflow sequencing or validation steps for multi-step state operations. The boilerplate 'When to Use' and 'Boundaries' sections add little value.
Suggestions
Add at least one inline executable code example showing a complete read-write-update workflow with error handling for missing keys, rather than deferring all code to external reference files.
Consolidate the three overlapping sections (Key Concepts, iii Primitives Used table, Common Patterns) into a single concise API reference to eliminate redundancy.
Add a sequenced workflow with validation steps for common multi-step operations (e.g., 1. Check if key exists with state::get → 2. If null, initialize with state::set → 3. Otherwise state::update with ops → 4. Verify result).
Remove or significantly trim the generic 'When to Use' and 'Boundaries' sections, which provide no skill-specific guidance.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | There is noticeable redundancy: the 'iii Primitives Used' table largely duplicates the 'Key Concepts' bullet list, and the 'Common Patterns' section repeats the same trigger calls yet again. The 'When to Use' and 'Boundaries' sections are generic boilerplate. However, it avoids explaining basic concepts Claude already knows and stays reasonably focused. | 2 / 3 |
Actionability | The skill provides specific function signatures and payload shapes, which is helpful. However, there are no inline executable code examples — it defers entirely to external reference files. The 'Common Patterns' section lists API calls but doesn't show them in a runnable context with expected outputs. | 2 / 3 |
Workflow Clarity | There is no sequenced workflow for common multi-step operations (e.g., read-then-update, initialize scope, handle missing keys). No validation checkpoints or error handling steps are described. The content lists primitives but never shows how to compose them into a safe, ordered process. | 1 / 3 |
Progressive Disclosure | References to external files (state-management.js/py/rs, iii-config.yaml) are clearly signaled and one level deep, which is good. However, since no bundle files were provided, we cannot verify these references exist. The main file also contains redundant inline content (table + bullets + common patterns all covering the same API surface) that could be consolidated or split more effectively. | 2 / 3 |
Total | 7 / 12 Passed |
Validation
100%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 11 / 11 Passed
Validation for skill structure
No warnings or errors.
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Table of Contents
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