instantly-performance-tuning
Optimize Instantly.ai API performance with caching, batching, and connection pooling. Use when experiencing slow API responses, implementing caching strategies, or optimizing high-volume lead operations. Trigger with phrases like "instantly performance", "instantly slow", "instantly caching", "instantly batch", "optimize instantly api".
84
82%
Does it follow best practices?
Impact
—
No eval scenarios have been run
Passed
No known issues
Quality
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 well-crafted skill description that clearly identifies the specific product (Instantly.ai), concrete optimization techniques (caching, batching, connection pooling), and explicit trigger conditions. The inclusion of natural trigger phrases and a clear 'Use when' clause makes it easy for Claude to select this skill appropriately. It follows third-person voice and is concise without being vague.
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Lists multiple specific concrete actions: caching, batching, and connection pooling. Also mentions specific use cases like caching strategies and high-volume lead operations. | 3 / 3 |
Completeness | Clearly answers both 'what' (optimize Instantly.ai API performance with caching, batching, connection pooling) and 'when' (slow API responses, implementing caching strategies, optimizing high-volume lead operations) with explicit trigger phrases. | 3 / 3 |
Trigger Term Quality | Excellent coverage of natural trigger terms including 'instantly performance', 'instantly slow', 'instantly caching', 'instantly batch', 'optimize instantly api'. These are phrases users would naturally say when experiencing these issues. | 3 / 3 |
Distinctiveness Conflict Risk | Highly distinctive — targets a specific product (Instantly.ai) with specific optimization techniques. The combination of the product name and performance optimization focus makes it very unlikely to conflict with other skills. | 3 / 3 |
Total | 12 / 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 solid, highly actionable skill with complete, executable TypeScript examples covering caching, batching, pagination, connection pooling, and throttling. Its main weaknesses are verbosity (the full implementations could be trimmed or split into referenced files) and the lack of explicit validation checkpoints for destructive batch operations. The performance benchmarks and error handling tables are valuable additions.
Suggestions
Add explicit validation/verification steps after batch lead operations (e.g., 'Verify: compare succeeded.length + failed.length against total input; log failed items for review before proceeding').
Extract the lengthy code implementations into separate referenced files (e.g., CACHING.md, BATCH_OPERATIONS.md) and keep SKILL.md as a concise overview with short snippets and navigation links.
Remove the Prerequisites bullet about 'Understanding of async patterns and caching strategies' — Claude already knows these concepts.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill is mostly efficient with executable code examples, but includes some unnecessary commentary (e.g., 'Campaign analytics don't change every second') and the code blocks are quite lengthy when shorter illustrative snippets could suffice. The prerequisites section mentioning 'Understanding of async patterns and caching strategies' is unnecessary for Claude. | 2 / 3 |
Actionability | All code examples are fully executable TypeScript with concrete implementations including retry logic, error handling, and real API paths. The batch operations, caching, throttling, and connection pooling are all copy-paste ready with specific configuration values. | 3 / 3 |
Workflow Clarity | Steps are clearly numbered and sequenced, but there are no explicit validation checkpoints between steps. For batch operations that could affect large numbers of leads, there's no verification step to confirm results or rollback guidance. The progress logging is good but doesn't constitute a validation checkpoint. | 2 / 3 |
Progressive Disclosure | The content is a long monolithic document with extensive inline code that could benefit from being split into separate files (e.g., caching patterns, batch operations, throttling). The reference to 'instantly-install-auth' and 'instantly-cost-tuning' shows some awareness of cross-referencing, but the main content is all inline with no structured navigation to sub-documents. | 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 |
|---|---|---|
allowed_tools_field | 'allowed-tools' contains unusual tool name(s) | Warning |
frontmatter_unknown_keys | Unknown frontmatter key(s) found; consider removing or moving to metadata | Warning |
Total | 9 / 11 Passed | |
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