Pushes live updates to connected WebSocket clients via streams. Use when building real-time dashboards, live feeds, or collaborative features.
79
73%
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 ./skills/iii-realtime-streams/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 description that clearly communicates both purpose and trigger conditions. It excels at distinctiveness and completeness with an explicit 'Use when' clause. The main weakness is that the capability description could be more specific by listing additional concrete actions beyond 'pushes live updates'.
Suggestions
Add more specific concrete actions to improve specificity, e.g., 'Pushes live updates to connected WebSocket clients via streams, broadcasts messages to channels, manages client connections and reconnections.'
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Names the domain (WebSocket, streams) and a general action (pushes live updates), but doesn't list multiple specific concrete actions like 'broadcast messages, manage channels, handle reconnections'. | 2 / 3 |
Completeness | Clearly answers both what ('Pushes live updates to connected WebSocket clients via streams') and when ('Use when building real-time dashboards, live feeds, or collaborative features') with explicit trigger guidance. | 3 / 3 |
Trigger Term Quality | Includes strong natural trigger terms: 'WebSocket', 'real-time dashboards', 'live feeds', 'collaborative features', 'streams', 'live updates' — these are terms users would naturally use when requesting this functionality. | 3 / 3 |
Distinctiveness Conflict Risk | The combination of WebSocket, streams, real-time updates, and live feeds creates a clear niche that is unlikely to conflict with other skills. The domain is well-scoped and distinct. | 3 / 3 |
Total | 11 / 12 Passed |
Implementation
57%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This skill is well-structured with good progressive disclosure and clear references to external implementation files. However, it suffers from redundancy between the primitives table and common patterns section, and lacks inline executable code examples that would make it immediately actionable. Adding a minimal inline example and a sequenced workflow would significantly improve it.
Suggestions
Add a minimal inline code example (3-5 lines) showing a complete stream::set followed by stream::send, rather than relying entirely on external reference files for executable code.
Consolidate the 'Primitives Used' table and 'Common Patterns' section to eliminate redundancy — the same trigger calls appear in both.
Add an explicit numbered workflow for a typical stream setup (configure → register → write → push → verify client receives) with at least one validation checkpoint.
Remove or condense the generic 'When to Use' and 'Boundaries' boilerplate sections at the end, which don't add skill-specific value.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The content is mostly efficient but has some redundancy — the 'Common Patterns' section largely repeats the 'Primitives Used' table, and the 'When to Use' and 'Boundaries' sections at the end contain generic boilerplate that adds little value. The 'Comparable to' line and architecture diagram are useful and concise. | 2 / 3 |
Actionability | The skill provides specific trigger signatures and payload shapes, which is helpful, but lacks inline executable code examples. It defers all working code to external reference files. The primitives table gives concrete function calls but without a minimal inline example showing a complete stream setup and push, it falls short of copy-paste ready. | 2 / 3 |
Workflow Clarity | The architecture diagram shows the flow from function to WebSocket push, and the primitives are listed, but there's no explicit step-by-step workflow for setting up a stream end-to-end (e.g., 1. configure engine, 2. register stream, 3. set items, 4. send events, 5. verify client receives). No validation checkpoints are mentioned for verifying connections or successful delivery. | 2 / 3 |
Progressive Disclosure | The skill provides a clear overview with well-signaled one-level-deep references to external files (reference implementations in JS/Python/Rust, config YAML, browser SDK skill). Content is appropriately split between the overview here and detailed implementations in referenced files. | 3 / 3 |
Total | 9 / 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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