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trinity_skill_search

Read-onlyIdempotent

Search for skills relevant to a task or keyword query. Returns ranked skill metadata to identify the right skill before loading it.

Instructions

Search the optional agent-skill-system index for skills relevant to a task or keyword query. Use this before loading a full skill when the exact skill name is unknown; use trinity_skill_load after selecting a result. This is read-only and returns ranked skill metadata, or an installation hint if agent-skill-system is not installed.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
limitNoMaximum results to return; defaults to 5 and is capped at 20.
queryYesTask description or keywords used to rank matching skills.
Behavior4/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Annotations already declare readOnlyHint=true, destructiveHint=false, and idempotentHint=true, so the description's value is additive. It mentions the tool returns ranked metadata or an installation hint if the system is not installed, which goes beyond annotations. No contradictions.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Two concise sentences with no fluff. Front-loaded with the primary action, then usage guidance. Every sentence earns its place.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the tool's simplicity (2 params, no output schema, annotations present), the description is complete. It explains the return type (ranked metadata/installation hint) and usage context. Could optionally mention result format, but not necessary.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 100%; the schema already adequately describes both parameters (query as task/keywords, limit with default and cap). The description does not add new meaning beyond repeating these, so baseline score applies.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the tool searches a skill index for relevant skills using a query, and it distinguishes itself from trinity_skill_load by specifying when to use each (search before loading). This provides a specific verb-resource pair and sibling differentiation.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines5/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Explicitly states to use this tool before loading a skill when the exact name is unknown, and to use trinity_skill_load after selecting a result. Also notes it is read-only and returns ranked metadata or an installation hint, giving both context and exclusion criteria.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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