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unity_packages_search

Search the Unity registry for packages. Optionally specify a Unity instance port to ensure correct routing in multi-instance environments.

Instructions

Search for Unity packages in the registry.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
queryYesSearch query
portNoTarget Unity instance port for parallel-safe routing. Get this from unity_select_instance. When working with multiple Unity instances, ALWAYS include this parameter.
Behavior2/5

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

No behavioral traits beyond the basic operation are mentioned. Since annotations are absent, the description should disclose read-only nature, side effects, or prerequisites, but it does not.

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

Conciseness4/5

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

The description is a single concise sentence that efficiently conveys the core function. It is not verbose, though it could be slightly expanded without losing conciseness.

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

Completeness2/5

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

No output schema exists, yet the description does not explain what the search returns (e.g., package names, versions). With sibling tools like 'unity_packages_list', additional context on the output would be necessary for adequate completeness.

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 coverage is 100%, and both parameters have descriptions in the schema. The description adds no extra meaning; the 'query' parameter remains vague as 'Search query' without format details, but the baseline of 3 is appropriate given coverage.

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

Purpose4/5

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

The description clearly states the verb 'search' and the resource 'Unity packages in the registry', making the purpose evident. However, it does not explicitly differentiate from sibling tools like 'unity_packages_list', which also returns packages.

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

Usage Guidelines2/5

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

No usage guidelines are provided. The description lacks any indication of when to use this tool over alternatives such as 'unity_packages_list' or 'unity_packages_info', leaving the agent without context for selection.

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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