ui

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

Annotations indicate the tool is not read-only, not destructive, not idempotent, and not open-world, but the description adds no behavioral details such as side effects or state changes. It merely lists actions.

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

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

The description is very short (two sentences) and front-loaded with the domain and action list. However, it is overly terse and lacks structural grouping of information, relying on the schema for parameter details.

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

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

The description explicitly states to 'Use help tool for full docs', indicating significant incompleteness. With no output schema, it does not specify return values or success/failure signals, leaving critical gaps for a complex tool with 9 parameters and multiple actions.

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

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

Despite 100% schema description coverage, the description adds no context beyond what the schema already provides. It fails to group parameters by action or clarify their usage in specific actions, which would reduce ambiguity.

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

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

The description clearly states the tool handles UI control nodes and themes, and lists four distinct actions. While it is distinct from sibling tools (animation, audio, etc.), it could explicitly mention the Godot engine context.

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

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

No guidance on when to use this tool versus alternatives is given. The description just lists actions and defers to the help tool for full documentation, providing no conditions or exclusions.

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