itunes_set_miniplayer

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

No annotations are provided, so the description carries full responsibility for disclosing behavior. The term 'Toggle' implies a state switch, but the argument description reveals it sets a specific mode (enabled=true/false). This inconsistency could mislead the agent about whether the action is a toggle or a setter. Additionally, no side effects, errors, or state changes are disclosed.

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 concise, with a brief main statement and a clear parameter explanation. It avoids unnecessary details or fluff, making it easy to parse and act upon.

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 adequately covers the tool's purpose and parameter, and since no output schema is expected, a detailed return description is not necessary. However, it could be slightly more complete by clarifying the exact visual effect of MiniPlayer mode or any potential side effects, but overall it is sufficient for basic use.

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?

The single parameter 'enabled' is clearly documented in the description: 'True to switch to MiniPlayer, False for standard full window.' This fully explains the meaning and effect of the boolean argument, leaving no 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's function: it toggles the compact MiniPlayer window mode in the Music app. This is a specific, unambiguous action that differentiates it from sibling controls like play, pause, or volume control.

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?

The description lacks guidance on when to use this tool versus other iTunes controls. It does not mention any prerequisites, conditions, or scenarios where this action would be appropriate, leaving the agent without context for decision-making.

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