set_drum_pad

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

Annotations already indicate non-destructive behavior (destructiveHint: false). The description adds behavioral context by explaining the effect (instant beat variations) and the operation types (mute/solo/rename). 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.

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

Two sentences, 20 words, front-loaded with action and resource. No wasted words. Efficiently conveys core functionality.

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?

Given there is an output schema (not shown), the description doesn't need to explain returns. It covers the main purpose and parameters well, though could be more explicit about renaming and device selection. Overall fairly complete for a moderate-complexity tool.

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?

With 0% schema description coverage, the description must compensate. It explains the 'note' parameter via an example and hints at 'mute', 'solo', 'name' parameters, but doesn't cover track_index or device_index. Partial compensation.

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 it mutes/solos/renames a single Drum Rack pad identified by MIDI note, which is a specific verb and resource. This distinguishes it from sibling tools that work with clips, tracks, or other drum-related operations.

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 provides context for when to use it ('instant beat variations without touching the notes'), but does not explicitly state when not to use it or mention alternative tools among the many siblings.

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