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list_monetization

Lists all game passes and developer products in a Roblox universe to help you inspect and manage monetization offerings.

Instructions

List all game passes and developer products in a universe.

Input Schema

NameRequiredDescriptionDefault
universeIdYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv0.1.0

TDQS

B3.3/5.0
Behavior3/5

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

No annotations are supplied, so the description carries the full burden, and 'List all' at least implies a non-mutating, non-paginated full enumeration. However it never addresses authorization requirements, whether the two resource types come back merged or separately, or what an empty universe returns — meaningful gaps for a tool with zero annotation coverage.

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?

One sentence, front-loaded with the verb and scope, with no filler or redundancy. Nothing could be trimmed without losing meaning.

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

Completeness3/5

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

For a simple single-parameter read tool with no output schema, the definition is minimally adequate but leaves the agent guessing about the return shape (one combined list vs two separate collections) and about the required identifier's origin. Slightly more context would make it fully self-sufficient.

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

Parameters2/5

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

Schema description coverage is 0%, so the single universeId parameter is documented nowhere. The phrase 'in a universe' loosely maps to universeId, but the description adds no format, range, or provenance guidance (e.g. where to obtain the ID) beyond what the property name already suggests.

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 states a specific verb (List) and two concrete resources (game passes, developer products) scoped to a universe, which is enough to distinguish it from the create_* siblings. It stops short of naming those siblings or contrasting behavior explicitly.

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

Usage Guidelines3/5

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

Usage is only implied: the verb 'List' signals a read operation and the sibling names (create_game_pass, create_developer_product) make the read-vs-create split inferable. There is no explicit statement of when to prefer this tool, nor any precondition such as needing an existing universe or ownership permissions.

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