Google Workspace MCP VE

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

No annotations are provided, so the description carries full burden. It mentions the return type ('str: A formatted list') but lacks critical behavioral details: whether it's paginated (given 'page_size' parameter), requires specific permissions, handles errors, or includes metadata like file IDs. This is inadequate for a tool with parameters and no annotation support.

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 brief and front-loaded with the core purpose in the first sentence. The second sentence adds return information efficiently. However, it could be more structured by explicitly mentioning parameters or usage context, but it avoids unnecessary verbosity.

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 the tool's moderate complexity (3 parameters, no annotations, but has an output schema), the description is minimally adequate. The output schema likely covers return values, reducing the need for detailed output explanation, but the description lacks parameter guidance and behavioral context, leaving gaps for effective tool 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?

Schema description coverage is 0%, so the description must compensate. It only implies 'folder_id' usage ('within a specific Drive folder') but doesn't explain any parameters—not 'user_google_email' purpose, 'folder_id' format, or 'page_size' effect. With 3 undocumented parameters, this adds minimal value beyond the schema.

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 verb ('Lists') and resource ('Google Docs within a specific Drive folder'), making the purpose immediately understandable. However, it doesn't explicitly differentiate from sibling tools like 'list_drive_items' or 'search_drive_files', which might have overlapping functionality, preventing a perfect score.

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 no guidance on when to use this tool versus alternatives. With many sibling tools like 'list_drive_items' and 'search_drive_files' available, there's no indication of how this tool differs in scope, filtering, or context, leaving the agent without usage direction.

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