Google Workspace MCP Server

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 pagination via page_token and a max_results default/max, which is useful. However, it doesn't disclose critical behavioral traits: whether this is a read-only operation (implied but not stated), if it requires specific Google API permissions, rate limits, error conditions, or how the returned data is structured beyond the vague 'List of task lists with their IDs, titles, and details.'

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 well-structured and front-loaded with the core purpose. The Args and Returns sections are clear and organized. However, the Returns section could be more precise (e.g., specifying JSON structure instead of 'str'), and there's some redundancy in stating 'List all task lists' then 'List of task lists' in Returns.

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 3 parameters with 0% schema coverage and no annotations, the description does a decent job explaining parameters and implying read-only behavior. However, it lacks output schema details (though one exists, the description doesn't leverage it), and omits authentication, error handling, and sibling tool differentiation. For a list tool with user-specific scope, this is minimally adequate but has clear gaps.

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 provides meaningful context for all three parameters: user_google_email is explained as 'The user's Google email address. Required.', max_results specifies default and max values, and page_token clarifies its purpose for pagination. This adds significant value beyond the bare schema, though it could elaborate on format (e.g., email validation) or token usage.

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 purpose: 'List all task lists for the user.' It specifies the verb ('List') and resource ('task lists'), and includes scope ('for the user'). However, it doesn't explicitly differentiate from sibling tools like 'get_task_list' (which retrieves a single task list) or 'list_tasks' (which lists tasks within a list).

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. It doesn't mention sibling tools like 'get_task_list' for retrieving a specific task list or 'create_task_list' for creating new ones. There's no context about prerequisites, such as authentication or user permissions, which is a significant gap given the required user_google_email parameter.

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