List Namespaces

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

Annotations already provide safety guarantees (readOnlyHint, idempotentHint, destructiveHint). The description adds no additional behavioral context such as pagination behavior, result set size limits, or permission requirements. With annotations present, the description fails to add meaningful value beyond 'list'.

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 a single short sentence, which is concise but under-specified. It lacks critical detail about parameters and usage, making it minimally acceptable but not well-structured for utility.

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 4 parameters with no description, no output schema, and no usage guidance, the description is insufficient for an agent to use the tool correctly. The annotations cover safety but not functional completeness.

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% for all 4 parameters (page, owned, search, per_page). The description provides no parameter explanations or usage hints, failing to compensate for the lack of schema descriptions. A user cannot understand how to use these parameters from the description alone.

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 action ('List') and resource ('namespaces visible to user'), which is distinct from sibling tools like gitlab_get_namespace or other list tools. However, it does not explicitly differentiate from similar list tools in the sibling set.

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?

No guidance on when to use this tool versus alternatives (e.g., gitlab_get_namespace for a single namespace). The description does not mention filtering or search capabilities that are implied by the parameters.

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