category_list

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

With no annotations provided, the description must carry behavioral context. '获取' and '列表' signal a read-only retrieve operation bb, and the description states the returned content includes nested project lists. However, it does not explicitly address side effects, ordering, pagination, or permission/error behavior; for a simple zero-argument list endpoint this is a minor but present gap.

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?

A single, front-loaded sentence with no redundant phrases. The main purpose comes first, and the nested-project detail is useful.

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?

For a zero-parameter read-only list tool, the description is nearly sufficient: it names the resource and clarifies the response includes nested project lists. It lacks explicit mention of pagination/ordering or authentication, but those are not required for basic invocation of this simple 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?

The tool has zero parameters with 100% schema coverage, so the baseline is 4. The description adds no parameter detail (none exists) but does clarify the response contains each category's project list.

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 states a specific verb (获取) and object (所有分类列表), and adds a meaningful detail: each category includes its project list. It clearly distinguishes itself from mutation siblings like category_create/category_delete)Skip but it doesn't explicitly contrast with tag_list or project_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 intended use is implied by the name and description—call to retrieve all categories. However, it does not explicitly state when to choose this over project_list or tag_list, nor does it mention any exclusions or prerequisites.

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