MCP cldkctl Server

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

No annotations are provided, so the description must fully disclose behavioral traits. It fails to do so: it doesn't indicate if this is a read or write operation, what permissions are needed, potential side effects, rate limits, or response format. The description adds no behavioral context beyond the tautological statement.

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 concise with a single sentence, but it's under-specified rather than efficiently informative. It wastes its limited space on a tautology instead of providing useful content. While not verbose, it fails to use its brevity effectively.

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 complexity implied by the tool name (likely related to registry certificates in a cloud/kubernetes context), no annotations, no output schema, and a vague description, this is completely inadequate. The description doesn't explain what the tool does, when to use it, or what to expect, leaving the agent with insufficient information.

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 0 parameters with 100% schema description coverage, so no parameter documentation is needed. The description doesn't add parameter semantics, but that's acceptable given the absence of parameters. A baseline of 4 is appropriate as the schema fully covers the (nonexistent) parameters.

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 'Call the cldkctl_registry_cert endpoint' is a tautology that restates the tool name without explaining what it actually does. It doesn't specify what resource or action is involved (e.g., get, create, update, delete registry certificates), nor does it differentiate from sibling registry tools like cldkctl_registry_create or cldkctl_registry_detail. The purpose remains vague.

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 is provided on when to use this tool versus alternatives. Given the many sibling tools (e.g., cldkctl_registry_* tools for managing registries), there's no indication of context, prerequisites, or exclusions. The description offers no help in selecting this tool over others.

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