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. However, it offers no information on whether the tool is read-only or destructive, its authentication needs, rate limits, or what it returns. The description fails to add any context beyond the bare statement, making it inadequate for understanding the tool's behavior.

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?

While concise, the description is under-specified and lacks substance—it's a single sentence that doesn't convey useful information. Conciseness should not come at the cost of clarity; here, the brevity results in a failure to communicate purpose or usage, making it inefficient rather than well-structured.

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 involving billing and enterprise operations), no annotations, and no output schema, the description is severely incomplete. It does not explain what the tool returns, its side effects, or any operational context, leaving the agent with insufficient information to use the tool correctly.

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 input schema has 100% description coverage, with the single parameter 'project_id' clearly documented as 'ID of the project.' The description does not add any further meaning or details about the parameter, such as format or examples. Given the high schema coverage, a baseline score of 3 is appropriate, as the schema handles the parameter documentation effectively.

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_billing_invoice_enterprise endpoint' is tautological—it merely restates the tool name without specifying what the tool actually does. It lacks a clear verb and resource, such as 'retrieve enterprise billing invoices' or 'generate enterprise invoice reports,' and fails to differentiate from sibling tools like cldkctl_billing_invoice_enterprise_detail or cldkctl_billing_invoice_sme.

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?

There is no guidance on when to use this tool versus alternatives. It does not mention any context, prerequisites, or exclusions, such as whether it's for enterprise-level billing or how it differs from SME invoice tools. This leaves the agent without direction on appropriate usage scenarios.

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