webmin-mcp-server

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

With no annotations provided, the description carries full burden for behavioral disclosure. It states the tool returns 'version and hostname if successful', which provides useful output information. However, it doesn't disclose error behavior, authentication requirements, timeout characteristics, or rate limits that would be important for a connectivity testing tool.

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 perfectly concise with two sentences that each earn their place: the first states the purpose, the second specifies the successful return values. No wasted words, well-structured, and front-loaded with the core functionality.

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 simple connectivity testing tool with one optional parameter and no output schema, the description provides adequate context about what the tool does and what it returns. However, it could be more complete by mentioning error conditions or what happens when connectivity fails, which would be valuable for an agent using this diagnostic 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?

Schema description coverage is 100%, so the schema already documents the single parameter completely. The description doesn't add any parameter-specific information beyond what's in the schema, maintaining the baseline score for high schema coverage situations.

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 specific action ('Test connectivity') and target resource ('to a specific Webmin server'), distinguishing it from all sibling tools which perform various administrative operations rather than connectivity testing. It provides a complete purpose statement with verb+resource+outcome.

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 implies usage context (testing connectivity to Webmin servers) but doesn't explicitly state when to use this tool versus alternatives. No guidance is provided about prerequisites, timing considerations, or when not to use it, leaving usage context somewhat implicit.

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