Seo Api2 MCP Server

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

No annotations are provided, so the description carries the full burden of behavioral disclosure. The description 'IP Geolocation Checker' reveals nothing about how the tool behaves - it doesn't mention whether it's a read-only lookup, what data sources it uses, rate limits, error conditions, or what the output format might be. For a tool with zero annotation coverage, this is completely inadequate.

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 technically concise with just three words, this is under-specification rather than effective conciseness. The description doesn't front-load essential information and fails to provide any meaningful content. Every word should earn its place, but here the words merely repeat the tool name without adding value.

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 that there are no annotations and no output schema, the description is completely inadequate. For a geolocation tool that presumably returns location data, the description should explain what information is returned, any limitations, data sources, or accuracy considerations. The current description provides none of this essential context.

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 a clear parameter 'ip' documented as requiring an IP address with an example. The description adds no additional parameter information beyond what's in the schema. With high schema coverage and only one parameter, the baseline score of 3 is appropriate - the schema does the work, and the description doesn't need to compensate.

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 'IP Geolocation Checker' is essentially a tautology that restates the tool name without specifying what the tool actually does. It doesn't mention the action (e.g., 'look up', 'retrieve', 'check') or what information is returned (e.g., location data, country, coordinates). While it identifies the resource (IP geolocation), it lacks a specific verb and doesn't distinguish this from sibling tools like 'asn_checker' or 'isp_checker' that might also work with IP addresses.

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 provides no guidance on when to use this tool versus alternatives. It doesn't mention any specific use cases, prerequisites, or comparisons to sibling tools like 'asn_checker' or 'isp_checker' that might handle related IP information. There's no indication of when this tool is appropriate or when other tools might be better suited.

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