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. It mentions 'Latest Report', implying up-to-date data, but doesn't specify data sources, update frequency, or output format. It lacks details on rate limits, authentication needs, or any side effects, leaving significant gaps for a tool that likely fetches external data.

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 a single sentence that is relatively concise but could be more structured. It front-loads the purpose but includes redundant adjectives ('Top, best and most popular'). It earns its place by stating the tool's function, but it lacks additional helpful details that would improve clarity without adding bulk.

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 tool likely retrieves a report on hosting services with no parameters and no output schema, the description is incomplete. It doesn't explain what 'details' entail, the format of the report, or how the 'latest' aspect is ensured. With no annotations and no output schema, more context is needed to fully understand the tool's behavior and output.

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, and schema description coverage is 100%, so there are no parameters to document. The description doesn't need to add parameter semantics, and it appropriately doesn't mention any. This meets the baseline for tools with no 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 states the tool provides 'Top, best and most popular Hosting Services and details in the world (Latest Report)', which gives a general purpose of retrieving a report on hosting services. However, it's vague about what 'details' include and doesn't clearly distinguish from siblings like 'top_cms_report' or 'top_web_technologies_report' beyond the subject matter. It uses multiple adjectives ('Top, best and most popular') which are somewhat redundant.

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 prerequisites, context for usage, or comparisons with sibling tools such as 'hosting_checker' or other 'top_*_report' tools. Users must infer usage based on the name alone.

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