ossinsight-mcp

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 states the tool lists collections but doesn't explain what 'hot' means (e.g., trending, highly starred), how results are sorted or filtered, whether there are rate limits, or what the output format looks like. This is a significant gap for a tool with zero annotation coverage.

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, efficient sentence: 'List hot collections with top repositories.' It is front-loaded with the core action and resource, with zero wasted words. Every part of the sentence contributes to understanding the tool's purpose, making it highly concise and 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 lack of annotations and output schema, the description is incomplete. It doesn't clarify what 'hot' entails (e.g., criteria like stars, activity), how results are presented, or any limitations. For a tool with siblings that list collections in different ways, more context is needed to guide proper usage and set expectations.

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 the schema description coverage is 100%, so there are no parameters to document. The description doesn't need to add parameter semantics beyond what the schema provides. A baseline of 4 is appropriate since no parameters exist, and the description doesn't introduce any confusion about inputs.

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 tool's purpose: 'List hot collections with top repositories.' It specifies the verb ('List'), resource ('hot collections'), and scope ('with top repositories'), making the action clear. However, it doesn't explicitly differentiate from sibling tools like 'list_collections' or 'list_collection_repositories', which is why it doesn't earn a 5.

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. With siblings such as 'list_collections' and 'list_collection_repositories', it's unclear what distinguishes 'hot collections' (e.g., based on popularity, recency, or metrics). No exclusions or prerequisites are mentioned, leaving usage context implied at best.

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