CatalogItems20201201_getCatalogItem

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

With no annotations, the description must carry the full behavioral disclosure burden. 'Retrieves' implies a read-only lookup and the Kuudo deployment note is an extra context clue, but the description does not disclose required credentials, failure modes, rate limits, or what the returned 'details' include.

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 text is short, but the first sentence 'Catalog entry' is a redundant fragment that adds nothing, and the useful action is in the last part. The deployment caveat is ambiguous. This is compact but not optimally structured or fully purposeful.

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?

There is no output schema, no annotations, and an empty input schema, so the description must supply the missing operational context. It omits how to identify the item, what response shape to expect, and when this tool is the right choice. The Kuudo note is not actionable enough to complete the picture.

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 zero declared properties and additionalProperties:true, so the description is the only source of parameter guidance. It never names the identifier (e.g., ASIN or marketplace) needed to select the catalog item, making correct invocation guesswork despite the formal zero-parameter count.

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 a specific action ('Retrieves details for an item in the Amazon catalog') with a clear resource. It is understandable on its own, though the opening 'Catalog entry' is vague and there is no differentiation from the similarly named sibling CatalogItems_getCatalogItem.

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 statement of when to use this tool versus alternatives; no sibling is named and no conditions or exclusions are provided. 'Runs in your Kuudo deployment, not here' is an environmental caveat, not guidance for tool selection. An agent cannot tell whether to prefer this over the unversioned getCatalogItem or the search variants.

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