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

Annotations already declare readOnlyHint=true and openWorldHint=true, so the safety profile is covered. The description adds that results are paginated and sitemap-backed, which is useful, but discloses no pagination limits, defaults, or total-count behavior.

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?

A single tightly-written sentence with no filler; the resource identity and the discovery-before-retrieval intent are both front-loaded.

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?

An output schema exists, so return values need not be explained, and the read-only annotations cover safety. For a simple two-parameter discovery index, the description supplies enough to call it correctly, though pagination specifics remain unstated.

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 coverage is 0%, so the description must carry the load. It implies pagination via 'paginated', which maps to page/page_size, but gives no defaults, ranges, or page-size limits. The parameter names are largely self-documenting, so the gap is modest rather than severe.

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?

States a specific resource and mechanism: 'a paginated sitemap-backed index of all MIT Sloan Management Review article URLs.' The clause 'for discovery before archive-backed article retrieval' implicitly separates it from the sibling sloanreview_article, though it never names that sibling.

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?

Gives a clear when: use this for discovery prior to archive-backed article retrieval. It sets up the workflow context, but does not explicitly name the alternative tool or state when NOT to use this index.

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