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

With no annotations, the description carries the full burden and does well: it discloses the authorization requirement, the one-shot semantics enforced by the pending guard, and that approving soft-deletes the post into a recycle bin. It does not say what rejecting does or whether anything is notified, leaving a modest gap.

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?

Three tight sentences with the action and resource front-loaded, followed by eligibility, semantics and side effect in descending priority. No filler.

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?

For a two-parameter mutation with no annotations and no output schema, the description covers the essentials an agent needs: permission scope, idempotency behavior, and the downstream effect of approval. Missing only the reject-path outcome and return shape, which are minor.

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 compensate for both parameters. 'Approve or reject' conveys the meaning of the approve boolean, and 'pending board-post delete request' anchors requestId, but neither the exact value mapping (true=approve) nor the UUID's source is spelled out.

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?

Specific verb pair (approve/reject) applied to a precisely named resource (pending board-post delete request). It is clearly distinguishable from siblings such as mod_delete_post, admin_approve_post and admin_reject_post, which target different resources.

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?

Explicitly states the eligibility gate (chief moderator of that board or admin only) and implies a pending request is a prerequisite. It stops short of naming the alternative tools an agent might reach for (e.g. mod_delete_post for a direct deletion), so no exclusion guidance is given.

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