LightCMS

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

The description explains that 'unpin' means removing a lock, which adds conceptual context beyond the annotations. However, it fails to disclose what state the theme enters after unpinning (does it track latest? stay fixed?) or mention the idempotent nature explicitly, though annotations cover safety profiles (destructiveHint=false, idempotentHint=true). No contradictions found.

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?

Extremely efficient: one descriptive sentence followed by a concrete example. Every element earns its place, with the action front-loaded and zero redundant text.

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 single-parameter state-change operation with good annotations covering safety/idempotency, the description adequately covers the core operation. It lacks explanation of the post-unpin behavior (which would help agents predict system state), but given the simplicity and lack of output schema, this is reasonable.

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?

With 100% schema description coverage, the baseline is 3. The description adds an example JSON structure ('Example: {"version": 5}'), which helps clarify the expected format, but doesn't add semantic meaning beyond the schema's 'Theme version number to pin/unpin' description.

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 uses a specific verb ('Remove the lock') with a specific resource ('previously pinned theme version'), clearly distinguishing this from sibling tools like pin_theme_version (inverse operation) and revert_theme_to_version (which changes active version rather than just removing a lock).

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 phrase 'previously pinned' implies a precondition that the version must be locked, but there's no explicit guidance on when to use this vs. pin_theme_version, nor any mention of prerequisites like checking current pin status or what happens after unpinning (e.g., auto-updates resuming).

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