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

With no annotations, the description carries the full behavioral burden. It usefully discloses that only published works are included, that private journals and attachments are excluded, and that repeated titles have different IDs, but it omits ordering, pagination totals, and any permission or rate-limit context.

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 compact and front-loads the main purpose and scope before the parameter notes. The limit default and maximum repeat schema constraints, but the rest of the sentence earns its place.

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 zero schema description coverage, no annotations, and no output schema, the description provides some necessary context but is not complete. It lists likely returned fields and exclusions, yet leaves result ordering, total counts, and search/category semantics unexplained.

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 description coverage is 0%, so the description must compensate. It names the four parameters and repeats the limit default and maximum, but it does not explain what search matches, what category values mean, or how offset interacts with results.

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 gives a specific verb and resource: browsing published Library works, with the visible fields scoped. It is clear what the tool lists, but it does not explicitly distinguish itself from sibling tools such as library_read or library_tip.

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?

Usage is implied by 'Browse' and the listed filters, and the exclusion of private journals and attachments is helpful. However, it does not explicitly state when to use this tool instead of library_read, or when to prefer a search over a plain browse.

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