persona_trust

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

With no annotations, the description must fully disclose behavioral traits. It does not state side effects (e.g., what happens when adding an existing repo), security implications, or whether the action is reversible. The description is minimal and does not cover behavioral context beyond the basic operations.

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 very concise, consisting of one line for purpose and a bullet list of arguments. It is front-loaded with the main purpose and efficiently communicates the essential information without unnecessary words.

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 simple tool with 2 parameters and no output schema, the description covers the basic operations but lacks details on return values, error handling, or prerequisites like authentication. It is minimally complete but leaves the agent without full context for reliable invocation.

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 description adds meaning by specifying that 'action' is one of 'list', 'add', 'remove', which is not in the schema (no enum). It also notes that 'repo' is required for 'add' and 'remove'. However, it does not explain the format or validation of the repo identifier, leaving significant gap with 0% schema coverage.

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 clearly states the tool manages 'trusted persona preset repositories' and lists the specific actions (list, add, remove), distinguishing it from sibling tools like persona_export or persona_import. However, the verb 'manage' is somewhat generic, lacking a more precise action verb.

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?

No guidance is provided on when to use this tool versus alternatives, such as when to add vs remove a repository or how it relates to other persona tools. The description does not mention any prerequisites or conditions for use.

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