Text-Toolkit

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

No annotations are provided, so the description carries the full burden of behavioral disclosure. 'Generate a UUID' gives no information about side effects, performance, rate limits, or output format. It doesn't specify whether this is a deterministic or random generation, or what happens when parameters are omitted. This is inadequate for a tool with parameters.

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 extremely concise at just two words, with no wasted language. It's front-loaded with the core action, though this brevity comes at the cost of completeness. For conciseness alone, it's optimal.

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 the tool's complexity (4 parameters, no annotations, no output schema), the description is completely inadequate. It doesn't explain what the tool returns, how parameters interact, or behavioral traits. For a UUID generator with multiple configuration options, this leaves the agent guessing about functionality.

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 input schema has 4 parameters (version, namespace, name, uppercase) with 0% description coverage, and the tool description provides no information about any parameters. It doesn't explain what 'version' controls (e.g., UUID v4 vs v5), what 'namespace' and 'name' are for in namespaced UUIDs, or how 'uppercase' affects output. With low schema coverage, the description fails to compensate.

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 'Generate a UUID' is a tautology that restates the tool name without adding specificity. It doesn't explain what kind of UUID is generated (e.g., v4 random, v5 namespaced) or how it differs from sibling tools like validate_uuid. The purpose is minimally stated but lacks distinguishing details.

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. The description doesn't mention sibling tools like generate_hmac or validate_uuid, nor does it specify contexts where UUID generation is appropriate (e.g., for unique identifiers in databases). There's no indication of prerequisites or constraints.

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