get_api_for-repl

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

No annotations are provided, so the description must disclose behavioral traits. It offers none: no mention of side effects, permissions, or response characteristics. The description is insufficient for an agent to understand the tool's behavior.

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 (four words) but at the cost of informativeness. It is under-specified for an effective tool description, lacking any structure or front-loaded key details.

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 absence of an output schema and partial schema coverage, the description should provide comprehensive context. It does not. The tool's complexity (a documentation lookup) is not high, but the description is still too sparse to be complete.

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 schema has 67% coverage, but the description adds no additional meaning to the parameters. It does not explain how 'class' and 'method' are used together or what 'required' means (likely a schema error). The description fails to compensate for the missing parameter documentation.

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 'Node.js API: REPL' is vague. It identifies the resource (REPL) but does not state the verb or action (e.g., retrieve, search, list). Compared to sibling tools, it is clear that this tool is for API documentation, but the description itself lacks specificity.

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 on when to use this tool versus siblings. The tool name and context imply it is for REPL-related queries, but there is no explicit mention of usage context, prerequisites, or alternatives like 'search-nodejs-modules-api-documentation'.

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