navigate

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

With no annotations, the description should disclose behavioral traits. It only states 'Navigate to a URL' without mentioning that the page changes, loading waits, or the significance of the wait_until parameter. The description lacks essential details about side effects or prerequisites.

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 one sentence, placing the core concept first. It avoids unnecessary words. However, it may be too sparse given the two parameters, but the brevity does not harm understanding of the basic action.

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 navigation tool with an output schema, the description is adequate but incomplete. It does not explain the wait_until parameter or differentiate from sibling tools. Given the tool's commonality, it meets a minimum viable level but has clear gaps.

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 adds no meaning to the 'url' or 'wait_until' parameters beyond the schema. The description fails to clarify acceptable URL formats, default behavior, or the meaning of wait_until values, leaving the agent underinformed.

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 'Navigate to a URL' clearly states the verb and resource, making the purpose obvious. However, it does not differentiate from sibling tools like new_tab or go_back, which also involve navigation. The specificity is high but lacks explicit distinction.

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 go_back, go_forward, reload, or new_tab. The description gives no context for selection, leaving the agent to infer usage without support.

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