navigate

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

With no annotations provided, the description carries full responsibility for behavioral disclosure, but it only states the action. It does not mention that navigation changes the current page, whether it waits for page load, or any side effects related to history or session state.

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 and front-loaded, but it is under-specified rather than efficiently informative. The single sentence earns some place but omits crucial context that would justify its brevity.

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 has three parameters, one with an enum, no output schema, and no annotations, the description is far from complete. It does not explain waiting behavior, navigation side effects, or how this differs from related navigation tools, leaving significant gaps for an agent to manage.

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 only 33%, with only the 'url' parameter described. The description adds no information about the 'timeout' or 'wait_until' parameters, and the word 'URL' adds little beyond the schema. The agent is left to guess the meaning and effect of the other parameters.

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 uses a specific verb ('Navigate') and resource ('a URL'), making the core action clear. However, it does not distinguish this from sibling tools like navigate_and_snapshot or wait_for_navigation, so it lacks sibling differentiation.

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 given about when to use this tool versus alternatives like go_back, reload, or navigate_and_snapshot. The description only states the action, leaving the agent to infer the appropriate context.

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