Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the tool has no parameters and no output schema, the description adequately covers the basic purpose. However, it lacks details on return values (e.g., format of paths) and behavioral aspects, which are important for a tool that retrieves data. With no annotations to supplement, the description is minimal but sufficient for a simple retrieval tool, though it could benefit from more context on output.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.