Get Parallels Documentation Page

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

Annotations already declare readOnlyHint/idempotentHint/destructiveHint=false and openWorldHint=true, so the safety and network profile is covered. The description adds the return format (markdown) and the fetch-the-whole-page behavior, which is useful, but says nothing about auth needs, rate limits, or failure on non-existent pages.

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?

Three short sentences, front-loaded with the core action, then the workflow placement, then the input format. Zero filler.

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?

With no output schema, the description usefully discloses that the return is markdown page content, completing the picture for a single-parameter fetch tool. It omits edge-case behavior (invalid or missing URLs), which is a minor gap.

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 coverage is 100% and the schema already documents the single 'url' parameter with format=uri. The description adds the domain example ('https://docs.parallels.com/...'), a marginal reinforcement of what the schema already states. Baseline 3 is appropriate.

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?

States a specific verb ('Fetch') and resource ('full markdown content of a specific Parallels documentation page'), and implicitly distinguishes itself from the search sibling by emphasizing 'full ... rather than excerpts.' An agent can tell it apart from ras_docs_search immediately.

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?

Explicitly says 'Use after ras_docs_search when you need the complete page (prerequisites, full procedure, all options) rather than excerpts' — naming both the alternative and the condition that selects this tool. Nothing is left to inference.

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