List Owned YouTube Playlists

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

With no annotations, the description carries the full burden. It discloses a key behavior—returning only one explicit page—which is valuable for understanding pagination. Yet it omits details about error handling, response format, or authentication nuances, leaving moderate transparency gaps.

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 a single sentence, front-loaded with the verb 'Gets,' and contains no unnecessary wording. It efficiently conveys the core action and scope.

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 paginated list tool with no annotations and no output schema, the description is minimal. It does not explain how to use pagination tokens, default limits, or what the response contains. The context provided is insufficient for an agent to fully understand the tool's behavior beyond the basic operation.

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%, and the description fails to explain the 'limit' and 'pageToken' parameters. The phrase 'one explicit page' only vaguely alludes to pagination but does not clarify how to control page size or request subsequent pages, so the description adds no meaningful parameter semantics.

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 the specific verb 'Gets' and clearly identifies the resource as 'playlists owned by the authenticated channel.' This distinguishes it from sibling tools that create, update, or fetch playlist items, and the phrasing 'one explicit page' adds precision about the scope.

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?

The description provides clear context by specifying 'owned by the authenticated channel' and indicating a single-page fetch, which implies its use for reading the authenticated user's playlists. However, it does not explicitly name alternatives or state when not to use it, so it stops short of full guidance.

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