patch_system_notifications

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

Annotations already declare idempotentHint=true and destructiveHint=false; the description adds the 'test' verb, which implies a validation action. However, it does not clarify potential side effects (e.g., whether a real notification is sent) or failure behavior, leaving the agent partially informed.

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 compact and front-loaded with the core statement. The included HTTP method line and 'Args' block are somewhat redundant but not distracting; every element adds minimal structural clarity.

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 one-parameter tool with an output schema, the description covers the essential input. However, the ambiguous meaning of 'Test' (URL validity, connectivity, or sending a test notification) and lack of usage context leave room for misinterpretation.

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 0% for the `url` property, but the description explicitly defines it as 'Notifications provider URL', adding the necessary meaning. For a single straightforward string parameter, this is sufficient compensation.

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 clearly states a specific action ('Test') and resource ('notifications provider URL'), making the tool's purpose understandable. It does not explicitly distinguish this from sibling test/connection tools (e.g., list_plex_test_connection, create_jellyfin_test_connection), but the resource scope is unique enough.

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?

There is no guidance on when to use this tool versus alternatives, no prerequisites, and no exclusions. The description only states the tool's function without placing it in a broader workflow or comparing it to related tools.

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