xiaohongshu-dailytop

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

没有注释，描述承担行为披露责任。它揭示了关键行为：数据每日19:00更新，因此存在延迟；TOP50说明结果规模。但未说明返回结构的具体形态或可能的失败条件，对于简单查询工具尚可接受。

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?

单句话承载了完整功能说明和关键时效应信息，没有任何冗余。核心信息（TOP50、按日期、更新规则）全部前置，结构高效。

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?

工具复杂度低（2个简单参数，无嵌套对象），描述结合schema已经涵盖功能范围、时间窗口、更新延迟和结果规模。虽然没有输出schema详细说明返回字段，但'TOP50榜单'对调用决策已经足够。

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?

输入schema覆盖100%，rankDate和category都有描述。描述本身没有添加超出schema的参数细节，仅重复了'指定日期'，所以采用基线3分。

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?

描述明确说明这是查询小红书每日爆款笔记TOP50日榜的工具，使用具体动词'查询'和具体的资源'每日爆款笔记TOP50'。'日榜'与兄弟工具xiaohongshu-weeklytop形成区分，代理可以凭名称和描述判断用途。

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?

描述了明确的使用情境：查询指定日期的日榜，并给出数据更新规则（每日19:00更新昨日数据），帮助代理判断数据时效性。虽然没有显式提及其他兄弟工具或排除条件，但'指定日期'和'日榜'已经足够说明何时使用。

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