binance_server_time

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

With no annotations provided, the description carries the full burden of behavioral disclosure. It thoroughly explains that the tool compares server and local times, calculates network delay, and provides a detailed output example including time deviation, sync status, and recommendations. It also warns about the 1000ms threshold and suggests periodic checks, giving complete transparency.

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 well-structured with clear sections (功能说明, 重要提醒, 适用场景, 输出示例, 故障排除) and front-loaded purpose. While it is lengthy, each section provides value, including warnings, use cases, and a detailed output example. It is not unnecessarily bloated, though the extensive emoji-laden output example could be trimmed.

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?

Given there is no output schema and no annotations, the description compensates fully by providing a comprehensive output example, interpretation guidance, and troubleshooting steps. It leaves no gaps about what the tool returns and how to interpret the result, making it complete for a zero-parameter utility tool.

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?

The tool has zero parameters, so the description cannot add parameter-level detail. Per the rubric, the baseline for 0 params is 4. The description adds meaningful context about what the no-input tool does and what output to expect, which is sufficient.

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 the tool's function: '获取Binance服务器的当前时间，并与本地时间进行对比分析' (retrieves Binance server time and compares with local time). It uses a specific verb and resource, and it is clearly distinguishable from all sibling tools, which focus on trading, account, or market data.

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 explicit '适用场景' (applicable scenarios) such as checking time sync at startup, troubleshooting API failures, and system monitoring. It gives clear context for when to use the tool, though it does not explicitly mention when not to use it or name alternatives (which are absent among siblings).

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