analyze_dhcp_packets

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

With no annotations, the description carries the full burden of behavioral disclosure. It transparently warns about the critical limitation regarding web-uploaded files and supports that with a detailed list of unsupported formats. However, the statement 'Then write data to user's system' is vague and unexplained, leaving uncertainty about a potentially impactful side effect (e.g., file system writes) without further detail.

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 headings and each section serves a purpose, which aids readability. However, the 'Then write data to user's system' sentence appears out of place and confusing, and the format lists could be slightly tightened. Overall, it is appropriately sized for the information conveyed, with minor unnecessary elements.

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 elements: the parameter's meaning, supported input formats, critical limitations, and the return type ('structured dictionary'). The only notable gap is the ambiguous 'write data' phrase, which if clarified would make the description fully complete. The output schema is present, so detailed return-value documentation is not required.

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 input schema provides only a bare string type with no description (0% schema coverage). The description fully compensates by explaining that pcap_file accepts an HTTP URL or absolute local file path, enumerating supported and unsupported input formats, and clarifying what the parameter represents. This gives the agent all necessary semantic information to populate the parameter correctly.

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 opens with 'Analyze DHCP packets from a PCAP file and return comprehensive analysis results,' which clearly identifies the tool's action and resource, and distinguishes it from sibling analyzers via the DHCP focus. However, the appended 'Then write data to user's system' introduces ambiguity about a secondary purpose or side effect, slightly undermining the clarity of the core function.

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 input format guidance, listing supported formats (URL, absolute local path) and unsupported ones (web-uploaded files, base64, relative paths). This gives clear context on when the tool can be used, but it does not reference sibling tools or explicitly state when to prefer DHCP analysis over DNS/ICMP/capinfos, leaving the choice of tool partly implicit.

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