analyze_pdf

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

No annotations are provided, so the description must fully disclose behavioral traits. It only offers a high-level summary without detailing side effects, auth needs, rate limits, or what happens with missing documents. The description fails to convey whether the tool is read-only or has destructive potential.

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, which is concise but sacrifices informativeness. While it avoids redundancy, it does not fully utilize the space to convey essential details.

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?

With 8 parameters, nested objects, no output schema, and no annotations, the description lacks an overview of the tool's workflow, return values, or processing behavior. It provides insufficient context for an agent to understand the tool's full scope and limitations.

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 100% with detailed parameter descriptions. The tool description adds no additional meaning beyond the schema, so it meets the baseline expectation without enhancing understanding of 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 says 'conduct comprehensive PDF research with document discovery, processing, and analysis,' which is vague about the tool's specific responsibility. It does not clearly distinguish this tool from siblings like pdf_discovery or search_arxiv, leading to ambiguity about whether it is a composite or competing action.

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 no guidance on when to use this tool versus alternatives. No mention of prerequisites, exclusions, or scenarios where other tools (e.g., pdf_discovery) might be more appropriate.

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