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search_ncbi_gene

Search the NCBI Gene database for gene information using a gene symbol, name, or ID, with optional organism filter.

Instructions

Search NCBI Gene database for gene information by gene symbol, name, or ID.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
queryYesGene symbol (e.g., 'TP53'), name, or NCBI Gene ID
organismNoOrganism to filter results (default: 'Homo sapiens')Homo sapiens
Behavior2/5

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

No annotations provided, so description carries full burden. It does not disclose behavioral aspects such as rate limits, authentication, output format, or that it is a read-only operation.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness4/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Single sentence that is front-loaded and efficient. Lacks elaboration but is concise.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a simple search tool, the description is adequate but lacks details on result format, pagination, or limitations. No output schema exists, so more contextual completeness would be beneficial.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 100%, so baseline is 3. The description adds minimal value beyond the schema, repeating parameter meanings without additional detail.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description specifies the database (NCBI Gene), action (search), and input types (symbol, name, ID). It clearly distinguishes from sibling search tools like search_ensembl_gene or search_clinvar.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No guidance on when to use this tool versus alternatives. Among many sibling search tools, the description does not clarify when this is appropriate or what differentiates it.

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

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