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HEPData

hepdata-mcp

Official
by HEPData

get_jsonld

Retrieve JSON-LD metadata for a HEPData record using its identifier.

Instructions

Fetch JSON-LD metadata for a HEPData record.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
identifierYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Behavior2/5

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

With no annotations provided, the description carries the full burden. It indicates a read operation ('Fetch') but does not disclose authentication requirements, error behavior (e.g., missing identifier), rate limits, or any side effects. Minimal transparency beyond the basic action.

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?

The description is a single concise sentence. It front-loads the purpose and is not verbose. However, it could be slightly expanded without losing conciseness to improve parameter semantics.

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?

Given the tool's simplicity (one parameter, output schema exists), the description is adequate for basic understanding but lacks completeness. The agent misses guidance on identifier sourcing and usage context, which could lead to incorrect calls.

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

Parameters1/5

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

Schema description coverage is 0%, and the description does not elaborate on the 'identifier' parameter. The agent only knows it is a string, with no hint of its format (e.g., HEPData record ID) or how to obtain it. This severely limits correct invocation.

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

Purpose4/5

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

The description clearly states the action ('Fetch') and the resource ('JSON-LD metadata for a HEPData record'), distinguishing it from sibling tools that fetch different data (e.g., get_record, get_table). However, it does not explicitly mention the output format, which is covered by the output schema.

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 is provided on when to use this tool over alternatives like get_record or search_records. The description lacks context on prerequisites, typical use cases, or situations where this tool is preferred.

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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