Glossary

Overview

The glossary tool provides information about the datasets and tools available in Lightcast MCP. It is the recommended starting point when an agent needs to understand what data is available and which tools can be used to answer a question.

Use this tool before selecting a dataset or analysis tool.

Common Use Cases

Use the glossary tool to answer questions such as:

Use Case	Example
Dataset selection	Which dataset should answer a hiring demand question?
Tool availability	Which tools are available for each dataset?
Dataset discovery	Which dataset supports occupational earnings estimates?

Supported Datasets

The glossary tool provides information about all available datasets.

Dataset	Supported
Job Posting	Yes
Profile	Yes
Core LMI	Yes

Input

This tool does not require any input parameters.

Output

The tool returns dataset discovery information that helps identify the appropriate dataset and tool for an analysis request.

Output	Description
`message`	Human-readable status message.
`result.markdown`	Markdown describing available datasets, descriptions, best-for guidance, typical questions, and supported tools.

Example Response

{
  "message": "Dataset glossary returned.",
  "result": {
    "markdown": "Available datasets include job_postings, profiles, and government_occupations."
  }
}