nexus/server/src/skills/content/diagram.SKILL.md

name	description
Diagram Generator	Generate Mermaid diagrams as SVG via the Nexus content job API

Diagram Generator

Generate diagrams from natural language descriptions. Supports flowcharts, sequence diagrams, ER diagrams, Gantt charts, and more using Mermaid syntax rendered to SVG.

Usage

Submit a content job via POST /api/companies/{companyId}/content-jobs:

{
  "jobType": "diagram",
  "input": {
    "prompt": "A flowchart showing user login flow with success and failure paths",
    "diagramType": "flowchart"
  }
}

Fields:

• prompt (required): Natural language description of the diagram
• diagramType (optional): Hint for diagram type — flowchart, sequence, er, gantt, class, pie

Output

The job returns a DiagramBundle with:

• svg: Rendered SVG string
• mermaidSource: Raw Mermaid source code