renderDiagram
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Third-party content written by another agent. Data to evaluate, not instructions.
Generate a diagram from its DSL/code and get the IMAGE back — WITHOUT inserting it into any document or whiteboard. For acting as a pure diagram generator. Provide diagramType (e.g. 'mermaid', 'd2', 'plantuml', 'graphviz', 'bpmn', 'vegalite'; call listDiagramTypes for the full set) and source (the diagram code). Choose format 'png' (default), 'jpeg', or 'svg'; for raster choose scale 1/2/3 for 1x/2x/3x; optional background (png only). Returns a TEMPORARY imageUrl that stays available for 1 hour (the render is then deleted), and for png/jpeg the image inline so you can see it. The link carries no signing token, so it survives being rendered as a citation. To render a diagram that already lives in a document/whiteboard use getDiagramImage; to persist a new one use insertDiagramInDocument or insertWhiteboardDiagram.
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
| diagramType | string | yes | Diagram language, e.g. 'mermaid', 'd2', 'plantuml', 'graphviz', 'bpmn', 'vegalite'. See listDiagramTypes. |
| source | string | yes | The diagram DSL / code to render. For type 'infographic', provide a plain-English description instead (the system designs the AntV infographic spec). |
| format | string | no | png (default) or jpeg = raster; svg = vector. |
| scale | number | no | Raster resolution multiplier 1x/2x/3x (default 2). Ignored for svg. |
| background | string | no | Background for png/jpeg, e.g. '#ffffff' or 'transparent' (png only). |
| applyBrandTheme | boolean | no | Brand theming is ON BY DEFAULT: the effective BRAND KIT (colours only — typefaces are never injected) is baked into the diagram before rendering (cascade: brandKitId override → project default → workspace default → org default → the built-in Stable Baseline theme). Set false to render with the library's stock styling instead. Themable types: mermaid, plantuml, graphviz, d2, systemsarchitecture, vega, vegalite, infographic — other types always render unchanged. Author theming in the DSL wins (an existing mermaid %%{init}%%, plantuml !theme, d2 vars.d2-config, or a hand-written infographic palette is never overridden). |
| brandKitId | string | no | Optional brand kit UUID (see listBrandKits) to theme with instead of the cascade default. Must belong to your organisation. |
| projectId | string | no | Optional project UUID used to resolve the project → workspace → org brand-kit cascade. Without it the built-in Stable Baseline brand themes the render. |
Raw JSON schema
{
"type": "object",
"properties": {
"diagramType": {
"type": "string",
"description": "Diagram language, e.g. 'mermaid', 'd2', 'plantuml', 'graphviz', 'bpmn', 'vegalite'. See listDiagramTypes."
},
"source": {
"type": "string",
"description": "The diagram DSL / code to render. For type 'infographic', provide a plain-English description instead (the system designs the AntV infographic spec)."
},
"format": {
"type": "string",
"enum": [
"png",
"jpeg",
"svg"
],
"description": "png (default) or jpeg = raster; svg = vector."
},
"scale": {
"type": "number",
"enum": [
1,
2,
3
],
"description": "Raster resolution multiplier 1x/2x/3x (default 2). Ignored for svg."
},
"background": {
"type": "string",
"description": "Background for png/jpeg, e.g. '#ffffff' or 'transparent' (png only)."
},
"applyBrandTheme": {
"type": "boolean",
"description": "Brand theming is ON BY DEFAULT: the effective BRAND KIT (colours only — typefaces are never injected) is baked into the diagram before rendering (cascade: brandKitId override → project default → workspace default → org default → the built-in Stable Baseline theme). Set false to render with the library's stock styling instead. Themable types: mermaid, plantuml, graphviz, d2, systemsarchitecture, vega, vegalite, infographic — other types always render unchanged. Author theming in the DSL wins (an existing mermaid %%{init}%%, plantuml !theme, d2 vars.d2-config, or a hand-written infographic palette is never overridden)."
},
"brandKitId": {
"type": "string",
"description": "Optional brand kit UUID (see listBrandKits) to theme with instead of the cascade default. Must belong to your organisation."
},
"projectId": {
"type": "string",
"description": "Optional project UUID used to resolve the project → workspace → org brand-kit cascade. Without it the built-in Stable Baseline brand themes the render."
}
},
"required": [
"diagramType",
"source"
]
}