Map regions

Create a CHOROPLETH map — a real-world map where whole geographic AREAS (countries, states, provinces, continents, world regions) are FILLED with color to encode a value or category.

Updated 18 Sep 20261 min read

Send "type": "map_regions".

Create a CHOROPLETH map — a real-world map where whole geographic AREAS (countries, states, provinces, continents, world regions) are FILLED with color to encode a value or category.

Also available as the MCP tool render_mapregions. The same payload works through either surface.

Fields

data

titlestring

Short descriptive title (e.g. "Population by Country", "US States by Time Zone")

levelenum<string>

The single geographic level used for every region. "state" has boundary coverage only for USA, India, China, Brazil, Russia, Canada, Australia, Indonesia, South Africa — prefer "country" for other nations. One of continent, region, country or state.

colorModeenum<string>

"gradient" for a value scale (use paletteColor + value), "categorical" for discrete groups (use per-region color). One of categorical or gradient.

paletteColorstring

For gradient/value maps only: a named color scheme (Blues, Greens, Reds, Oranges, Purples, Greys, YlOrRd, YlGnBu, Viridis, RdBu) or a hex color. Omit for categorical maps.

regionsobject[]required

Array of region objects to color

Child attributes

namestringrequired

Region's common English name

isostring

ISO code — alpha-3 for country level, ISO 3166-2 for state level; omit for continent/region levels

colorstring

Hex fill color "#RRGGBB" (categorical maps)

valuenumber

Underlying metric (gradient maps)

categorystring

Discrete group label (categorical maps)

descriptionstring

Optional short note (<= 80 chars)

legendobject[]

Key explaining the colors

Child attributes

labelstring

colorstring

Hex "#RRGGBB"

Example

{
  "type": "map_regions",
  "data": {
    "title": "Q4 Launch Planning",
    "level": "continent",
    "colorMode": "categorical",
    "paletteColor": "string",
    "regions": [
      {
        "name": "Q4 Launch Planning",
        "iso": "string",
        "color": "string",
        "value": 0,
        "category": "string",
        "description": "string"
      }
    ],
    "legend": [
      {
        "label": "string",
        "color": "string"
      }
    ]
  }
}

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