# Ultimaps (slim)

> Ultimaps, an MCP server by ultimaps.com, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. Create choropleth, category and pin maps of countries, states, counties and ZIP codes as images.

- Full: https://www.anchorterminal.com/tools/ultimaps-mcp.md (~750 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/tools/ultimaps-mcp.json · canonical https://www.anchorterminal.com/tools/ultimaps-mcp
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-05

# Ultimaps

> Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: MCP server, by ultimaps.com (https://ultimaps.com/developers/#mcp)
- Listed because: It's published in the registry under ultimaps.com, a namespace the registry only gives to whoever proves they control that domain.
- What the official MCP registry says: Create choropleth, category and pin maps of countries, states, counties and ZIP codes as images.

## Facts

- MCP registry: `com.ultimaps/mcp` 0.1.1
- Endpoint: https://api.ultimaps.com/mcp (streamable HTTP)
- Package: npm `@ultimaps/mcp` (stdio)
- Source: https://github.com/ultimaps/mcp-server
- Website: https://ultimaps.com/developers/#mcp
- npm downloads a week: 37
- GitHub stars: 1
- Registry entry updated: 2026-09-16

## Tools

- Tools it lists (3, about 5,811 tokens of context, `tools/list` without credentials over MCP 2026-07-28, checked 2026-10-04 22:24 UTC):
  - `list_maps` (read-only): List the maps Ultimaps can render: the world, continents, countries subdivided into states, provinces, counties or departments, and US ZIP code areas. Each row…
  - `get_map_regions` (read-only): Look up one map: title, regionType, regionCount, labels, layers, and its regions as {key, title}, 200 per page. You rarely need this before rendering.…
  - `render_map` (read-only): Use this whenever the user asks for a map of real places: coloring countries, states, counties or ZIP codes by data, a choropleth or heat map, a map with a…
- How its tools read to an agent (0 errors, 3 warnings, 1 note, about 5,811 tokens; rules at https://www.anchorterminal.com/check.md; not part of the score):
  - warn TC07 render_map: the description is about 538 tokens
  - warn TC11 render_map: none of its 12 parameters has a description
  - warn TC22 render_map: the definition is about 5,121 tokens
  - note TC24 server: 2 of 3 tools have no outputSchema

- JSON: https://www.anchorterminal.com/api/v1/tools/ultimaps-mcp.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming