Nominatim Mcp Server

MCP server · by cyanheads

Maps & Location npmStreamable HTTP v0.1.8

Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data.

View source ↗ Generate config for multiple servers More servers

Install

Pin version registry version 0.1.8

npm
npx -y @cyanheads/nominatim-mcp-server

npm
npx -y @cyanheads/nominatim-mcp-server@0.1.8

npm
npx -y @cyanheads/nominatim-mcp-server

npm
npx -y @cyanheads/nominatim-mcp-server@0.1.8

Streamable HTTP
https://nominatim.caseyjhand.com/mcp

Setup by client

Pick your client — the config below is generated for this server (both local and hosted-endpoint forms). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server"
      ]
    }
  }
}

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server@0.1.8"
      ]
    }
  }
}

Remote (hosted) endpoint

https://nominatim.caseyjhand.com/mcp

Claude Desktop: Settings → Connectors → Add custom connector, paste this URL.

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add nominatim-mcp-server -- npx -y @cyanheads/nominatim-mcp-server

claude mcp add nominatim-mcp-server -- npx -y @cyanheads/nominatim-mcp-server@0.1.8

terminal

claude mcp add --transport http nominatim-mcp-server https://nominatim.caseyjhand.com/mcp

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server"
      ]
    }
  }
}

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server@0.1.8"
      ]
    }
  }
}

.cursor/mcp.json (hosted endpoint)

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "url": "https://nominatim.caseyjhand.com/mcp"
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server"
      ]
    }
  }
}

{
  "servers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server@0.1.8"
      ]
    }
  }
}

.vscode/mcp.json (hosted endpoint)

{
  "servers": {
    "nominatim-mcp-server": {
      "type": "http",
      "url": "https://nominatim.caseyjhand.com/mcp"
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server"
      ]
    }
  }
}

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/nominatim-mcp-server@0.1.8"
      ]
    }
  }
}

mcp_config.json (hosted endpoint)

{
  "mcpServers": {
    "nominatim-mcp-server": {
      "serverUrl": "https://nominatim.caseyjhand.com/mcp"
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

NOMINATIM_BASE_URL — Nominatim API base URL. Override to use a private or mirror instance.
NOMINATIM_USER_AGENT — User-Agent sent to Nominatim and Overpass. Required by usage policy.
OVERPASS_BASE_URL — Overpass API endpoint URL. Override to use a mirror or private instance.
MCP_LOG_LEVEL — Sets the minimum log level for output (e.g., 'debug', 'info', 'warn').
MCP_HTTP_HOST — The hostname for the HTTP server.
MCP_HTTP_PORT — The port to run the HTTP server on.
MCP_HTTP_ENDPOINT_PATH — The endpoint path for the MCP server.
MCP_PUBLIC_URL — Public origin override for deployments behind a TLS-terminating reverse proxy (e.g. https://mcp.example.com).

GitHub

⭐ 8 stars · 最近更新于 39 天前 · Apache-2.0 license

About this server

@cyanheads/openstreetmap mcp server Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data via MCP. STDIO or Streamable HTTP. 6 Tools Public Host…

Summary from the project README — github.com/cyanheads/nominatim-mcp-server

Distributed as npm, Streamable HTTP, listed under Maps & Location. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the Nominatim Mcp Server MCP server do?

@cyanheads/openstreetmap mcp server Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data via MCP. STDIO or Streamable HTTP. 6 Tools Public Host

How do I install Nominatim Mcp Server?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is Nominatim Mcp Server free to use?

The MCP server itself is free to install. The source is public on https://github.com/cyanheads/nominatim-mcp-server. Any third-party service it calls may require its own API key and account.

Which clients support Nominatim Mcp Server?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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