How to Use the Nominatim MCP in Claude Code

Q: Does Claude Code allow for Nominatim object lookups via CLI?

It does. By providing an OSM ID, you trigger lookuposm to retrieve the object's properties, which Claude Code displays instantly in your shell.

Headless geocoding for your terminal. Claude Code connects to Nominatim to power your CI/CD pipelines and shell scripts.

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Connect Nominatim MCP to Claude Code

Create your Vinkius account to connect Nominatim to Claude Code and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup Nominatim with Claude Code

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Headless geocoding with Claude Code

Pipe address data directly into your scripts using the `search` tool. This is ideal for batch processing coordinates in a terminal environment where speed is the priority. Claude Code executes these commands in sequence, handling the output stream to ensure your pipeline continues without manual intervention.

Validate server health via CLI

Run `get_status` as a pre-flight check in your automated build processes. If the server is unresponsive, your script can fail gracefully before attempting expensive operations. This approach ensures that your CI/CD pipeline doesn't hang on bad requests. It keeps your automation reliable and predictable.

Batch process OSM object lookups

Use `lookup_osm` to grab object data for your data ingestion scripts. Claude Code can iterate through ID lists and format the responses into your preferred output file. This method keeps your terminal workspace clean. You get precise coordinate and metadata extraction without leaving your command line.

Setup guide

Set up Nominatim MCP in Claude Code

Prerequisites

Claude Code CLI installed (npm install -g @anthropic-ai/claude-code)
Active Vinkius subscription with a valid endpoint token

1

Run the add command

Open your terminal and run the command shown on the right. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com. Use --scope user to make it available across all projects.
2

Verify the connection

Start a Claude Code session and type /mcp to list connected servers. You should see nominatim-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest Nominatim transactions." It will automatically discover and invoke the available Nominatim tools.

Terminal

claude mcp add --transport http nominatim-mcp https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

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Prerequisites

Claude Code CLI installed
Active Vinkius subscription with a valid endpoint token

1

Open the config file

Create or edit .mcp.json in your project root for project-level scope, or ~/.claude.json for user-level scope.
2

Add the Nominatim MCP

Paste the JSON snippet shown on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Code

Start a new Claude Code session. Type /mcp to confirm the server is connected. The tools will be automatically available in your conversation.

.mcp.json

{
  "mcpServers": {
    "nominatim-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

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Common questions about Nominatim MCP in Claude Code

After adding the server to your configuration, use the CLI to prompt for a place. Claude Code will invoke the `search` tool and return the results directly to your terminal.

Yes, pass coordinate pairs to your command. Claude Code will use the `reverse_geocode` tool to provide the location details in your terminal output.

It does. By providing an OSM ID, you trigger `lookup_osm` to retrieve the object's properties, which Claude Code displays instantly in your shell.

This server operates locally within your session. It only transmits requests to the public OSM API and does not store or log your query parameters.

The server handles only public latitude/longitude and place names. It is designed to be ephemeral and does not maintain any persistent record of your geocoding activities.

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