Nominatim MCP Server
Geocode addresses, reverse geocode coordinates and explore OpenStreetMap data — no API key required.
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What is the Nominatim MCP Server?
The Nominatim MCP Server gives AI agents like Claude, ChatGPT, and Cursor direct access to Nominatim. Geocode addresses, reverse geocode coordinates and explore OpenStreetMap data — no API key required. Powered by the Vinkius AI Gateway — no API keys, no infrastructure, connect in under 2 minutes.
Nominatim MCP Server: see your AI Agent in action
Built-in capabilities (5)
get_details
Returns the object's full name, display name, place rank, importance score, bounding box, parent place hierarchy, linked Wikipedia/Wikidata articles and optional extratags. OSM type: N (node), W (way), R (relation). Get detailed info for an OSM object
get_status
Returns status message and response latency. Useful for verifying the service is operational before making other requests. Get Nominatim server status
lookup_osm
IDs are formatted as "type{id}" where type is N (node), W (way) or R (relation). Multiple IDs are comma-separated. Returns the object's display name, coordinates, bounding box and properties. Look up OSM objects by ID
reverse_geocode
Returns the nearest address, city, state, country and other location details. Supports different zoom levels for varying detail granularity. Convert coordinates to an address
search
Returns results with coordinates, bounding box, display name, address components and OSM type/id. Supports structured searches with country codes and viewbox for region prioritization. Rate limited to 1 request/second. Search for places by name or address
What this connector unlocks
Connect to Nominatim and search the world's most comprehensive open-source geographic database through natural conversation — no API key needed.
What you can do
- Address Search — Find any place by name, address or type of place (restaurants, schools, hospitals)
- Reverse Geocoding — Convert GPS coordinates to human-readable addresses
- OSM Lookup — Look up detailed info for any OpenStreetMap object by its ID
- Structured Addresses — Get detailed address components (street, city, state, postal code, country)
- Multi-language Names — Retrieve place names in different languages
- Bounding Boxes — Get geographic boundaries for cities, countries and regions
How it works
1. Subscribe to this server
2. No API key needed — start searching immediately
3. Explore geographic data from Claude, Cursor, or any MCP-compatible client
No API key required — completely free, powered by OpenStreetMap community data.
Who is this for?
- Developers — geocode addresses and convert coordinates without paid geocoding services
- Travelers — find addresses and discover what's at any GPS coordinate
- Researchers — explore OpenStreetMap object details, administrative boundaries and place hierarchies
- Data Analysts — batch geocode addresses and extract structured location data
Frequently asked questions
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