# OpenStreetMap Nominatim API

> OpenStreetMap Nominatim API on Apizie: 2 endpoints (Search, Reverse) returned as clean JSON through one API key. 2 endpoints are live now. Call it over REST at https://zieapi.vercel.app/v1/places:nominatim/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.

- Project key: `places:nominatim`
- Category: Places
- Status: live
- Source: https://nominatim.org
- Page: https://zieapi.vercel.app/api/places/nominatim
- OpenAPI: https://zieapi.vercel.app/api/places/nominatim/openapi.json

Geocoding and reverse geocoding from OpenStreetMap data. Respect the 1 request per second policy; results are cached for a day.

## Endpoints

### Search
`GET https://zieapi.vercel.app/v1/places:nominatim/search`

| Parameter | Type | Required | Description |
|---|---|---|---|
| query | string | yes |  |
| limit | integer | no | Number of results |
| countryCodes | string | no | Comma-separated ISO 3166-1 alpha-2 codes |

### Reverse
`GET https://zieapi.vercel.app/v1/places:nominatim/reverse`

| Parameter | Type | Required | Description |
|---|---|---|---|
| lat | number | yes |  |
| lon | number | yes |  |
| zoom | integer | no |  |

## Example
```
curl "https://zieapi.vercel.app/v1/places:nominatim/search" \
  -H "x-api-key: $APIZIE_KEY"
```

## FAQ

### How do I call the OpenStreetMap Nominatim API?
Create a free Apizie key, then send GET https://zieapi.vercel.app/v1/places:nominatim/search with the header x-api-key. Every endpoint returns { project, data, timestamp }.

### Is the OpenStreetMap Nominatim API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card.

### Can AI agents use the OpenStreetMap Nominatim API?
Yes. Add the Apizie MCP server (https://zieapi.vercel.app/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key places:nominatim.

### What is the status of the OpenStreetMap Nominatim API?
Live: works with just an Apizie key