Technical specification
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This technical specification explains the content of the OS Maps API, and the methods that you can use to call it. If you are not familiar with the OS Maps API you may want to read the overview documentation before proceeding.
If you are not familiar with the OS Maps API please read the overview documentation before proceeding.
This specification does not cover core concepts that apply to all Ordnance Survey APIs.
Please read the following pages to learn more about OS API core concepts:
OS Maps API is available using the Open Geospatial Consortium Web Map Tile Service (OGC WMTS) standard and as ZXY.
/zxy/{layer}//{z}//{x}//{y}.png
The tile set layer that will be requested.
Road_27700, Road_3857, Outdoor_27700, Outdoor_3857, Light_27700, Light_3857, Leisure_27700Zoom level
X coordinate
Y coordinate
No body
/wmts
The tile set layer that will be requested.
Road_27700, Road_3857, Outdoor_27700, Outdoor_3857, Light_27700, Light_3857, Leisure_27700The identifier of the tile matrix set.
EPSG:27700, EPSG:3857The identifier of the tile matrix within the specified tile matrix set.
The row index of the tile.
The column index of the tile.
The service that is being accessed.
wmtsThe type of request being made. If a GetCapabilities request is being made, the other parameters are not required other than authentication.
GetCapabilities, GetTileTaken from the Identifier of the chosen Layer's Style property
defaultThe version number of the service.
1.0.0, 2.0.0The Height of the tile.
The Width of the tile.
The format of the returned tile.
image/pngNo body