https://community.esri.com/t5/arcgis-online-questions/accessing-arcgis-programmatically/m-p/1615509#M64772 <P>HasKan</P><P>You need to provide more context and details to enable people to help.&nbsp; What ArcGIS data, stored where, shared by whom?&nbsp; ArcGIS Online Living Atlas?&nbsp; Community shared data?&nbsp; Your own data?&nbsp; Image Server?&nbsp; Enterprise?&nbsp;&nbsp;</P><P>Cody B.</P> Fri, 16 May 2025 15:41:37 GMT CodyBenkelman 2025-05-16T15:41:37Z https://community.esri.com/t5/arcgis-online-questions/accessing-arcgis-programmatically/m-p/1615496#M64771 <P>I'm wondering if I need an API key to access ArcGIS data</P><P>I've tried creating a cURL request but get a 400 response.&nbsp;</P> Fri, 16 May 2025 15:19:52 GMT https://community.esri.com/t5/arcgis-online-questions/accessing-arcgis-programmatically/m-p/1615496#M64771 HasKan 2025-05-16T15:19:52Z https://community.esri.com/t5/arcgis-online-questions/accessing-arcgis-programmatically/m-p/1615509#M64772 <P>HasKan</P><P>You need to provide more context and details to enable people to help.&nbsp; What ArcGIS data, stored where, shared by whom?&nbsp; ArcGIS Online Living Atlas?&nbsp; Community shared data?&nbsp; Your own data?&nbsp; Image Server?&nbsp; Enterprise?&nbsp;&nbsp;</P><P>Cody B.</P> Fri, 16 May 2025 15:41:37 GMT https://community.esri.com/t5/arcgis-online-questions/accessing-arcgis-programmatically/m-p/1615509#M64772 CodyBenkelman 2025-05-16T15:41:37Z