diff --git a/Changes.md b/Changes.md
index 2f61a9e5da2..dee47bd39f7 100644
--- a/Changes.md
+++ b/Changes.md
@@ -6,7 +6,10 @@
 1.4.x.x (relative to 1.4.2.0)
 =======
 
+Features
+--------
 
+- 3Delight : Added "3Delight Cloud" renderer, for rendering using the 3Delight cloud.
 
 1.4.2.0 (relative to 1.4.1.0)
 =======
diff --git a/src/IECoreDelight/Renderer.cpp b/src/IECoreDelight/Renderer.cpp
index 50d6a8f488d..0ddbe55910b 100644
--- a/src/IECoreDelight/Renderer.cpp
+++ b/src/IECoreDelight/Renderer.cpp
@@ -1304,7 +1304,7 @@ class DelightRenderer final : public IECoreScenePreview::Renderer
 
 	public :
 
-		DelightRenderer( RenderType renderType, const std::string &fileName, const IECore::MessageHandlerPtr &messageHandler )
+		DelightRenderer( RenderType renderType, const std::string &fileName, const IECore::MessageHandlerPtr &messageHandler, bool cloud = false )
 			:	m_renderType( renderType ), m_messageHandler( messageHandler )
 		{
 			const IECore::MessageHandler::Scope s( m_messageHandler.get() );
@@ -1323,14 +1323,27 @@ class DelightRenderer final : public IECoreScenePreview::Renderer
 				};
 			}
 
+			void *handler = reinterpret_cast<void *>( &DelightRenderer::nsiErrorHandler );
+			void *data = this;
 			if( messageHandler )
 			{
-				void *handler = reinterpret_cast<void *>( &DelightRenderer::nsiErrorHandler );
-				void *data = this;
 				params.push_back( { "errorhandler",	&handler, NSITypePointer, 0, 1, 0 } );
 				params.push_back( { "errorhandlerdata",	&data, NSITypePointer, 0, 1, 0 } );
 			}
 
+			const int one = 1;
+			if( cloud )
+			{
+				if( renderType == Renderer::RenderType::Batch )
+				{
+					params.push_back( { "cloud", &one, NSITypeInteger, 0, 1, 0 } );
+				}
+				else
+				{
+					IECore::msg( IECore::Msg::Level::Warning, "DelightRenderer", "Cloud rendering is only available for batch renders. Rendering locally instead." );
+				}
+			}
+
 			m_context = NSIBegin( params.size(), params.data() );
 			m_instanceCache = new InstanceCache( m_context, ownership() );
 			m_attributesCache = new AttributesCache( m_context, ownership() );
@@ -1636,7 +1649,7 @@ class DelightRenderer final : public IECoreScenePreview::Renderer
 		{
 			if( boost::starts_with( name.string(), "dl:" ) || name.string().find( ":" ) == string::npos )
 			{
-				IECore::msg( IECore::Msg::Warning, "IECoreDelight::Renderer::command", boost::format( "Unknown command \"%s\"." ) % name.c_str() );
+				IECore::msg( IECore::Msg::Warning, "IECoreDelight::Renderer::command", fmt::format( "Unknown command \"{}\".", name.c_str() ) );
 			}
 
 			return nullptr;
@@ -1870,4 +1883,19 @@ const std::vector<IECore::MessageHandler::Level> DelightRenderer::g_ieMsgLevels
 
 IECoreScenePreview::Renderer::TypeDescription<DelightRenderer> DelightRenderer::g_typeDescription( "3Delight" );
 
+struct CloudTypeDescription
+{
+	CloudTypeDescription()
+	{
+		IECoreScenePreview::Renderer::registerType(
+			"3Delight Cloud",
+			[] ( IECoreScenePreview::Renderer::RenderType renderType, const std::string &fileName, const IECore::MessageHandlerPtr &messageHandler ) {
+				return new DelightRenderer( renderType, fileName, messageHandler, /* cloud = */ true );
+			}
+		);
+	}
+};
+
+CloudTypeDescription g_cloudTypeDescription;
+
 } // namespace
diff --git a/startup/GafferScene/renderers.py b/startup/GafferScene/renderers.py
index fbe5f47f733..8c8260607d8 100644
--- a/startup/GafferScene/renderers.py
+++ b/startup/GafferScene/renderers.py
@@ -54,6 +54,7 @@ def __creator( renderType, fileName, messageHandler, renderer, module ) :
 	( "Cycles", "GafferCycles" ),
 	( "Arnold", "IECoreArnold" ),
 	( "3Delight", "IECoreDelight" ),
+	( "3Delight Cloud", "IECoreDelight" ),
 ] :
 	if renderer in GafferScene.Private.IECoreScenePreview.Renderer.types() :
 		# Already registered