diff --git a/invokeai/frontend/web/src/features/nodes/util/graph/addRegionalPromptsToGraph.ts b/invokeai/frontend/web/src/features/nodes/util/graph/addRegionalPromptsToGraph.ts
index 263dcde55e..ebd6c5ae84 100644
--- a/invokeai/frontend/web/src/features/nodes/util/graph/addRegionalPromptsToGraph.ts
+++ b/invokeai/frontend/web/src/features/nodes/util/graph/addRegionalPromptsToGraph.ts
@@ -11,7 +11,7 @@ import {
   PROMPT_REGION_POSITIVE_COND_INVERTED_PREFIX,
   PROMPT_REGION_POSITIVE_COND_PREFIX,
 } from 'features/nodes/util/graph/constants';
-import { isRegionalPromptLayer } from 'features/regionalPrompts/store/regionalPromptsSlice';
+import { isRPLayer } from 'features/regionalPrompts/store/regionalPromptsSlice';
 import { getRegionalPromptLayerBlobs } from 'features/regionalPrompts/util/getLayerBlobs';
 import { size } from 'lodash-es';
 import { imagesApi } from 'services/api/endpoints/images';
@@ -23,7 +23,7 @@ export const addRegionalPromptsToGraph = async (state: RootState, graph: NonNull
   // TODO: Handle non-SDXL
   // const isSDXL = state.generation.model?.base === 'sdxl';
   const layers = state.regionalPrompts.present.layers
-    .filter(isRegionalPromptLayer) // We only want the prompt region layers
+    .filter(isRPLayer) // We only want the prompt region layers
     .filter((l) => l.isVisible) // Only visible layers are rendered on the canvas
     .filter((l) => l.negativePrompt || l.positivePrompt); // Only layers with prompts get added to the graph
 
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerAutoNegativeCombobox.tsx b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerAutoNegativeCombobox.tsx
index 161e94598f..f43e75534f 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerAutoNegativeCombobox.tsx
+++ b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerAutoNegativeCombobox.tsx
@@ -4,7 +4,7 @@ import { createSelector } from '@reduxjs/toolkit';
 import { useAppDispatch, useAppSelector } from 'app/store/storeHooks';
 import { isParameterAutoNegative } from 'features/parameters/types/parameterSchemas';
 import {
-  isRegionalPromptLayer,
+  isRPLayer,
   rpLayerAutoNegativeChanged,
   selectRegionalPromptsSlice,
 } from 'features/regionalPrompts/store/regionalPromptsSlice';
@@ -26,7 +26,7 @@ const useAutoNegative = (layerId: string) => {
     () =>
       createSelector(selectRegionalPromptsSlice, (regionalPrompts) => {
         const layer = regionalPrompts.present.layers.find((l) => l.id === layerId);
-        assert(isRegionalPromptLayer(layer), `Layer ${layerId} not found or not an RP layer`);
+        assert(isRPLayer(layer), `Layer ${layerId} not found or not an RP layer`);
         return layer.autoNegative;
       }),
     [layerId]
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerColorPicker.tsx b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerColorPicker.tsx
index c326c407aa..27d88e50dd 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerColorPicker.tsx
+++ b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerColorPicker.tsx
@@ -3,7 +3,7 @@ import { createMemoizedSelector } from 'app/store/createMemoizedSelector';
 import { useAppDispatch, useAppSelector } from 'app/store/storeHooks';
 import RgbColorPicker from 'common/components/RgbColorPicker';
 import {
-  isRegionalPromptLayer,
+  isRPLayer,
   rpLayerColorChanged,
   selectRegionalPromptsSlice,
 } from 'features/regionalPrompts/store/regionalPromptsSlice';
@@ -21,7 +21,7 @@ export const RPLayerColorPicker = memo(({ layerId }: Props) => {
     () =>
       createMemoizedSelector(selectRegionalPromptsSlice, (regionalPrompts) => {
         const layer = regionalPrompts.present.layers.find((l) => l.id === layerId);
-        assert(isRegionalPromptLayer(layer), `Layer ${layerId} not found or not an RP layer`);
+        assert(isRPLayer(layer), `Layer ${layerId} not found or not an RP layer`);
         return layer.color;
       }),
     [layerId]
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerListItem.tsx b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerListItem.tsx
index b4a23e61f6..e60257959a 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerListItem.tsx
+++ b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerListItem.tsx
@@ -7,7 +7,7 @@ import { RPLayerMenu } from 'features/regionalPrompts/components/RPLayerMenu';
 import { RPLayerNegativePrompt } from 'features/regionalPrompts/components/RPLayerNegativePrompt';
 import { RPLayerPositivePrompt } from 'features/regionalPrompts/components/RPLayerPositivePrompt';
 import { RPLayerVisibilityToggle } from 'features/regionalPrompts/components/RPLayerVisibilityToggle';
-import { isRegionalPromptLayer, rpLayerSelected } from 'features/regionalPrompts/store/regionalPromptsSlice';
+import { isRPLayer, rpLayerSelected } from 'features/regionalPrompts/store/regionalPromptsSlice';
 import { memo, useCallback } from 'react';
 import { assert } from 'tsafe';
 
@@ -20,7 +20,7 @@ export const RPLayerListItem = memo(({ layerId }: Props) => {
   const selectedLayer = useAppSelector((s) => s.regionalPrompts.present.selectedLayer);
   const color = useAppSelector((s) => {
     const layer = s.regionalPrompts.present.layers.find((l) => l.id === layerId);
-    assert(isRegionalPromptLayer(layer), `Layer ${layerId} not found or not an RP layer`);
+    assert(isRPLayer(layer), `Layer ${layerId} not found or not an RP layer`);
     return rgbaColorToString({ ...layer.color, a: selectedLayer === layerId ? 1 : 0.35 });
   });
   const onClickCapture = useCallback(() => {
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerMenu.tsx b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerMenu.tsx
index 431e02616f..86409f0c40 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerMenu.tsx
+++ b/invokeai/frontend/web/src/features/regionalPrompts/components/RPLayerMenu.tsx
@@ -2,7 +2,7 @@ import { IconButton, Menu, MenuButton, MenuDivider, MenuItem, MenuList } from '@
 import { createMemoizedSelector } from 'app/store/createMemoizedSelector';
 import { useAppDispatch, useAppSelector } from 'app/store/storeHooks';
 import {
-  isRegionalPromptLayer,
+  isRPLayer,
   layerDeleted,
   layerMovedBackward,
   layerMovedForward,
@@ -33,7 +33,7 @@ export const RPLayerMenu = memo(({ layerId }: Props) => {
     () =>
       createMemoizedSelector(selectRegionalPromptsSlice, (regionalPrompts) => {
         const layer = regionalPrompts.present.layers.find((l) => l.id === layerId);
-        assert(isRegionalPromptLayer(layer), `Layer ${layerId} not found or not an RP layer`);
+        assert(isRPLayer(layer), `Layer ${layerId} not found or not an RP layer`);
         const layerIndex = regionalPrompts.present.layers.findIndex((l) => l.id === layerId);
         const layerCount = regionalPrompts.present.layers.length;
         return {
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/components/RegionalPromptsEditor.tsx b/invokeai/frontend/web/src/features/regionalPrompts/components/RegionalPromptsEditor.tsx
index 90dec61667..5cc123c7a5 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/components/RegionalPromptsEditor.tsx
+++ b/invokeai/frontend/web/src/features/regionalPrompts/components/RegionalPromptsEditor.tsx
@@ -10,13 +10,13 @@ import { RPLayerListItem } from 'features/regionalPrompts/components/RPLayerList
 import { StageComponent } from 'features/regionalPrompts/components/StageComponent';
 import { ToolChooser } from 'features/regionalPrompts/components/ToolChooser';
 import { UndoRedoButtonGroup } from 'features/regionalPrompts/components/UndoRedoButtonGroup';
-import { isRegionalPromptLayer, selectRegionalPromptsSlice } from 'features/regionalPrompts/store/regionalPromptsSlice';
+import { isRPLayer, selectRegionalPromptsSlice } from 'features/regionalPrompts/store/regionalPromptsSlice';
 import { getRegionalPromptLayerBlobs } from 'features/regionalPrompts/util/getLayerBlobs';
 import { memo } from 'react';
 
 const selectRPLayerIdsReversed = createMemoizedSelector(selectRegionalPromptsSlice, (regionalPrompts) =>
   regionalPrompts.present.layers
-    .filter(isRegionalPromptLayer)
+    .filter(isRPLayer)
     .map((l) => l.id)
     .reverse()
 );
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/components/StageComponent.tsx b/invokeai/frontend/web/src/features/regionalPrompts/components/StageComponent.tsx
index 72d2a60c59..018afaea12 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/components/StageComponent.tsx
+++ b/invokeai/frontend/web/src/features/regionalPrompts/components/StageComponent.tsx
@@ -6,7 +6,7 @@ import { useAppDispatch, useAppSelector } from 'app/store/storeHooks';
 import { useMouseEvents } from 'features/regionalPrompts/hooks/mouseEventHooks';
 import {
   $cursorPosition,
-  isRegionalPromptLayer,
+  isRPLayer,
   rpLayerBboxChanged,
   rpLayerTranslated,
   selectRegionalPromptsSlice,
@@ -25,7 +25,7 @@ const selectSelectedLayerColor = createMemoizedSelector(selectRegionalPromptsSli
   if (!layer) {
     return null;
   }
-  assert(isRegionalPromptLayer(layer), `Layer ${regionalPrompts.present.selectedLayer} is not an RP layer`);
+  assert(isRPLayer(layer), `Layer ${regionalPrompts.present.selectedLayer} is not an RP layer`);
   return layer.color;
 });
 
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/hooks/layerStateHooks.ts b/invokeai/frontend/web/src/features/regionalPrompts/hooks/layerStateHooks.ts
index 8e82142994..f6be11c07d 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/hooks/layerStateHooks.ts
+++ b/invokeai/frontend/web/src/features/regionalPrompts/hooks/layerStateHooks.ts
@@ -1,6 +1,6 @@
 import { createSelector } from '@reduxjs/toolkit';
 import { useAppSelector } from 'app/store/storeHooks';
-import { isRegionalPromptLayer, selectRegionalPromptsSlice } from 'features/regionalPrompts/store/regionalPromptsSlice';
+import { isRPLayer, selectRegionalPromptsSlice } from 'features/regionalPrompts/store/regionalPromptsSlice';
 import { useMemo } from 'react';
 import { assert } from 'tsafe';
 
@@ -9,7 +9,7 @@ export const useLayerPositivePrompt = (layerId: string) => {
     () =>
       createSelector(selectRegionalPromptsSlice, (regionalPrompts) => {
         const layer = regionalPrompts.present.layers.find((l) => l.id === layerId);
-        assert(isRegionalPromptLayer(layer), `Layer ${layerId} not found or not an RP layer`);
+        assert(isRPLayer(layer), `Layer ${layerId} not found or not an RP layer`);
         return layer.positivePrompt;
       }),
     [layerId]
@@ -23,7 +23,7 @@ export const useLayerNegativePrompt = (layerId: string) => {
     () =>
       createSelector(selectRegionalPromptsSlice, (regionalPrompts) => {
         const layer = regionalPrompts.present.layers.find((l) => l.id === layerId);
-        assert(isRegionalPromptLayer(layer), `Layer ${layerId} not found or not an RP layer`);
+        assert(isRPLayer(layer), `Layer ${layerId} not found or not an RP layer`);
         return layer.negativePrompt;
       }),
     [layerId]
@@ -37,7 +37,7 @@ export const useLayerIsVisible = (layerId: string) => {
     () =>
       createSelector(selectRegionalPromptsSlice, (regionalPrompts) => {
         const layer = regionalPrompts.present.layers.find((l) => l.id === layerId);
-        assert(isRegionalPromptLayer(layer), `Layer ${layerId} not found or not an RP layer`);
+        assert(isRPLayer(layer), `Layer ${layerId} not found or not an RP layer`);
         return layer.isVisible;
       }),
     [layerId]
diff --git a/invokeai/frontend/web/src/features/regionalPrompts/store/regionalPromptsSlice.ts b/invokeai/frontend/web/src/features/regionalPrompts/store/regionalPromptsSlice.ts
index 9645a547dd..c05130f427 100644
--- a/invokeai/frontend/web/src/features/regionalPrompts/store/regionalPromptsSlice.ts
+++ b/invokeai/frontend/web/src/features/regionalPrompts/store/regionalPromptsSlice.ts
@@ -80,7 +80,7 @@ export const initialRegionalPromptsState: RegionalPromptsState = {
 };
 
 const isLine = (obj: LayerObject): obj is LineObject => obj.kind === 'line';
-export const isRegionalPromptLayer = (layer?: Layer): layer is RegionalPromptLayer =>
+export const isRPLayer = (layer?: Layer): layer is RegionalPromptLayer =>
   layer?.kind === 'regionalPromptLayer';
 
 export const regionalPromptsSlice = createSlice({
@@ -137,19 +137,19 @@ export const regionalPromptsSlice = createSlice({
     //#region RP Layers
     rpLayerSelected: (state, action: PayloadAction<string>) => {
       const layer = state.layers.find((l) => l.id === action.payload);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         state.selectedLayer = layer.id;
       }
     },
     rpLayerIsVisibleToggled: (state, action: PayloadAction<string>) => {
       const layer = state.layers.find((l) => l.id === action.payload);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.isVisible = !layer.isVisible;
       }
     },
     rpLayerReset: (state, action: PayloadAction<string>) => {
       const layer = state.layers.find((l) => l.id === action.payload);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.objects = [];
         layer.bbox = null;
         layer.isVisible = true;
@@ -158,7 +158,7 @@ export const regionalPromptsSlice = createSlice({
     rpLayerTranslated: (state, action: PayloadAction<{ layerId: string; x: number; y: number }>) => {
       const { layerId, x, y } = action.payload;
       const layer = state.layers.find((l) => l.id === layerId);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.x = x;
         layer.y = y;
       }
@@ -166,7 +166,7 @@ export const regionalPromptsSlice = createSlice({
     rpLayerBboxChanged: (state, action: PayloadAction<{ layerId: string; bbox: IRect | null }>) => {
       const { layerId, bbox } = action.payload;
       const layer = state.layers.find((l) => l.id === layerId);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.bbox = bbox;
       }
     },
@@ -177,28 +177,28 @@ export const regionalPromptsSlice = createSlice({
     rpLayerPositivePromptChanged: (state, action: PayloadAction<{ layerId: string; prompt: string }>) => {
       const { layerId, prompt } = action.payload;
       const layer = state.layers.find((l) => l.id === layerId);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.positivePrompt = prompt;
       }
     },
     rpLayerNegativePromptChanged: (state, action: PayloadAction<{ layerId: string; prompt: string }>) => {
       const { layerId, prompt } = action.payload;
       const layer = state.layers.find((l) => l.id === layerId);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.negativePrompt = prompt;
       }
     },
     rpLayerColorChanged: (state, action: PayloadAction<{ layerId: string; color: RgbColor }>) => {
       const { layerId, color } = action.payload;
       const layer = state.layers.find((l) => l.id === layerId);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.color = color;
       }
     },
     rpLayerLineAdded: {
       reducer: (state, action: PayloadAction<[number, number, number, number], string, { uuid: string }>) => {
         const layer = state.layers.find((l) => l.id === state.selectedLayer);
-        if (isRegionalPromptLayer(layer)) {
+        if (isRPLayer(layer)) {
           const lineId = getRPLayerLineId(layer.id, action.meta.uuid);
           layer.objects.push({
             kind: 'line',
@@ -218,7 +218,7 @@ export const regionalPromptsSlice = createSlice({
     },
     rpLayerPointsAdded: (state, action: PayloadAction<[number, number]>) => {
       const layer = state.layers.find((l) => l.id === state.selectedLayer);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         const lastLine = layer.objects.findLast(isLine);
         if (!lastLine) {
           return;
@@ -232,7 +232,7 @@ export const regionalPromptsSlice = createSlice({
     ) => {
       const { layerId, autoNegative } = action.payload;
       const layer = state.layers.find((l) => l.id === layerId);
-      if (isRegionalPromptLayer(layer)) {
+      if (isRPLayer(layer)) {
         layer.autoNegative = autoNegative;
       }
     },