Feature (UI): add model path update for external models

invokeai/frontend/web/public/locales/en.json

@@ -872,6 +872,14 @@
         "reidentifySuccess": "Model reidentified successfully",
         "reidentifyUnknown": "Unable to identify model",
         "reidentifyError": "Error reidentifying model",
+        "updatePath": "Update Path",
+        "updatePathTooltip": "Update the file path for this model if you have moved the model files to a new location.",
+        "updatePathDescription": "Enter the new path to the model file or directory. Use this if you have manually moved the model files on disk.",
+        "currentPath": "Current Path",
+        "newPath": "New Path",
+        "newPathPlaceholder": "Enter new path...",
+        "pathUpdated": "Model path updated successfully",
+        "pathUpdateFailed": "Failed to update model path",
         "convert": "Convert",
         "convertingModelBegin": "Converting Model. Please wait.",
         "convertToDiffusers": "Convert To Diffusers",

invokeai/frontend/web/src/features/modelManagerV2/subpanels/ModelPanel/ModelUpdatePathButton.tsx

@@ -0,0 +1,124 @@
+import {
+  Button,
+  Flex,
+  FormControl,
+  FormLabel,
+  Input,
+  Modal,
+  ModalBody,
+  ModalCloseButton,
+  ModalContent,
+  ModalFooter,
+  ModalHeader,
+  ModalOverlay,
+  Text,
+  useDisclosure,
+} from '@invoke-ai/ui-library';
+import { toast } from 'features/toast/toast';
+import type { ChangeEvent } from 'react';
+import { memo, useCallback, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { PiFolderOpenFill } from 'react-icons/pi';
+import { useUpdateModelMutation } from 'services/api/endpoints/models';
+import type { AnyModelConfig } from 'services/api/types';
+
+interface Props {
+  modelConfig: AnyModelConfig;
+}
+
+export const ModelUpdatePathButton = memo(({ modelConfig }: Props) => {
+  const { t } = useTranslation();
+  const { isOpen, onOpen, onClose } = useDisclosure();
+  const [updateModel, { isLoading }] = useUpdateModelMutation();
+  const [newPath, setNewPath] = useState(modelConfig.path);
+
+  const handleOpen = useCallback(() => {
+    setNewPath(modelConfig.path);
+    onOpen();
+  }, [modelConfig.path, onOpen]);
+
+  const handlePathChange = useCallback((e: ChangeEvent<HTMLInputElement>) => {
+    setNewPath(e.target.value);
+  }, []);
+
+  const handleSubmit = useCallback(() => {
+    if (!newPath.trim() || newPath === modelConfig.path) {
+      onClose();
+      return;
+    }
+
+    updateModel({
+      key: modelConfig.key,
+      body: { path: newPath.trim() },
+    })
+      .unwrap()
+      .then(() => {
+        toast({
+          id: 'MODEL_PATH_UPDATED',
+          title: t('modelManager.pathUpdated'),
+          status: 'success',
+        });
+        onClose();
+      })
+      .catch(() => {
+        toast({
+          id: 'MODEL_PATH_UPDATE_FAILED',
+          title: t('modelManager.pathUpdateFailed'),
+          status: 'error',
+        });
+      });
+  }, [newPath, modelConfig.path, modelConfig.key, updateModel, onClose, t]);
+
+  const hasChanges = newPath.trim() !== modelConfig.path;
+
+  return (
+    <>
+      <Button
+        onClick={handleOpen}
+        size="sm"
+        aria-label={t('modelManager.updatePathTooltip')}
+        tooltip={t('modelManager.updatePathTooltip')}
+        flexShrink={0}
+        leftIcon={<PiFolderOpenFill />}
+      >
+        {t('modelManager.updatePath')}
+      </Button>
+      <Modal isOpen={isOpen} onClose={onClose} isCentered size="lg" useInert={false}>
+        <ModalOverlay />
+        <ModalContent>
+          <ModalHeader>{t('modelManager.updatePath')}</ModalHeader>
+          <ModalCloseButton />
+          <ModalBody>
+            <Flex flexDirection="column" gap={4}>
+              <Text fontSize="sm" color="base.400">
+                {t('modelManager.updatePathDescription')}
+              </Text>
+              <FormControl>
+                <FormLabel>{t('modelManager.currentPath')}</FormLabel>
+                <Text fontSize="sm" color="base.300" wordBreak="break-all">
+                  {modelConfig.path}
+                </Text>
+              </FormControl>
+              <FormControl>
+                <FormLabel>{t('modelManager.newPath')}</FormLabel>
+                <Input value={newPath} onChange={handlePathChange} placeholder={t('modelManager.newPathPlaceholder')} />
+              </FormControl>
+            </Flex>
+          </ModalBody>
+          <ModalFooter>
+            <Flex gap={2}>
+              <Button variant="ghost" onClick={onClose}>
+                {t('common.cancel')}
+              </Button>
+              <Button colorScheme="invokeYellow" onClick={handleSubmit} isLoading={isLoading} isDisabled={!hasChanges}>
+                {t('common.save')}
+              </Button>
+            </Flex>
+          </ModalFooter>
+        </ModalContent>
+      </Modal>
+    </>
+  );
+});
+
+ModelUpdatePathButton.displayName = 'ModelUpdatePathButton';

invokeai/frontend/web/src/features/modelManagerV2/subpanels/ModelPanel/ModelView.tsx

@@ -14,15 +14,36 @@ import { MainModelDefaultSettings } from './MainModelDefaultSettings/MainModelDe
 import { ModelAttrView } from './ModelAttrView';
 import { ModelDeleteButton } from './ModelDeleteButton';
 import { ModelReidentifyButton } from './ModelReidentifyButton';
+import { ModelUpdatePathButton } from './ModelUpdatePathButton';
 import { RelatedModels } from './RelatedModels';
 
 type Props = {
   modelConfig: AnyModelConfig;
 };
 
+/**
+ * Checks if a model path is absolute (external model) or relative (Invoke-controlled).
+ * External models have absolute paths like "X:/ModelPath/model.safetensors" or "/home/user/models/model.safetensors".
+ * Invoke-controlled models have relative paths like "uuid/model.safetensors".
+ */
+const isExternalModel = (path: string): boolean => {
+  // Unix absolute path
+  if (path.startsWith('/')) {
+    return true;
+  }
+  // Windows absolute path (e.g., "X:/..." or "X:\...")
+  if (path.length > 1 && path[1] === ':') {
+    return true;
+  }
+  return false;
+};
+
 export const ModelView = memo(({ modelConfig }: Props) => {
   const { t } = useTranslation();
 
+  // Only allow path updates for external models (not Invoke-controlled)
+  const canUpdatePath = useMemo(() => isExternalModel(modelConfig.path), [modelConfig.path]);
+
   const withSettings = useMemo(() => {
     if (modelConfig.type === 'main' && modelConfig.base !== 'sdxl-refiner') {
       return true;
@@ -44,6 +65,7 @@ export const ModelView = memo(({ modelConfig }: Props) => {
   return (
     <Flex flexDir="column" gap={4} h="full">
       <ModelHeader modelConfig={modelConfig}>
+        {canUpdatePath && <ModelUpdatePathButton modelConfig={modelConfig} />}
         <ModelReidentifyButton modelConfig={modelConfig} />
         {modelConfig.format === 'checkpoint' && modelConfig.type === 'main' && (
           <ModelConvertButton modelConfig={modelConfig} />