diff --git a/docs/contributing/frontend/workflows.md b/docs/contributing/frontend/workflows.md
index b190003884..533419e070 100644
--- a/docs/contributing/frontend/workflows.md
+++ b/docs/contributing/frontend/workflows.md
@@ -297,7 +297,7 @@ Migration logic is in [migrations.ts].
 <!-- links -->
 
 [pydantic]: https://github.com/pydantic/pydantic 'pydantic'
-[zod]: https://github.com/colinhacks/zod 'zod/v4'
+[zod]: https://github.com/colinhacks/zod 'zod'
 [openapi-types]: https://github.com/kogosoftwarellc/open-api/tree/main/packages/openapi-types 'openapi-types'
 [reactflow]: https://github.com/xyflow/xyflow 'reactflow'
 [reactflow-concepts]: https://reactflow.dev/learn/concepts/terms-and-definitions
diff --git a/invokeai/frontend/web/package.json b/invokeai/frontend/web/package.json
index a0a528ddac..dbe513e6c7 100644
--- a/invokeai/frontend/web/package.json
+++ b/invokeai/frontend/web/package.json
@@ -103,7 +103,7 @@
     "use-debounce": "^10.0.5",
     "use-device-pixel-ratio": "^1.1.2",
     "uuid": "^11.1.0",
-    "zod": "^3.25.67",
+    "zod": "^4.0.5",
     "zod-validation-error": "^3.5.2"
   },
   "peerDependencies": {
diff --git a/invokeai/frontend/web/pnpm-lock.yaml b/invokeai/frontend/web/pnpm-lock.yaml
index 25198cbbd8..b1dc0efc00 100644
--- a/invokeai/frontend/web/pnpm-lock.yaml
+++ b/invokeai/frontend/web/pnpm-lock.yaml
@@ -201,11 +201,11 @@ importers:
         specifier: ^11.1.0
         version: 11.1.0
       zod:
-        specifier: ^3.25.67
-        version: 3.25.76
+        specifier: ^4.0.5
+        version: 4.0.5
       zod-validation-error:
         specifier: ^3.5.2
-        version: 3.5.3(zod@3.25.76)
+        version: 3.5.3(zod@4.0.5)
     devDependencies:
       '@eslint/compat':
         specifier: ^1.3.1
@@ -4543,6 +4543,9 @@ packages:
   zod@3.25.76:
     resolution: {integrity: sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==}
 
+  zod@4.0.5:
+    resolution: {integrity: sha512-/5UuuRPStvHXu7RS+gmvRf4NXrNxpSllGwDnCBcJZtQsKrviYXm54yDGV2KYNLT5kq0lHGcl7lqWJLgSaG+tgA==}
+
   zustand@4.5.7:
     resolution: {integrity: sha512-CHOUy7mu3lbD6o6LJLfllpjkzhHXSBlX8B9+qPddUsIfeF5S/UZ5q0kmCsnRqT1UHFQZchNFDDzMbQsuesHWlw==}
     engines: {node: '>=12.7.0'}
@@ -9103,8 +9106,14 @@ snapshots:
     dependencies:
       zod: 3.25.76
 
+  zod-validation-error@3.5.3(zod@4.0.5):
+    dependencies:
+      zod: 4.0.5
+
   zod@3.25.76: {}
 
+  zod@4.0.5: {}
+
   zustand@4.5.7(@types/react@18.3.23)(immer@10.1.1)(react@18.3.1):
     dependencies:
       use-sync-external-store: 1.5.0(react@18.3.1)
diff --git a/invokeai/frontend/web/src/app/logging/logger.ts b/invokeai/frontend/web/src/app/logging/logger.ts
index 8299f9f3ad..6b0cb1a298 100644
--- a/invokeai/frontend/web/src/app/logging/logger.ts
+++ b/invokeai/frontend/web/src/app/logging/logger.ts
@@ -2,7 +2,7 @@ import { createLogWriter } from '@roarr/browser-log-writer';
 import { atom } from 'nanostores';
 import type { Logger, MessageSerializer } from 'roarr';
 import { ROARR, Roarr } from 'roarr';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const serializeMessage: MessageSerializer = (message) => {
   return JSON.stringify(message);
diff --git a/invokeai/frontend/web/src/common/util/zodUtils.ts b/invokeai/frontend/web/src/common/util/zodUtils.ts
index 634a06b8b1..10506736e1 100644
--- a/invokeai/frontend/web/src/common/util/zodUtils.ts
+++ b/invokeai/frontend/web/src/common/util/zodUtils.ts
@@ -1,4 +1,4 @@
-import type { z } from 'zod/v4';
+import type { z } from 'zod';
 
 /**
  * Helper to create a type guard from a zod schema. The type guard will infer the schema's TS type.
diff --git a/invokeai/frontend/web/src/features/controlLayers/components/Transform/TransformFitToBboxButtons.tsx b/invokeai/frontend/web/src/features/controlLayers/components/Transform/TransformFitToBboxButtons.tsx
index 8fb8f3dacb..b76e7632f1 100644
--- a/invokeai/frontend/web/src/features/controlLayers/components/Transform/TransformFitToBboxButtons.tsx
+++ b/invokeai/frontend/web/src/features/controlLayers/components/Transform/TransformFitToBboxButtons.tsx
@@ -6,7 +6,7 @@ import { memo, useCallback, useMemo, useState } from 'react';
 import { useTranslation } from 'react-i18next';
 import type { Equals } from 'tsafe';
 import { assert } from 'tsafe';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zMode = z.enum(['fill', 'contain', 'cover']);
 type Mode = z.infer<typeof zMode>;
diff --git a/invokeai/frontend/web/src/features/controlLayers/store/canvasSettingsSlice.ts b/invokeai/frontend/web/src/features/controlLayers/store/canvasSettingsSlice.ts
index 3352847fba..ed0768da58 100644
--- a/invokeai/frontend/web/src/features/controlLayers/store/canvasSettingsSlice.ts
+++ b/invokeai/frontend/web/src/features/controlLayers/store/canvasSettingsSlice.ts
@@ -2,7 +2,7 @@ import type { PayloadAction, Selector } from '@reduxjs/toolkit';
 import { createSelector, createSlice } from '@reduxjs/toolkit';
 import type { PersistConfig, RootState } from 'app/store/store';
 import { zRgbaColor } from 'features/controlLayers/store/types';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zAutoSwitchMode = z.enum(['off', 'switch_on_start', 'switch_on_finish']);
 
diff --git a/invokeai/frontend/web/src/features/controlLayers/store/filters.ts b/invokeai/frontend/web/src/features/controlLayers/store/filters.ts
index 091905b51f..9373031e11 100644
--- a/invokeai/frontend/web/src/features/controlLayers/store/filters.ts
+++ b/invokeai/frontend/web/src/features/controlLayers/store/filters.ts
@@ -4,7 +4,7 @@ import { zModelIdentifierField } from 'features/nodes/types/common';
 import { Graph } from 'features/nodes/util/graph/generation/Graph';
 import type { ControlLoRAModelConfig, ControlNetModelConfig, T2IAdapterModelConfig } from 'services/api/types';
 import { assert } from 'tsafe';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zAjustImageChannels = z.enum([
   'Red (RGBA)',
diff --git a/invokeai/frontend/web/src/features/controlLayers/store/types.test.ts b/invokeai/frontend/web/src/features/controlLayers/store/types.test.ts
index a8701580ba..43d217c423 100644
--- a/invokeai/frontend/web/src/features/controlLayers/store/types.test.ts
+++ b/invokeai/frontend/web/src/features/controlLayers/store/types.test.ts
@@ -21,7 +21,7 @@ import type { Invocation } from 'services/api/types';
 import type { Equals } from 'tsafe';
 import { assert } from 'tsafe';
 import { describe, test } from 'vitest';
-import type { z } from 'zod/v4';
+import type { z } from 'zod';
 
 import type {
   CanvasEntityIdentifier,
diff --git a/invokeai/frontend/web/src/features/controlLayers/store/types.ts b/invokeai/frontend/web/src/features/controlLayers/store/types.ts
index 661b0097ea..85dc44e38f 100644
--- a/invokeai/frontend/web/src/features/controlLayers/store/types.ts
+++ b/invokeai/frontend/web/src/features/controlLayers/store/types.ts
@@ -31,7 +31,7 @@ import {
 } from 'features/parameters/types/parameterSchemas';
 import { getImageDTOSafe } from 'services/api/endpoints/images';
 import type { JsonObject } from 'type-fest';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zId = z.string().min(1);
 const zName = z.string().min(1).nullable();
diff --git a/invokeai/frontend/web/src/features/dnd/FullscreenDropzone.tsx b/invokeai/frontend/web/src/features/dnd/FullscreenDropzone.tsx
index bb890ed7eb..f10b5b9d59 100644
--- a/invokeai/frontend/web/src/features/dnd/FullscreenDropzone.tsx
+++ b/invokeai/frontend/web/src/features/dnd/FullscreenDropzone.tsx
@@ -20,7 +20,7 @@ import { useTranslation } from 'react-i18next';
 import { uploadImages } from 'services/api/endpoints/images';
 import { useBoardName } from 'services/api/hooks/useBoardName';
 import type { UploadImageArg } from 'services/api/types';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const ACCEPTED_IMAGE_TYPES = ['image/png', 'image/jpg', 'image/jpeg', 'image/webp'];
 const ACCEPTED_FILE_EXTENSIONS = ['.png', '.jpg', '.jpeg', '.webp'];
diff --git a/invokeai/frontend/web/src/features/dynamicPrompts/store/dynamicPromptsSlice.ts b/invokeai/frontend/web/src/features/dynamicPrompts/store/dynamicPromptsSlice.ts
index bb4a2b8041..741c415f38 100644
--- a/invokeai/frontend/web/src/features/dynamicPrompts/store/dynamicPromptsSlice.ts
+++ b/invokeai/frontend/web/src/features/dynamicPrompts/store/dynamicPromptsSlice.ts
@@ -2,7 +2,7 @@ import type { PayloadAction, Selector } from '@reduxjs/toolkit';
 import { createSelector, createSlice } from '@reduxjs/toolkit';
 import type { PersistConfig, RootState } from 'app/store/store';
 import { buildZodTypeGuard } from 'common/util/zodUtils';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zSeedBehaviour = z.enum(['PER_ITERATION', 'PER_PROMPT']);
 export const isSeedBehaviour = buildZodTypeGuard(zSeedBehaviour);
diff --git a/invokeai/frontend/web/src/features/gallery/components/Boards/BoardsListSortControls.tsx b/invokeai/frontend/web/src/features/gallery/components/Boards/BoardsListSortControls.tsx
index ccf4137e3d..e4ed79189b 100644
--- a/invokeai/frontend/web/src/features/gallery/components/Boards/BoardsListSortControls.tsx
+++ b/invokeai/frontend/web/src/features/gallery/components/Boards/BoardsListSortControls.tsx
@@ -5,7 +5,7 @@ import { selectBoardsListOrderBy, selectBoardsListOrderDir } from 'features/gall
 import { boardsListOrderByChanged, boardsListOrderDirChanged } from 'features/gallery/store/gallerySlice';
 import { memo, useCallback, useMemo } from 'react';
 import { useTranslation } from 'react-i18next';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zOrderBy = z.enum(['created_at', 'board_name']);
 type OrderBy = z.infer<typeof zOrderBy>;
diff --git a/invokeai/frontend/web/src/features/metadata/parsing.tsx b/invokeai/frontend/web/src/features/metadata/parsing.tsx
index b01ee5cc2a..34e032473f 100644
--- a/invokeai/frontend/web/src/features/metadata/parsing.tsx
+++ b/invokeai/frontend/web/src/features/metadata/parsing.tsx
@@ -92,7 +92,7 @@ import { useTranslation } from 'react-i18next';
 import { modelsApi } from 'services/api/endpoints/models';
 import type { AnyModelConfig, ModelType } from 'services/api/types';
 import { assert } from 'tsafe';
-import z from 'zod/v4';
+import z from 'zod';
 
 const MetadataLabel = ({ i18nKey }: { i18nKey: string }) => {
   const { t } = useTranslation();
diff --git a/invokeai/frontend/web/src/features/nodes/components/sidePanel/workflow/WorkflowLibrary/WorkflowSortControl.tsx b/invokeai/frontend/web/src/features/nodes/components/sidePanel/workflow/WorkflowLibrary/WorkflowSortControl.tsx
index 322f8d775c..8f58e2a7c0 100644
--- a/invokeai/frontend/web/src/features/nodes/components/sidePanel/workflow/WorkflowLibrary/WorkflowSortControl.tsx
+++ b/invokeai/frontend/web/src/features/nodes/components/sidePanel/workflow/WorkflowLibrary/WorkflowSortControl.tsx
@@ -11,7 +11,7 @@ import {
 import type { ChangeEvent } from 'react';
 import { useCallback, useEffect, useMemo } from 'react';
 import { useTranslation } from 'react-i18next';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zOrderBy = z.enum(['opened_at', 'created_at', 'updated_at', 'name']);
 type OrderBy = z.infer<typeof zOrderBy>;
diff --git a/invokeai/frontend/web/src/features/nodes/store/nodesSlice.ts b/invokeai/frontend/web/src/features/nodes/store/nodesSlice.ts
index 40182f8cfc..018ce29b4b 100644
--- a/invokeai/frontend/web/src/features/nodes/store/nodesSlice.ts
+++ b/invokeai/frontend/web/src/features/nodes/store/nodesSlice.ts
@@ -127,7 +127,7 @@ import {
 import { atom, computed } from 'nanostores';
 import type { MouseEvent } from 'react';
 import type { UndoableOptions } from 'redux-undo';
-import type { z } from 'zod/v4';
+import type { z } from 'zod';
 
 import type { PendingConnection, Templates } from './types';
 
diff --git a/invokeai/frontend/web/src/features/nodes/types/common.ts b/invokeai/frontend/web/src/features/nodes/types/common.ts
index e674949e44..1c9b4ec8ee 100644
--- a/invokeai/frontend/web/src/features/nodes/types/common.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/common.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 // #region Field data schemas
 export const zImageField = z.object({
diff --git a/invokeai/frontend/web/src/features/nodes/types/field.ts b/invokeai/frontend/web/src/features/nodes/types/field.ts
index 4021f85fbf..af5132b394 100644
--- a/invokeai/frontend/web/src/features/nodes/types/field.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/field.ts
@@ -6,7 +6,7 @@ import MersenneTwister from 'mtwist';
 import { boardsApi } from 'services/api/endpoints/boards';
 import { utilitiesApi } from 'services/api/endpoints/utilities';
 import { assert } from 'tsafe';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 import type { ImageField } from './common';
 import { zBoardField, zColorField, zImageField, zModelIdentifierField, zSchedulerField } from './common';
diff --git a/invokeai/frontend/web/src/features/nodes/types/invocation.ts b/invokeai/frontend/web/src/features/nodes/types/invocation.ts
index 4c018fb887..c2435ecfb8 100644
--- a/invokeai/frontend/web/src/features/nodes/types/invocation.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/invocation.ts
@@ -1,5 +1,5 @@
 import type { Edge, Node } from '@xyflow/react';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 import { zClassification, zProgressImage } from './common';
 import { zFieldInputInstance, zFieldInputTemplate, zFieldOutputTemplate } from './field';
diff --git a/invokeai/frontend/web/src/features/nodes/types/semver.ts b/invokeai/frontend/web/src/features/nodes/types/semver.ts
index c14b88a43a..3ba330eac4 100644
--- a/invokeai/frontend/web/src/features/nodes/types/semver.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/semver.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 // Schemas and types for working with semver
 
diff --git a/invokeai/frontend/web/src/features/nodes/types/v1/workflowV1.ts b/invokeai/frontend/web/src/features/nodes/types/v1/workflowV1.ts
index b25dbef7c0..35361ad230 100644
--- a/invokeai/frontend/web/src/features/nodes/types/v1/workflowV1.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/v1/workflowV1.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 // WorkflowV1 Schema
 
diff --git a/invokeai/frontend/web/src/features/nodes/types/v2/common.ts b/invokeai/frontend/web/src/features/nodes/types/v2/common.ts
index eb598e946f..8613076132 100644
--- a/invokeai/frontend/web/src/features/nodes/types/v2/common.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/v2/common.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 // #region Field data schemas
 export const zImageField = z.object({
diff --git a/invokeai/frontend/web/src/features/nodes/types/v2/field.ts b/invokeai/frontend/web/src/features/nodes/types/v2/field.ts
index a3085228e5..b4e7e68b06 100644
--- a/invokeai/frontend/web/src/features/nodes/types/v2/field.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/v2/field.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 import {
   zBoardField,
diff --git a/invokeai/frontend/web/src/features/nodes/types/v2/invocation.ts b/invokeai/frontend/web/src/features/nodes/types/v2/invocation.ts
index 02f13c781f..7f5d985938 100644
--- a/invokeai/frontend/web/src/features/nodes/types/v2/invocation.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/v2/invocation.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 import { zFieldInputInstance, zFieldOutputInstance } from './field';
 import { zSemVer } from './semver';
diff --git a/invokeai/frontend/web/src/features/nodes/types/v2/semver.ts b/invokeai/frontend/web/src/features/nodes/types/v2/semver.ts
index 2a93f85b49..1b76577938 100644
--- a/invokeai/frontend/web/src/features/nodes/types/v2/semver.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/v2/semver.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 // Schemas and types for working with semver
 
diff --git a/invokeai/frontend/web/src/features/nodes/types/v2/workflow.ts b/invokeai/frontend/web/src/features/nodes/types/v2/workflow.ts
index 299adabda7..511a28cdc3 100644
--- a/invokeai/frontend/web/src/features/nodes/types/v2/workflow.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/v2/workflow.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 import { zFieldIdentifier } from './field';
 import { zInvocationNodeData, zNotesNodeData } from './invocation';
diff --git a/invokeai/frontend/web/src/features/nodes/types/workflow.ts b/invokeai/frontend/web/src/features/nodes/types/workflow.ts
index 237f0cc855..5f73f8fcb0 100644
--- a/invokeai/frontend/web/src/features/nodes/types/workflow.ts
+++ b/invokeai/frontend/web/src/features/nodes/types/workflow.ts
@@ -1,5 +1,5 @@
 import { getPrefixedId } from 'features/controlLayers/konva/util';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 import type { FieldType } from './field';
 import { zFieldIdentifier } from './field';
diff --git a/invokeai/frontend/web/src/features/nodes/util/graph/generation/Graph.test.ts b/invokeai/frontend/web/src/features/nodes/util/graph/generation/Graph.test.ts
index c5032271c4..24ef712357 100644
--- a/invokeai/frontend/web/src/features/nodes/util/graph/generation/Graph.test.ts
+++ b/invokeai/frontend/web/src/features/nodes/util/graph/generation/Graph.test.ts
@@ -3,7 +3,7 @@ import { Graph } from 'features/nodes/util/graph/generation/Graph';
 import type { AnyInvocation, Invocation } from 'services/api/types';
 import { assert, AssertionError, is } from 'tsafe';
 import { describe, expect, it } from 'vitest';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 describe('Graph', () => {
   describe('constructor', () => {
diff --git a/invokeai/frontend/web/src/features/nodes/util/workflow/migrations.ts b/invokeai/frontend/web/src/features/nodes/util/workflow/migrations.ts
index 70f9f45e04..32971a02d0 100644
--- a/invokeai/frontend/web/src/features/nodes/util/workflow/migrations.ts
+++ b/invokeai/frontend/web/src/features/nodes/util/workflow/migrations.ts
@@ -13,7 +13,7 @@ import { zWorkflowV2 } from 'features/nodes/types/v2/workflow';
 import type { WorkflowV3 } from 'features/nodes/types/workflow';
 import { zWorkflowV3 } from 'features/nodes/types/workflow';
 import { t } from 'i18next';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 /**
  * Helper schema to extract the version from a workflow.
diff --git a/invokeai/frontend/web/src/features/parameters/types/parameterSchemas.ts b/invokeai/frontend/web/src/features/parameters/types/parameterSchemas.ts
index 356ee91ab7..5421ae162f 100644
--- a/invokeai/frontend/web/src/features/parameters/types/parameterSchemas.ts
+++ b/invokeai/frontend/web/src/features/parameters/types/parameterSchemas.ts
@@ -2,7 +2,7 @@ import { NUMPY_RAND_MAX } from 'app/constants';
 import { roundToMultiple } from 'common/util/roundDownToMultiple';
 import { buildZodTypeGuard } from 'common/util/zodUtils';
 import { zModelIdentifierField, zSchedulerField } from 'features/nodes/types/common';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 /**
  * Schemas, types and type guards for parameters.
diff --git a/invokeai/frontend/web/src/features/system/store/types.ts b/invokeai/frontend/web/src/features/system/store/types.ts
index 4695bbda85..d2d9e456e1 100644
--- a/invokeai/frontend/web/src/features/system/store/types.ts
+++ b/invokeai/frontend/web/src/features/system/store/types.ts
@@ -1,5 +1,5 @@
 import type { LogLevel, LogNamespace } from 'app/logging/logger';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zLanguage = z.enum([
   'ar',
diff --git a/invokeai/frontend/web/src/features/system/store/zodSchemas.ts b/invokeai/frontend/web/src/features/system/store/zodSchemas.ts
index 4ea013b18a..9d66f5ae88 100644
--- a/invokeai/frontend/web/src/features/system/store/zodSchemas.ts
+++ b/invokeai/frontend/web/src/features/system/store/zodSchemas.ts
@@ -1,4 +1,4 @@
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 export const zPydanticValidationError = z.object({
   status: z.literal(422),
diff --git a/invokeai/frontend/web/src/features/ui/store/uiTypes.ts b/invokeai/frontend/web/src/features/ui/store/uiTypes.ts
index 61b2ab02f7..b6e6bdee16 100644
--- a/invokeai/frontend/web/src/features/ui/store/uiTypes.ts
+++ b/invokeai/frontend/web/src/features/ui/store/uiTypes.ts
@@ -1,6 +1,6 @@
 import { deepClone } from 'common/util/deepClone';
 import { isPlainObject } from 'es-toolkit';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const zTabName = z.enum(['generate', 'canvas', 'upscaling', 'workflows', 'models', 'queue']);
 export type TabName = z.infer<typeof zTabName>;
diff --git a/invokeai/frontend/web/src/features/workflowLibrary/hooks/useValidateAndLoadWorkflow.ts b/invokeai/frontend/web/src/features/workflowLibrary/hooks/useValidateAndLoadWorkflow.ts
index e39bc23d4c..39d5a9cd91 100644
--- a/invokeai/frontend/web/src/features/workflowLibrary/hooks/useValidateAndLoadWorkflow.ts
+++ b/invokeai/frontend/web/src/features/workflowLibrary/hooks/useValidateAndLoadWorkflow.ts
@@ -15,7 +15,7 @@ import { t } from 'i18next';
 import { useCallback } from 'react';
 import { serializeError } from 'serialize-error';
 import { checkBoardAccess, checkImageAccess, checkModelAccess } from 'services/api/hooks/accessChecks';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 import { fromZodError } from 'zod-validation-error/v4';
 
 const log = logger('workflows');
diff --git a/invokeai/frontend/web/src/services/api/authToastMiddleware.ts b/invokeai/frontend/web/src/services/api/authToastMiddleware.ts
index 987efcd326..94dfaca2da 100644
--- a/invokeai/frontend/web/src/services/api/authToastMiddleware.ts
+++ b/invokeai/frontend/web/src/services/api/authToastMiddleware.ts
@@ -3,7 +3,7 @@ import { isRejectedWithValue } from '@reduxjs/toolkit';
 import { $toastMap } from 'app/store/nanostores/toastMap';
 import { toast } from 'features/toast/toast';
 import { t } from 'i18next';
-import { z } from 'zod/v4';
+import { z } from 'zod';
 
 const trialUsageErrorSubstring = 'usage allotment for the free trial';
 const trialUsageErrorCode = 'USAGE_LIMIT_TRIAL';