diff --git a/src/components/AutoFormFields.vue b/src/components/AutoFormFields.vue
index 9bf6565..bc95849 100644
--- a/src/components/AutoFormFields.vue
+++ b/src/components/AutoFormFields.vue
@@ -1,10 +1,10 @@
 <template>
-<ErrorSummary v-if="!hideSummary" :status="api?.error" :except="visibleFields" />
+<ErrorSummary v-if="!hideSummary" :status="api?.error" :except="visibleFields()" />
 <div :class="flexClass">
     <div :class="divideClass">
         <div :class="spaceClass">
             <fieldset :class="fieldsetClass">
-                <div v-for="f in supportedFields" :key="f.id" :class="['w-full', f.css?.field ?? (f.type == 'textarea' 
+                <div v-for="f in getSupportedFields()" :key="f.id" :class="['w-full', f.css?.field ?? (f.type == 'textarea' 
                     ? 'col-span-12'
                     : 'col-span-12 xl:col-span-6' + (f.type == 'checkbox' ? ' flex items-center' : '')),
                     f.type == 'hidden' ? 'hidden' : '']">
@@ -73,7 +73,7 @@ const type = computed(() => props.metaType ?? typeOf(typeName.value))
 const dataModelType = computed(() => 
     typeOfRef(metadataApi.value?.operations.find(x => x.request.name == typeName.value)?.dataModel) || type.value)
 
-const supportedFields = computed(() => {
+function getSupportedFields() {
     const metaType = type.value
     if (!metaType) {
         if (props.formLayout) {
@@ -92,7 +92,7 @@ const supportedFields = computed(() => {
     const metaTypeProps = typeProperties(metaType)
     const dataModel = dataModelType.value
     const fields = props.formLayout 
-        ? props.formLayout
+        ? Array.from(props.formLayout)
         : createFormLayout(metaType)
     const ret:InputProp[] = []
     const op = apiOf(metaType.name)
@@ -107,7 +107,7 @@ const supportedFields = computed(() => {
     if (props.configureFormLayout)
         props.configureFormLayout(ret)
     return ret
-})
+}
 
-const visibleFields = computed(() => supportedFields.value.filter(x => x.type != 'hidden').map(x => x.id))
+const visibleFields = () => getSupportedFields().filter(x => x.type != 'hidden').map(x => x.id)
 </script>
\ No newline at end of file
diff --git a/src/components/DynamicInput.vue b/src/components/DynamicInput.vue
index b755a58..984ee9b 100644
--- a/src/components/DynamicInput.vue
+++ b/src/components/DynamicInput.vue
@@ -12,7 +12,7 @@
 
 <script setup lang="ts">
 import type { InputInfo, ApiRequest, ApiResponseType, UploadedFile, InputProp } from '@/types'
-import { dateInputFormat, timeInputFormat } from '@/use/utils'
+import { textInputValue } from '@/use/utils'
 import { Sole } from '@/use/config'
 import { lastRightPart, map, omit } from '@servicestack/client'
 import { computed, ref, watch } from 'vue'
@@ -32,14 +32,11 @@ const type = computed(() => props.input.type || 'text')
 const excludeAttrs = 'ignore,css,options,meta,allowableValues,allowableEntries,op,prop,type,id,name'.split(',')
 const inputAttrs = computed(() => omit(props.input, excludeAttrs))
 
-const modelField = ref<any>(map(props.modelValue[props.input.id], 
-    v => props.input.type === 'file' 
-        ? null
-        : (props.input.type === 'date' && v instanceof Date 
-            ? dateInputFormat(v) 
-            : props.input.type === 'time'
-                ? timeInputFormat(v) 
-                : v)))
+// const m = map(props.modelValue[props.input.id], v => inputValue(props.input.type, v))
+// console.log('m', props.input.id, props.input.type, props.modelValue[props.input.id], m)
+const modelField = ref<any>(type.value === 'file' 
+    ? null
+    : props.modelValue[props.input.id])
 
 watch(modelField, () => {
     props.modelValue[props.input.id] = modelField.value
diff --git a/src/components/TextInput.vue b/src/components/TextInput.vue
index 8987b0a..23b5be0 100644
--- a/src/components/TextInput.vue
+++ b/src/components/TextInput.vue
@@ -3,17 +3,19 @@
     <slot name="header" :inputElement="inputElement" :id="id" :modelValue="modelValue" :status="status" v-bind="$attrs"></slot>
     <label v-if="useLabel" :for="id" :class="`block text-sm font-medium text-gray-700 dark:text-gray-300 ${labelClass??''}`">{{ useLabel }}</label>
     <div class="mt-1 relative rounded-md shadow-sm">
-      <input ref="inputElement" :type="useType"
-             :name="id"
-             :id="id"
-             :class="cls"
-             :placeholder="usePlaceholder"
-             :value="modelValue"
-             @input="$emit('update:modelValue', value($event.target))"
-             :aria-invalid="errorField != null"
-             :aria-describedby="`${id}-error`"
-             step="any"
-             v-bind="omit($attrs, ['class'])">
+
+     <input ref="inputElement" :type="useType"
+        :name="id"
+        :id="id"
+        :class="cls"
+        :placeholder="usePlaceholder"
+        :value="textInputValue(useType,modelValue)"
+        @input="$emit('update:modelValue', value($event.target))"
+        :aria-invalid="errorField != null"
+        :aria-describedby="`${id}-error`"
+        step="any"
+        v-bind="omit($attrs,['class','value'])">
+        
       <div v-if="errorField" class="absolute inset-y-0 right-0 pr-3 flex items-center pointer-events-none">
         <svg class="h-5 w-5 text-red-500" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
           <path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7 4a1 1 0 11-2 0 1 1 0 012 0zm-1-9a1 1 0 00-1 1v4a1 1 0 102 0V6a1 1 0 00-1-1z" clip-rule="evenodd" />
@@ -37,6 +39,7 @@ import type { ApiState, ResponseStatus } from "../types"
 import { errorResponse, humanize, omit, toPascalCase } from "@servicestack/client"
 import { computed, inject, ref } from "vue"
 import { input } from './css'
+import { textInputValue } from '@/use/utils'
 
 const value = (e:EventTarget|null) => (e as HTMLInputElement).value //workaround IDE type-check error
 
diff --git a/src/demo/App.vue b/src/demo/App.vue
index 764c85a..4851058 100644
--- a/src/demo/App.vue
+++ b/src/demo/App.vue
@@ -9,6 +9,48 @@
     <SecondaryButton @click="modal = !modal">Modal Dialog</SecondaryButton>
   </div>
 
+  <div class="mt-8 mx-auto max-w-4xl flex flex-col gap-y-4">
+    <h3>date</h3>
+    <div class="grid grid-cols-6 gap-6">
+      <TextInput class="col-span-2" type="date" id="isoDate7Z" v-model="dates.isoDate7Z" :label="dates.isoDate7Z" required />
+      <TextInput class="col-span-2" type="date" id="isoDate3Z" v-model="dates.isoDate3Z" :label="dates.isoDate3Z" required />
+      <TextInput class="col-span-2" type="date" id="isoDateZ" v-model="dates.isoDateZ" :label="dates.isoDateZ" required />
+      <TextInput class="col-span-2" type="date" id="isoDate" v-model="dates.isoDate" :label="dates.isoDate" required />
+      <TextInput class="col-span-2" type="date" id="isoDateOnly" v-model="dates.isoDateOnly" :label="dates.isoDateOnly" required />
+    </div>
+    
+    <h3>datetime-local</h3>
+    <div class="grid grid-cols-6 gap-6">
+      <TextInput class="col-span-2" type="datetime-local" id="isoDate7Z" v-model="dates.isoDate7Z" :label="dates.isoDate7Z" required />
+      <TextInput class="col-span-2" type="datetime-local" id="isoDate3Z" v-model="dates.isoDate3Z" :label="dates.isoDate3Z" required />
+      <TextInput class="col-span-2" type="datetime-local" id="isoDateZ" v-model="dates.isoDateZ" :label="dates.isoDateZ" required />
+      <TextInput class="col-span-2" type="datetime-local" id="isoDate" v-model="dates.isoDate" :label="dates.isoDate" required />
+      <TextInput class="col-span-2" type="datetime-local" id="isoDateOnly" v-model="dates.isoDateOnly" :label="dates.isoDateOnly" required />
+    </div>
+
+    <h3>Dynamic DateTimes</h3>
+    <div class="grid grid-cols-6 gap-6">
+      <div v-for="f in dynamicDateTimes" class="col-span-2">
+        <DynamicInput :input="f" :modelValue="modelDateTimes" @update:modelValue="modelDateTimes=$event" :api="api" />
+        <div>{{ modelDateTimes[f.id] }}</div>
+      </div>
+    </div>
+    <div>
+      <pre>{{ modelDateTimes }}</pre>
+    </div>
+
+    <h3>Dynamic Dates</h3>
+    <div class="grid grid-cols-6 gap-6">
+      <div v-for="f in dynamicDates" class="col-span-2">
+        <DynamicInput :input="f" :modelValue="modelDates" @update:modelValue="modelDates=$event" :api="api" />
+        <div>{{ modelDates[f.id] }}</div>
+      </div>
+    </div>
+    <div>
+      <pre>{{ modelDates }}</pre>
+    </div>
+  </div>
+
   <div class="mt-8">
 
     <form v-if="show" class="mx-auto max-w-4xl" @submit.prevent="onSubmit">
@@ -111,8 +153,6 @@
       </template>
     </AutoQueryGrid>
     
-    <AutoQueryGrid class="mb-3" type="Customer" />
-    
     <AutoQueryGrid class="mb-3" apis="QueryBookings,CreateBooking,UpdateBooking" />
     
     <AutoQueryGrid class="mb-3" type="Booking" selected-columns="id,name,roomType,roomNumber,cost,bookingStartDate" />
@@ -649,7 +689,7 @@
 </template>
 
 <script setup lang="ts">
-import type { ApiResponse } from '../types'
+import type { ApiResponse, InputInfo } from '../types'
 import { inject, onMounted, ref } from 'vue'
 import { lastRightPart, JsonServiceClient } from '@servicestack/client'
 import { useConfig, useMetadata, useFiles, useUtils, useFormatters, useAuth } from '../'
@@ -713,6 +753,38 @@ setAutoQueryGridDefaults({
   // showCopyApiUrl: false,
 })
 
+const dates = {
+  isoDate7Z: "2024-03-16T12:11:03.8071595Z",
+  isoDate3Z: "2024-03-16T12:11:03.807Z",
+  isoDateZ: "2024-03-16T12:11:03Z",
+  isoDate: "2024-03-16T12:11:03",
+  isoDateOnly: "2024-03-16",
+}
+
+const api:{error?:any} = {}
+
+let modelDateTimes = ref<{[k:string]:string}>({})
+const dynamicDateTimes:{[k:string]:InputInfo} = Object.keys(dates).reduce((acc,x) => { 
+  acc[x] = {
+    id:x,
+    type:'datetime-local',
+    label: dates[x],
+    value: dates[x]
+  }
+  modelDateTimes.value[x] = dates[x]
+  return acc }, {})
+
+let modelDates = ref<{[k:string]:string}>({})
+const dynamicDates:{[k:string]:InputInfo} = Object.keys(dates).reduce((acc,x) => { 
+  acc[x] = {
+    id:x,
+    type:'date',
+    label: dates[x],
+    value: dates[x]
+  }
+  modelDates.value[x] = dates[x]
+  return acc }, {})
+
 const client = inject<JsonServiceClient>('client')!
 
 authenticate()
diff --git a/src/types.ts b/src/types.ts
index e393dd6..3f9c3bb 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -108,6 +108,7 @@ export interface UiConfig {
     apisResolver?:(type:string|null, metaTypes?:MetadataTypes|null) => AutoQueryApis|null
     apiResolver?:(name:string) => MetadataOperationType|null
     typeResolver?:(name:string,namespace?:string|null) => MetadataType|null
+    inputValue?:(type:string,value:any) => string|null
     autoQueryGridDefaults?: AutoQueryGridDefaults
     storage?:Storage
     tableIcon?:ImageInfo
diff --git a/src/use/utils.ts b/src/use/utils.ts
index a5fa1ba..72ce256 100644
--- a/src/use/utils.ts
+++ b/src/use/utils.ts
@@ -1,16 +1,48 @@
 import type { Ref } from "vue"
 import { isRef, nextTick, unref } from "vue"
 import type { ApiRequest, IReturn, TransitionRules } from "@/types"
-import { ApiResult, appendQueryString, dateFmt, enc, JsonServiceClient, lastLeftPart, nameOf, omit, setQueryString, toTime } from "@servicestack/client"
+import { ApiResult, appendQueryString, enc, JsonServiceClient, lastLeftPart, nameOf, omit, setQueryString, toDate, toTime } from "@servicestack/client"
 import { assetsPathResolver } from "./config"
 import { Sole } from "./config"
 
 /** Format Date into required input[type=date] format */
-export function dateInputFormat(d:Date) { return dateFmt(d).replace(/\//g,'-') }
+export function dateInputFormat(value:Date|string|Object) {
+    if (value == null || typeof value == 'object') return ''
+    const d = toDate(value)
+    if (d == null || d.toString() == 'Invalid Date') return ''
+    return d.toISOString().substring(0,10) ?? ''
+}
+
+export function dateTimeInputFormat(value:Date|string|Object) {
+    if (value == null || typeof value == 'object') return ''
+    const d = toDate(value)
+    if (d == null || d.toString() == 'Invalid Date') return ''
+    return d.toISOString().substring(0,19) ?? ''
+}
 
 /** Format TimeSpan or Date into required input[type=time] format */
 export function timeInputFormat(s?:string|number|Date|null) { return s == null ? '' : toTime(s) }
 
+export function textInputValue(type:string, value:any) {
+    if (Sole.config.inputValue)
+        return Sole.config.inputValue(type,value)
+    let ret = type === 'date'
+        ? dateInputFormat(value) 
+        : type === 'datetime-local'
+            ? dateTimeInputFormat(value) 
+            : type === 'time'
+                ? timeInputFormat(value) 
+                : value
+    const t = typeof ret
+    ret = ret == null
+        ? ''
+        : t == 'boolean' || t == 'number'
+            ? `${ret}`
+            : ret
+    return ret
+}
+
+
 /** Double set reactive Ref<T> to force triggering updates */
 export function setRef($ref:Ref<any>, value:any) {
     $ref.value = null
@@ -216,7 +248,9 @@ export function useUtils() {
     return {
         LocalStore,
         dateInputFormat,
+        dateTimeInputFormat,
         timeInputFormat,
+        textInputValue,
         setRef,
         unRefs,
         transition,