diff --git a/addons/mail/static/src/components/composer/composer.xml b/addons/mail/static/src/components/composer/composer.xml
index 2adca825f27..ac910a2111c 100644
--- a/addons/mail/static/src/components/composer/composer.xml
+++ b/addons/mail/static/src/components/composer/composer.xml
@@ -84,7 +84,7 @@
                             'o-has-current-partner-avatar': composerView.hasCurrentPartnerAvatar,
                             'rounded-start-3': composerView.isCompact and composerView.hasCurrentPartnerAvatar,
                         }"
-                        record="composerView"
+                        record="composerView.textInput"
                         t-key="composerView.localId"
                     />
                     <div class="o_Composer_buttons d-flex align-items-stretch align-self-stretch flex-shrink-0" t-att-class="{ 'o-composer-is-compact': composerView.isCompact, 'h-auto w-100 px-3': !composerView.isCompact, 'o-isDeviceSmall': messaging.device.isSmall, 'o-messaging-in-editing': composerView and composerView.messageViewInEditing, 'border-end': composerView.messageViewInEditing and !composerView.hasCurrentPartnerAvatar }">
diff --git a/addons/mail/static/src/components/composer_text_input/composer_text_input.js b/addons/mail/static/src/components/composer_text_input/composer_text_input.js
index 3dc4004c65c..20af03a1544 100644
--- a/addons/mail/static/src/components/composer_text_input/composer_text_input.js
+++ b/addons/mail/static/src/components/composer_text_input/composer_text_input.js
@@ -1,7 +1,8 @@
 /** @odoo-module **/
 
+import { useComponentToModel } from '@mail/component_hooks/use_component_to_model';
 import { useRefToModel } from '@mail/component_hooks/use_ref_to_model';
-import { useUpdate } from '@mail/component_hooks/use_update';
+import { useUpdateToModel } from '@mail/component_hooks/use_update_to_model';
 import { registerMessagingComponent } from '@mail/utils/messaging_component';
 
 const { Component } = owl;
@@ -13,70 +14,23 @@ export class ComposerTextInput extends Component {
      */
     setup() {
         super.setup();
+        useComponentToModel({ fieldName: 'component' });
         useRefToModel({ fieldName: 'mirroredTextareaRef', refName: 'mirroredTextarea' });
         useRefToModel({ fieldName: 'textareaRef', refName: 'textarea' });
         /**
          * Updates the composer text input content when composer is mounted
          * as textarea content can't be changed from the DOM.
          */
-        useUpdate({ func: () => this._update() });
+        useUpdateToModel({ methodName: 'onComponentUpdate' });
     }
 
-    //--------------------------------------------------------------------------
-    // Public
-    //--------------------------------------------------------------------------
-
     /**
-     * @returns {ComposerView}
+     * @returns {ComposerTextInputView}
      */
-    get composerView() {
+    get composerTextInputView() {
         return this.props.record;
     }
 
-    //--------------------------------------------------------------------------
-    // Private
-    //--------------------------------------------------------------------------
-
-    /**
-     * Determines whether the textarea is empty or not.
-     *
-     * @private
-     * @returns {boolean}
-     */
-    _isEmpty() {
-        return this.composerView.textareaRef.el.value === "";
-    }
-
-    /**
-     * Updates the content and height of a textarea
-     *
-     * @private
-     */
-    _update() {
-        if (!this.root.el) {
-            return;
-        }
-        if (this.composerView.doFocus) {
-            this.composerView.update({ doFocus: false });
-            if (this.messaging.device.isSmall) {
-                this.root.el.scrollIntoView();
-            }
-            this.composerView.textareaRef.el.focus();
-        }
-        if (this.composerView.hasToRestoreContent) {
-            this.composerView.textareaRef.el.value = this.composerView.composer.textInputContent;
-            if (this.composerView.isFocused) {
-                this.composerView.textareaRef.el.setSelectionRange(
-                    this.composerView.composer.textInputCursorStart,
-                    this.composerView.composer.textInputCursorEnd,
-                    this.composerView.composer.textInputSelectionDirection,
-                );
-            }
-            this.composerView.update({ hasToRestoreContent: false });
-        }
-        this.composerView.updateTextInputHeight();
-    }
-
 }
 
 Object.assign(ComposerTextInput, {
diff --git a/addons/mail/static/src/components/composer_text_input/composer_text_input.xml b/addons/mail/static/src/components/composer_text_input/composer_text_input.xml
index 3ecdaa0e271..40d4d35e90b 100644
--- a/addons/mail/static/src/components/composer_text_input/composer_text_input.xml
+++ b/addons/mail/static/src/components/composer_text_input/composer_text_input.xml
@@ -2,18 +2,18 @@
 <templates xml:space="preserve">
 
     <t t-name="mail.ComposerTextInput" owl="1">
-        <t t-if="composerView">
-            <div class="o_ComposerTextInput position-relative bg-white" t-attf-class="{{ className }} {{ composerView.isCompact ? 'border border-end-0' : 'border-0' }}" t-att-class="{ 'border-start-0': composerView.isInChatWindow }" t-on-paste="composerView.onPasteTextInput" t-ref="root">
-                <t t-if="composerView.composerSuggestionListView">
-                    <ComposerSuggestionListView record="composerView.composerSuggestionListView"/>
+        <t t-if="composerTextInputView">
+            <div class="o_ComposerTextInput position-relative bg-white" t-attf-class="{{ className }} {{ composerTextInputView.owner.isCompact ? 'border border-end-0' : 'border-0' }}" t-att-class="{ 'border-start-0': composerTextInputView.owner.isInChatWindow }" t-on-paste="composerTextInputView.owner.onPasteTextInput" t-ref="root">
+                <t t-if="composerTextInputView.owner.composerSuggestionListView">
+                    <ComposerSuggestionListView record="composerTextInputView.owner.composerSuggestionListView"/>
                 </t>
-                <textarea class="o_ComposerTextInput_textarea o_ComposerTextInput_textareaStyle form-control px-3 border-0 shadow-none overflow-auto" t-att-class="{ 'o-composer-is-compact rounded-0 rounded-start-3': composerView.isCompact, 'rounded-3': !composerView.isCompact }" t-esc="composerView.composer.textInputContent" t-att-placeholder="composerView.composer.placeholder" t-on-click="composerView.onClickTextarea" t-on-focusin="composerView.onFocusinTextarea" t-on-focusout="composerView.onFocusoutTextarea" t-on-keydown="composerView.onKeydownTextarea" t-on-keyup="composerView.onKeyupTextarea" t-on-input="composerView.onInputTextarea" t-ref="textarea"/>
+                <textarea class="o_ComposerTextInput_textarea o_ComposerTextInput_textareaStyle form-control px-3 border-0 shadow-none overflow-auto" t-att-class="{ 'o-composer-is-compact rounded-0 rounded-start-3': composerTextInputView.owner.isCompact, 'rounded-3': !composerTextInputView.owner.isCompact }" t-esc="composerTextInputView.owner.composer.textInputContent" t-att-placeholder="composerTextInputView.owner.composer.placeholder" t-on-click="composerTextInputView.owner.onClickTextarea" t-on-focusin="composerTextInputView.owner.onFocusinTextarea" t-on-focusout="composerTextInputView.owner.onFocusoutTextarea" t-on-keydown="composerTextInputView.owner.onKeydownTextarea" t-on-keyup="composerTextInputView.owner.onKeyupTextarea" t-on-input="composerTextInputView.owner.onInputTextarea" t-ref="textarea"/>
                 <!--
                      This is an invisible textarea used to compute the composer
                      height based on the text content. We need it to downsize
                      the textarea properly without flicker.
                 -->
-                <textarea class="o_ComposerTextInput_mirroredTextarea o_ComposerTextInput_textareaStyle position-absolute px-3 border-0 overflow-hidden opacity-0" t-att-class="{ 'o-composer-is-compact rounded-0 rounded-start-3': composerView.isCompact, 'rounded-3': !composerView.isCompact }" t-esc="composerView.composer.textInputContent" t-ref="mirroredTextarea" disabled="1"/>
+                <textarea class="o_ComposerTextInput_mirroredTextarea o_ComposerTextInput_textareaStyle position-absolute px-3 border-0 overflow-hidden opacity-0" t-att-class="{ 'o-composer-is-compact rounded-0 rounded-start-3': composerTextInputView.owner.isCompact, 'rounded-3': !composerTextInputView.owner.isCompact }" t-esc="composerTextInputView.owner.composer.textInputContent" t-ref="mirroredTextarea" disabled="1"/>
             </div>
         </t>
     </t>
diff --git a/addons/mail/static/src/models/composer_text_input_view.js b/addons/mail/static/src/models/composer_text_input_view.js
new file mode 100644
index 00000000000..1829b576550
--- /dev/null
+++ b/addons/mail/static/src/models/composer_text_input_view.js
@@ -0,0 +1,52 @@
+/** @odoo-module **/
+
+import { registerModel } from '@mail/model/model_core';
+import { attr, one } from '@mail/model/model_field';
+
+registerModel({
+    name: 'ComposerTextInputView',
+    recordMethods: {
+        onComponentUpdate() {
+            if (!this.component.root.el) {
+                return;
+            }
+            if (this.owner.doFocus) {
+                this.owner.update({ doFocus: false });
+                if (this.messaging.device.isSmall) {
+                    this.component.root.el.scrollIntoView();
+                }
+                this.textareaRef.el.focus();
+            }
+            if (this.owner.hasToRestoreContent) {
+                this.textareaRef.el.value = this.owner.composer.textInputContent;
+                if (this.owner.isFocused) {
+                    this.textareaRef.el.setSelectionRange(
+                        this.owner.composer.textInputCursorStart,
+                        this.owner.composer.textInputCursorEnd,
+                        this.owner.composer.textInputSelectionDirection,
+                    );
+                }
+                this.owner.update({ hasToRestoreContent: false });
+            }
+            this.owner.updateTextInputHeight();
+        },
+    },
+    fields: {
+        component: attr(),
+        /**
+         * This is the invisible textarea used to compute the composer height
+         * based on the text content. We need it to downsize the textarea
+         * properly without flicker.
+         */
+        mirroredTextareaRef: attr(),
+        owner: one('ComposerView', {
+            identifying: true,
+            inverse: 'textInput',
+        }),
+        /**
+         * Reference of the textarea. Useful to set height, selection and
+         * content.
+         */
+        textareaRef: attr(),
+    },
+});
diff --git a/addons/mail/static/src/models/composer_view.js b/addons/mail/static/src/models/composer_view.js
index c8aa819b8e2..a459994e73b 100644
--- a/addons/mail/static/src/models/composer_view.js
+++ b/addons/mail/static/src/models/composer_view.js
@@ -284,10 +284,10 @@ registerModel({
                 return;
             }
             this.saveStateInStore();
-            if (this.textareaLastInputValue !== this.textareaRef.el.value) {
+            if (this.textareaLastInputValue !== this.textInput.textareaRef.el.value) {
                 this.handleCurrentPartnerIsTyping();
             }
-            this.update({ textareaLastInputValue: this.textareaRef.el.value });
+            this.update({ textareaLastInputValue: this.textInput.textareaRef.el.value });
             this.updateTextInputHeight();
         },
         /**
@@ -626,10 +626,10 @@ registerModel({
          */
         saveStateInStore() {
             this.composer.update({
-                textInputContent: this.textareaRef.el.value,
-                textInputCursorEnd: this.textareaRef.el.selectionEnd,
-                textInputCursorStart: this.textareaRef.el.selectionStart,
-                textInputSelectionDirection: this.textareaRef.el.selectionDirection,
+                textInputContent: this.textInput.textareaRef.el.value,
+                textInputCursorEnd: this.textInput.textareaRef.el.selectionEnd,
+                textInputCursorStart: this.textInput.textareaRef.el.selectionStart,
+                textInputSelectionDirection: this.textInput.textareaRef.el.selectionDirection,
             });
         },
         /**
@@ -669,8 +669,8 @@ registerModel({
          * Updates the textarea height of text input.
          */
         updateTextInputHeight() {
-            this.mirroredTextareaRef.el.value = this.composer.textInputContent;
-            this.textareaRef.el.style.height = this.mirroredTextareaRef.el.scrollHeight + 'px';
+            this.textInput.mirroredTextareaRef.el.value = this.composer.textInputContent;
+            this.textInput.textareaRef.el.style.height = this.textInput.mirroredTextareaRef.el.scrollHeight + 'px';
         },
         /**
          * Update a posted message when the message is ready.
@@ -1302,12 +1302,6 @@ registerModel({
             identifying: true,
             inverse: 'composerViewInEditing',
         }),
-        /**
-         * This is the invisible textarea used to compute the composer height
-         * based on the text content. We need it to downsize the textarea
-         * properly without flicker.
-         */
-        mirroredTextareaRef: attr(),
         /**
          * Determines the next function to execute after the current mention
          * RPC is done, if any.
@@ -1426,10 +1420,10 @@ registerModel({
                 return this.composer.textInputContent.substring(this.suggestionDelimiterPosition + 1, this.composer.textInputCursorStart);
             },
         }),
-        /**
-         * Reference of the textarea. Useful to set height, selection and content.
-         */
-        textareaRef: attr(),
+        textInput: one('ComposerTextInputView', {
+            default: {},
+            inverse: 'owner',
+        }),
         /**
          * States the thread view on which this composer allows editing (if any).
          */