diff --git a/public/index.html b/public/index.html
index c5bcf5a7e..d62d9cb14 100644
--- a/public/index.html
+++ b/public/index.html
@@ -1820,12 +1820,12 @@
                                                 <span id="claude_assistant_prefill_text" data-i18n="Assistant Prefill">Assistant Prefill</span>
                                                 <i class="editor_maximize fa-solid fa-maximize right_menu_button" data-for="claude_assistant_prefill" title="Expand the editor" data-i18n="[title]Expand the editor"></i>
                                             </div>
-                                            <textarea id="claude_assistant_prefill" class="text_pole textarea_compact" name="assistant_prefill" rows="6" data-i18n="[placeholder]Start Claude's answer with..." placeholder="Start Claude's answer with..."></textarea>
+                                            <textarea id="claude_assistant_prefill" class="text_pole textarea_compact autoSetHeight" name="assistant_prefill" rows="2" data-i18n="[placeholder]Start Claude's answer with..." placeholder="Start Claude's answer with..."></textarea>
                                             <div class="flex-container alignItemsCenter">
                                                 <span id="claude_assistant_impersonation_text" data-i18n="Assistant Impersonation Prefill">Assistant Impersonation Prefill</span>
                                                 <i class="editor_maximize fa-solid fa-maximize right_menu_button" data-for="claude_assistant_impersonation" title="Expand the editor" data-i18n="[title]Expand the editor"></i>
                                             </div>
-                                            <textarea id="claude_assistant_impersonation" class="text_pole textarea_compact" name="assistant_impersonation" rows="6" data-i18n="[placeholder]Start Claude's answer with..." placeholder="Start Claude's answer with..."></textarea>
+                                            <textarea id="claude_assistant_impersonation" class="text_pole textarea_compact autoSetHeight" name="assistant_impersonation" rows="2" data-i18n="[placeholder]Start Claude's answer with..." placeholder="Start Claude's answer with..."></textarea>
                                         </div>
                                         <label for="claude_use_sysprompt" class="checkbox_label widthFreeExpand">
                                             <input id="claude_use_sysprompt" type="checkbox" />
@@ -1845,7 +1845,7 @@
                                                     <div class="fa-solid fa-clock-rotate-left"></div>
                                                 </div>
                                             </div>
-                                            <textarea id="claude_human_sysprompt_textarea" class="text_pole textarea_compact" rows="4" data-i18n="[placeholder]Human message" placeholder="Human message, instruction, etc.&#10;Adds nothing when empty, i.e. requires a new prompt with the role 'user'."></textarea>
+                                            <textarea id="claude_human_sysprompt_textarea" class="text_pole textarea_compact autoSetHeight" rows="2" data-i18n="[placeholder]Human message" placeholder="Human message, instruction, etc.&#10;Adds nothing when empty, i.e. requires a new prompt with the role 'user'."></textarea>
                                         </div>
                                     </div>
                                 </div>
diff --git a/public/scripts/extensions/stable-diffusion/index.js b/public/scripts/extensions/stable-diffusion/index.js
index 2f13329a2..6f33b5bf2 100644
--- a/public/scripts/extensions/stable-diffusion/index.js
+++ b/public/scripts/extensions/stable-diffusion/index.js
@@ -724,7 +724,7 @@ function onChatChanged() {
 }
 
 async function adjustElementScrollHeight() {
-    if (!$('.sd_settings').is(':visible')) {
+    if (CSS.supports('field-sizing', 'content') || !$('.sd_settings').is(':visible')) {
         return;
     }
 
@@ -737,17 +737,19 @@ async function adjustElementScrollHeight() {
 async function onCharacterPromptInput() {
     const key = getCharaFilename(this_chid);
     extension_settings.sd.character_prompts[key] = $('#sd_character_prompt').val();
-    await resetScrollHeight($(this));
     saveSettingsDebounced();
     writePromptFieldsDebounced(this_chid);
+    if (CSS.supports('field-sizing', 'content')) return;
+    await resetScrollHeight($(this));
 }
 
 async function onCharacterNegativePromptInput() {
     const key = getCharaFilename(this_chid);
     extension_settings.sd.character_negative_prompts[key] = $('#sd_character_negative_prompt').val();
-    await resetScrollHeight($(this));
     saveSettingsDebounced();
     writePromptFieldsDebounced(this_chid);
+    if (CSS.supports('field-sizing', 'content')) return;
+    await resetScrollHeight($(this));
 }
 
 function getCharacterPrefix() {
@@ -856,14 +858,16 @@ function onStepsInput() {
 
 async function onPromptPrefixInput() {
     extension_settings.sd.prompt_prefix = $('#sd_prompt_prefix').val();
-    await resetScrollHeight($(this));
     saveSettingsDebounced();
+    if (CSS.supports('field-sizing', 'content')) return;
+    await resetScrollHeight($(this));
 }
 
 async function onNegativePromptInput() {
     extension_settings.sd.negative_prompt = $('#sd_negative_prompt').val();
-    await resetScrollHeight($(this));
     saveSettingsDebounced();
+    if (CSS.supports('field-sizing', 'content')) return;
+    await resetScrollHeight($(this));
 }
 
 function onSamplerChange() {
@@ -3911,12 +3915,14 @@ jQuery(async () => {
     $('#sd_stability_style_preset').on('change', onStabilityStylePresetChange);
     $('#sd_huggingface_model_id').on('input', onHFModelInput);
 
-    $('.sd_settings .inline-drawer-toggle').on('click', function () {
-        initScrollHeight($('#sd_prompt_prefix'));
-        initScrollHeight($('#sd_negative_prompt'));
-        initScrollHeight($('#sd_character_prompt'));
-        initScrollHeight($('#sd_character_negative_prompt'));
-    });
+    if (!CSS.supports('field-sizing', 'content')) {
+        $('.sd_settings .inline-drawer-toggle').on('click', function () {
+            initScrollHeight($('#sd_prompt_prefix'));
+            initScrollHeight($('#sd_negative_prompt'));
+            initScrollHeight($('#sd_character_prompt'));
+            initScrollHeight($('#sd_character_negative_prompt'));
+        });
+    }
 
     for (const [key, value] of Object.entries(resolutionOptions)) {
         const option = document.createElement('option');
diff --git a/public/scripts/extensions/stable-diffusion/settings.html b/public/scripts/extensions/stable-diffusion/settings.html
index 821b5f791..46c1fd2d7 100644
--- a/public/scripts/extensions/stable-diffusion/settings.html
+++ b/public/scripts/extensions/stable-diffusion/settings.html
@@ -408,16 +408,16 @@
                 </div>
             </div>
             <label for="sd_prompt_prefix" data-i18n="Common prompt prefix">Common prompt prefix</label>
-            <textarea id="sd_prompt_prefix" class="text_pole textarea_compact" data-i18n="[placeholder]sd_prompt_prefix_placeholder" placeholder="Use {prompt} to specify where the generated prompt will be inserted"></textarea>
+            <textarea id="sd_prompt_prefix" class="text_pole textarea_compact autoSetHeight" data-i18n="[placeholder]sd_prompt_prefix_placeholder" placeholder="Use {prompt} to specify where the generated prompt will be inserted"></textarea>
             <label for="sd_negative_prompt" data-i18n="Negative common prompt prefix">Negative common prompt prefix</label>
-            <textarea id="sd_negative_prompt" class="text_pole textarea_compact"></textarea>
+            <textarea id="sd_negative_prompt" class="text_pole textarea_compact autoSetHeight"></textarea>
             <div id="sd_character_prompt_block">
                 <label for="sd_character_prompt" data-i18n="Character-specific prompt prefix">Character-specific prompt prefix</label>
                 <small data-i18n="Won't be used in groups.">Won't be used in groups.</small>
-                <textarea id="sd_character_prompt" class="text_pole textarea_compact" data-i18n="[placeholder]sd_character_prompt_placeholder" placeholder="Any characteristics that describe the currently selected character. Will be added after a common prompt prefix.&#10;Example: female, green eyes, brown hair, pink shirt"></textarea>
+                <textarea id="sd_character_prompt" class="text_pole textarea_compact autoSetHeight" data-i18n="[placeholder]sd_character_prompt_placeholder" placeholder="Any characteristics that describe the currently selected character. Will be added after a common prompt prefix.&#10;Example: female, green eyes, brown hair, pink shirt"></textarea>
                 <label for="sd_character_negative_prompt" data-i18n="Character-specific negative prompt prefix">Character-specific negative prompt prefix</label>
                 <small data-i18n="Won't be used in groups.">Won't be used in groups.</small>
-                <textarea id="sd_character_negative_prompt" class="text_pole textarea_compact" data-i18n="[placeholder]sd_character_negative_prompt_placeholder" placeholder="Any characteristics that should not appear for the selected character. Will be added after a negative common prompt prefix.&#10;Example: jewellery, shoes, glasses"></textarea>
+                <textarea id="sd_character_negative_prompt" class="text_pole textarea_compact autoSetHeight" data-i18n="[placeholder]sd_character_negative_prompt_placeholder" placeholder="Any characteristics that should not appear for the selected character. Will be added after a negative common prompt prefix.&#10;Example: jewellery, shoes, glasses"></textarea>
                 <label for="sd_character_prompt_share" class="checkbox_label flexWrap marginTop5">
                     <input id="sd_character_prompt_share" type="checkbox" />
                     <span data-i18n="Shareable">
diff --git a/public/scripts/extensions/token-counter/index.js b/public/scripts/extensions/token-counter/index.js
index cca4c5a51..2db5d1e53 100644
--- a/public/scripts/extensions/token-counter/index.js
+++ b/public/scripts/extensions/token-counter/index.js
@@ -59,8 +59,10 @@ async function doTokenCounter() {
             $('#tokenized_chunks_display').text('—');
         }
 
-        await resetScrollHeight($('#token_counter_textarea'));
-        await resetScrollHeight($('#token_counter_ids'));
+        if (!CSS.supports('field-sizing', 'content')) {
+            await resetScrollHeight($('#token_counter_textarea'));
+            await resetScrollHeight($('#token_counter_ids'));
+        }
     }, debounce_timeout.relaxed);
     dialog.find('#token_counter_textarea').on('input', () => countDebounced());
 
diff --git a/public/scripts/extensions/token-counter/style.css b/public/scripts/extensions/token-counter/style.css
index bb3294412..e9aec1c06 100644
--- a/public/scripts/extensions/token-counter/style.css
+++ b/public/scripts/extensions/token-counter/style.css
@@ -4,3 +4,8 @@
     padding: 2px;
     display: inline-block;
 }
+
+#token_counter_textarea,
+#token_counter_ids {
+    field-sizing: content;
+}
diff --git a/public/scripts/group-chats.js b/public/scripts/group-chats.js
index 8b1c60f80..3e0b6955a 100644
--- a/public/scripts/group-chats.js
+++ b/public/scripts/group-chats.js
@@ -1414,8 +1414,11 @@ function toggleHiddenControls(group, generationMode = null) {
     const isJoin = [group_generation_mode.APPEND, group_generation_mode.APPEND_DISABLED].includes(generationMode ?? group?.generation_mode);
     $('#rm_group_generation_mode_join_prefix').parent().toggle(isJoin);
     $('#rm_group_generation_mode_join_suffix').parent().toggle(isJoin);
-    initScrollHeight($('#rm_group_generation_mode_join_prefix'));
-    initScrollHeight($('#rm_group_generation_mode_join_suffix'));
+
+    if (!CSS.supports('field-sizing', 'content')) {
+        initScrollHeight($('#rm_group_generation_mode_join_prefix'));
+        initScrollHeight($('#rm_group_generation_mode_join_suffix'));
+    }
 }
 
 function select_group_chats(groupId, skipAnimation) {