diff --git a/packages/react-native/Libraries/Components/View/ReactNativeStyleAttributes.js b/packages/react-native/Libraries/Components/View/ReactNativeStyleAttributes.js
index db39c72950ef..e869e9fa41d5 100644
--- a/packages/react-native/Libraries/Components/View/ReactNativeStyleAttributes.js
+++ b/packages/react-native/Libraries/Components/View/ReactNativeStyleAttributes.js
@@ -265,6 +265,7 @@ const ReactNativeStyleAttributes: {[string]: AnyAttributeType, ...} = {
    * Text
    */
   color: colorAttribute,
+  experimental_textWidthMode: true,
   fontFamily: true,
   fontSize: true,
   fontStyle: true,
diff --git a/packages/react-native/Libraries/StyleSheet/StyleSheetTypes.js b/packages/react-native/Libraries/StyleSheet/StyleSheetTypes.js
index 5a1951a1e2c6..c46d61527332 100644
--- a/packages/react-native/Libraries/StyleSheet/StyleSheetTypes.js
+++ b/packages/react-native/Libraries/StyleSheet/StyleSheetTypes.js
@@ -1007,6 +1007,14 @@ export type ____FontVariationSettings_Internal =
 
 type ____TextStyle_InternalBase = Readonly<{
   color?: ____ColorValue_Internal,
+  /**
+   * Controls how wrapped text contributes its width to layout. `longest-line`
+   * uses the width of the longest rendered line instead of the wrapping
+   * constraint.
+   *
+   * @default `'auto'`
+   */
+  experimental_textWidthMode?: 'auto' | 'longest-line',
   fontFamily?: string,
   fontSize?: number,
   fontStyle?: 'normal' | 'italic',
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.kt b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.kt
index c2679fa12265..5ea878dcef05 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.kt
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/views/text/TextLayoutManager.kt
@@ -96,6 +96,7 @@ internal object TextLayoutManager {
   const val PA_KEY_MINIMUM_FONT_SIZE: Int = 6
   const val PA_KEY_MAXIMUM_FONT_SIZE: Int = 7
   const val PA_KEY_TEXT_ALIGN_VERTICAL: Int = 8
+  const val PA_KEY_TEXT_WIDTH_MODE: Int = 9
 
   private val TAG: String = TextLayoutManager::class.java.simpleName
 
@@ -110,6 +111,8 @@ internal object TextLayoutManager {
 
   private const val DEFAULT_ADJUST_FONT_SIZE_TO_FIT = false
 
+  private const val TEXT_WIDTH_MODE_LONGEST_LINE = "longest-line"
+
   private val tagToSpannableCache = ConcurrentHashMap<Int, Spannable>()
 
   // Lazily cached Method for StaticLayout.Builder.setUseBoundsForWidth (API 35+).
@@ -1065,12 +1068,33 @@ internal object TextLayoutManager {
       )
     }
 
-    return CreateLayoutResult(
-        createLayout(
+    var layout = createLayout(
+        text,
+        boring,
+        width,
+        widthYogaMeasureMode,
+        includeFontPadding,
+        textBreakStrategy,
+        hyphenationFrequency,
+        alignment,
+        justificationMode,
+        ellipsizeMode,
+        maximumNumberOfLines,
+        paint,
+    )
+
+    if (
+        widthYogaMeasureMode == YogaMeasureMode.AT_MOST &&
+            paragraphAttributes.contains(PA_KEY_TEXT_WIDTH_MODE) &&
+            paragraphAttributes.getString(PA_KEY_TEXT_WIDTH_MODE) == TEXT_WIDTH_MODE_LONGEST_LINE
+    ) {
+      val lineCount = calculateLineCount(layout, maximumNumberOfLines)
+      val longestLineWidth = longestLineWidth(layout, lineCount)
+      val tightenedWidth = max(1, ceil(longestLineWidth).toInt())
+      if (tightenedWidth < layout.width) {
+        val tightenedLayout = buildLayout(
             text,
-            boring,
-            width,
-            widthYogaMeasureMode,
+            tightenedWidth,
             includeFontPadding,
             textBreakStrategy,
             hyphenationFrequency,
@@ -1079,7 +1103,15 @@ internal object TextLayoutManager {
             ellipsizeMode,
             maximumNumberOfLines,
             paint,
-        ),
+        )
+        if (calculateLineCount(tightenedLayout, maximumNumberOfLines) == lineCount) {
+          layout = tightenedLayout
+        }
+      }
+    }
+
+    return CreateLayoutResult(
+        layout,
         textBreakStrategy,
         justificationMode,
     )
@@ -1471,6 +1503,18 @@ internal object TextLayoutManager {
           layout.lineCount
       else min(maximumNumberOfLines, layout.lineCount)
 
+  @VisibleForTesting
+  internal fun longestLineWidth(layout: Layout, lineCount: Int): Float {
+    var longestLineWidth = 0f
+    for (line in 0 until lineCount) {
+      val lineEnd = layout.getLineEnd(line)
+      val endsWithNewLine = lineEnd > 0 && layout.text[lineEnd - 1] == '\n'
+      val lineWidth = if (endsWithNewLine) layout.getLineMax(line) else layout.getLineWidth(line)
+      longestLineWidth = max(longestLineWidth, lineWidth)
+    }
+    return longestLineWidth
+  }
+
   private fun calculateWidth(
       layout: Layout,
       text: Spanned,
diff --git a/packages/react-native/ReactAndroid/src/test/java/com/facebook/react/views/text/TextLayoutManagerLongestLineWidthTest.kt b/packages/react-native/ReactAndroid/src/test/java/com/facebook/react/views/text/TextLayoutManagerLongestLineWidthTest.kt
new file mode 100644
index 000000000000..49ce97ec717a
--- /dev/null
+++ b/packages/react-native/ReactAndroid/src/test/java/com/facebook/react/views/text/TextLayoutManagerLongestLineWidthTest.kt
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.react.views.text
+
+import android.text.Layout
+import android.text.SpannableString
+import android.text.StaticLayout
+import android.text.TextPaint
+import kotlin.math.ceil
+import org.assertj.core.api.Assertions.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+
+@RunWith(RobolectricTestRunner::class)
+@Config(sdk = [34])
+class TextLayoutManagerLongestLineWidthTest {
+
+  @Test
+  fun `longest line width tightens a wrapped layout without adding a line`() {
+    val text = SpannableString("Sitting, Standing,\nRoomscale")
+    val paint = TextPaint(TextPaint.ANTI_ALIAS_FLAG).apply { textSize = 16f }
+    val layout = createLayout(text, paint, 20)
+
+    assertThat(layout.lineCount).isGreaterThan(1)
+
+    val tightenedWidth = ceil(TextLayoutManager.longestLineWidth(layout, layout.lineCount)).toInt()
+    val tightenedLayout = createLayout(text, paint, tightenedWidth)
+
+    assertThat(tightenedWidth).isLessThan(layout.width)
+    assertThat(tightenedLayout.lineCount).isEqualTo(layout.lineCount)
+    assertThat(TextLayoutManager.longestLineWidth(tightenedLayout, tightenedLayout.lineCount))
+        .isLessThanOrEqualTo(tightenedWidth.toFloat())
+  }
+
+  private fun createLayout(text: SpannableString, paint: TextPaint, width: Int): Layout =
+      StaticLayout.Builder.obtain(text, 0, text.length, paint, width)
+          .setBreakStrategy(Layout.BREAK_STRATEGY_HIGH_QUALITY)
+          .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
+          .build()
+}
diff --git a/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.cpp b/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.cpp
index 4eac922716fb..98992aa2287a 100644
--- a/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.cpp
+++ b/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.cpp
@@ -19,6 +19,7 @@ bool ParagraphAttributes::operator==(const ParagraphAttributes& rhs) const {
              maximumNumberOfLines,
              ellipsizeMode,
              textBreakStrategy,
+             textWidthMode,
              adjustsFontSizeToFit,
              includeFontPadding,
              android_hyphenationFrequency,
@@ -27,6 +28,7 @@ bool ParagraphAttributes::operator==(const ParagraphAttributes& rhs) const {
              rhs.maximumNumberOfLines,
              rhs.ellipsizeMode,
              rhs.textBreakStrategy,
+             rhs.textWidthMode,
              rhs.adjustsFontSizeToFit,
              rhs.includeFontPadding,
              rhs.android_hyphenationFrequency,
@@ -52,6 +54,8 @@ SharedDebugStringConvertibleList ParagraphAttributes::getDebugProps() const {
           "textBreakStrategy",
           textBreakStrategy,
           paragraphAttributes.textBreakStrategy),
+      debugStringConvertibleItem(
+          "textWidthMode", textWidthMode, paragraphAttributes.textWidthMode),
       debugStringConvertibleItem(
           "adjustsFontSizeToFit",
           adjustsFontSizeToFit,
diff --git a/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.h b/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.h
index b61457dbcf1c..6207386a640c 100644
--- a/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.h
+++ b/packages/react-native/ReactCommon/react/renderer/attributedstring/ParagraphAttributes.h
@@ -48,6 +48,8 @@ class ParagraphAttributes : public DebugStringConvertible {
    */
   TextBreakStrategy textBreakStrategy{TextBreakStrategy::HighQuality};
 
+  TextWidthMode textWidthMode{TextWidthMode::Auto};
+
   /*
    * Enables font size adjustment to fit constrained boundaries.
    */
@@ -105,6 +107,7 @@ struct hash<facebook::react::ParagraphAttributes> {
         attributes.maximumNumberOfLines,
         attributes.ellipsizeMode,
         attributes.textBreakStrategy,
+        attributes.textWidthMode,
         attributes.adjustsFontSizeToFit,
         attributes.minimumFontSize,
         attributes.maximumFontSize,
diff --git a/packages/react-native/ReactCommon/react/renderer/attributedstring/conversions.h b/packages/react-native/ReactCommon/react/renderer/attributedstring/conversions.h
index f2c1eeed4b3b..4c03d715c35d 100644
--- a/packages/react-native/ReactCommon/react/renderer/attributedstring/conversions.h
+++ b/packages/react-native/ReactCommon/react/renderer/attributedstring/conversions.h
@@ -204,6 +204,42 @@ inline void fromRawValue(const PropsParserContext &context, const RawValue &valu
   result = TextBreakStrategy::HighQuality;
 }
 
+inline std::string toString(const TextWidthMode &textWidthMode)
+{
+  switch (textWidthMode) {
+    case TextWidthMode::Auto:
+      return "auto";
+    case TextWidthMode::LongestLine:
+      return "longest-line";
+  }
+
+  LOG(ERROR) << "Unsupported TextWidthMode value";
+  react_native_expect(false);
+  return "auto";
+}
+
+inline void fromRawValue(const PropsParserContext & /*context*/, const RawValue &value, TextWidthMode &result)
+{
+  react_native_expect(value.hasType<std::string>());
+  if (value.hasType<std::string>()) {
+    auto string = (std::string)value;
+    if (string == "auto") {
+      result = TextWidthMode::Auto;
+    } else if (string == "longest-line") {
+      result = TextWidthMode::LongestLine;
+    } else {
+      LOG(ERROR) << "Unsupported TextWidthMode value: " << string;
+      react_native_expect(false);
+      result = TextWidthMode::Auto;
+    }
+    return;
+  }
+
+  LOG(ERROR) << "Unsupported TextWidthMode type";
+  react_native_expect(false);
+  result = TextWidthMode::Auto;
+}
+
 inline void fromRawValue(const PropsParserContext &context, const RawValue &value, FontWeight &result)
 {
   react_native_expect(value.hasType<std::string>() || value.hasType<int>());
@@ -1031,6 +1067,12 @@ inline ParagraphAttributes convertRawProp(
       "textBreakStrategy",
       sourceParagraphAttributes.textBreakStrategy,
       defaultParagraphAttributes.textBreakStrategy);
+  paragraphAttributes.textWidthMode = convertRawProp(
+      context,
+      rawProps,
+      "experimental_textWidthMode",
+      sourceParagraphAttributes.textWidthMode,
+      defaultParagraphAttributes.textWidthMode);
   paragraphAttributes.adjustsFontSizeToFit = convertRawProp(
       context,
       rawProps,
@@ -1160,6 +1202,7 @@ constexpr static MapBuffer::Key PA_KEY_HYPHENATION_FREQUENCY = 5;
 constexpr static MapBuffer::Key PA_KEY_MINIMUM_FONT_SIZE = 6;
 constexpr static MapBuffer::Key PA_KEY_MAXIMUM_FONT_SIZE = 7;
 constexpr static MapBuffer::Key PA_KEY_TEXT_ALIGN_VERTICAL = 8;
+constexpr static MapBuffer::Key PA_KEY_TEXT_WIDTH_MODE = 9;
 
 inline MapBuffer toMapBuffer(const ParagraphAttributes &paragraphAttributes)
 {
@@ -1167,6 +1210,7 @@ inline MapBuffer toMapBuffer(const ParagraphAttributes &paragraphAttributes)
   builder.putInt(PA_KEY_MAX_NUMBER_OF_LINES, paragraphAttributes.maximumNumberOfLines);
   builder.putString(PA_KEY_ELLIPSIZE_MODE, toString(paragraphAttributes.ellipsizeMode));
   builder.putString(PA_KEY_TEXT_BREAK_STRATEGY, toString(paragraphAttributes.textBreakStrategy));
+  builder.putString(PA_KEY_TEXT_WIDTH_MODE, toString(paragraphAttributes.textWidthMode));
   builder.putBool(PA_KEY_ADJUST_FONT_SIZE_TO_FIT, paragraphAttributes.adjustsFontSizeToFit);
   builder.putBool(PA_KEY_INCLUDE_FONT_PADDING, paragraphAttributes.includeFontPadding);
   builder.putString(PA_KEY_HYPHENATION_FREQUENCY, toString(paragraphAttributes.android_hyphenationFrequency));
diff --git a/packages/react-native/ReactCommon/react/renderer/attributedstring/primitives.h b/packages/react-native/ReactCommon/react/renderer/attributedstring/primitives.h
index d9edc8de45a9..515b2b43ba9d 100644
--- a/packages/react-native/ReactCommon/react/renderer/attributedstring/primitives.h
+++ b/packages/react-native/ReactCommon/react/renderer/attributedstring/primitives.h
@@ -94,6 +94,11 @@ enum class TextBreakStrategy {
   Balanced // Balances line lengths.
 };
 
+enum class TextWidthMode {
+  Auto,
+  LongestLine,
+};
+
 enum class TextAlignment {
   Natural, // Indicates the default alignment for script.
   Left, // Visually left aligned.
diff --git a/packages/react-native/ReactCommon/react/renderer/attributedstring/tests/ParagraphAttributesTest.cpp b/packages/react-native/ReactCommon/react/renderer/attributedstring/tests/ParagraphAttributesTest.cpp
index b5d4a47ed1fc..3b395a1d9065 100644
--- a/packages/react-native/ReactCommon/react/renderer/attributedstring/tests/ParagraphAttributesTest.cpp
+++ b/packages/react-native/ReactCommon/react/renderer/attributedstring/tests/ParagraphAttributesTest.cpp
@@ -7,6 +7,7 @@
 
 #include <gtest/gtest.h>
 #include <react/renderer/attributedstring/ParagraphAttributes.h>
+#include <react/renderer/attributedstring/conversions.h>
 
 namespace facebook::react {
 
@@ -70,4 +71,16 @@ TEST(
   EXPECT_FALSE(unset == set);
 }
 
+TEST(ParagraphAttributesTest, testOperatorEqualsIncludesTextWidthMode) {
+  ParagraphAttributes autoWidth{};
+  ParagraphAttributes longestLineWidth{};
+  longestLineWidth.textWidthMode = TextWidthMode::LongestLine;
+
+  EXPECT_FALSE(autoWidth == longestLineWidth);
+}
+
+TEST(ParagraphAttributesTest, testAutoTextWidthModeSerializesAsAuto) {
+  EXPECT_EQ(toString(TextWidthMode::Auto), "auto");
+}
+
 } // namespace facebook::react
diff --git a/packages/react-native/ReactCommon/react/renderer/components/text/BaseParagraphProps.cpp b/packages/react-native/ReactCommon/react/renderer/components/text/BaseParagraphProps.cpp
index 9cd9fdbfbc61..e0fcc551392e 100644
--- a/packages/react-native/ReactCommon/react/renderer/components/text/BaseParagraphProps.cpp
+++ b/packages/react-native/ReactCommon/react/renderer/components/text/BaseParagraphProps.cpp
@@ -80,6 +80,12 @@ void BaseParagraphProps::setProp(
         paragraphAttributes,
         textBreakStrategy,
         "textBreakStrategy");
+    REBUILD_FIELD_SWITCH_CASE(
+        paDefaults,
+        value,
+        paragraphAttributes,
+        textWidthMode,
+        "experimental_textWidthMode");
     REBUILD_FIELD_SWITCH_CASE(
         paDefaults,
         value,
diff --git a/packages/react-native/ReactCommon/react/renderer/textlayoutmanager/platform/ios/react/renderer/textlayoutmanager/RCTTextLayoutManager.mm b/packages/react-native/ReactCommon/react/renderer/textlayoutmanager/platform/ios/react/renderer/textlayoutmanager/RCTTextLayoutManager.mm
index 5f9847a398fa..171f5f67b618 100644
--- a/packages/react-native/ReactCommon/react/renderer/textlayoutmanager/platform/ios/react/renderer/textlayoutmanager/RCTTextLayoutManager.mm
+++ b/packages/react-native/ReactCommon/react/renderer/textlayoutmanager/platform/ios/react/renderer/textlayoutmanager/RCTTextLayoutManager.mm
@@ -568,7 +568,7 @@ - (TextMeasurement)_measureTextStorage:(NSTextStorage *)textStorage
   CGRect usedBounds = [layoutManager usedRectForTextContainer:textContainer];
   CGSize size = usedBounds.size;
 
-  if (textDidWrap) {
+  if (textDidWrap && paragraphAttributes.textWidthMode == TextWidthMode::Auto) {
     size.width = textContainer.size.width;
   }
 
diff --git a/packages/react-native/types_DEPRECATED/Libraries/StyleSheet/StyleSheetTypes.d.ts b/packages/react-native/types_DEPRECATED/Libraries/StyleSheet/StyleSheetTypes.d.ts
index 95a4acd756f7..4aa9f68b437d 100644
--- a/packages/react-native/types_DEPRECATED/Libraries/StyleSheet/StyleSheetTypes.d.ts
+++ b/packages/react-native/types_DEPRECATED/Libraries/StyleSheet/StyleSheetTypes.d.ts
@@ -567,6 +567,10 @@ export type FontVariationSettings = string | Readonly<Record<string, number>>;
 
 export interface TextStyle extends TextStyleIOS, TextStyleAndroid, ViewStyle {
   color?: ColorValue | undefined;
+  /**
+   * Controls how wrapped text contributes its width to layout.
+   */
+  experimental_textWidthMode?: 'auto' | 'longest-line' | undefined;
   fontFamily?: string | undefined;
   fontSize?: number | undefined;
   fontStyle?: 'normal' | 'italic' | undefined;
diff --git a/packages/rn-tester/.maestro/screenshots/text-width-mode-android.png b/packages/rn-tester/.maestro/screenshots/text-width-mode-android.png
new file mode 100644
index 000000000000..d58802dae2b5
Binary files /dev/null and b/packages/rn-tester/.maestro/screenshots/text-width-mode-android.png differ
diff --git a/packages/rn-tester/.maestro/screenshots/text-width-mode-ios.png b/packages/rn-tester/.maestro/screenshots/text-width-mode-ios.png
new file mode 100644
index 000000000000..dd359a37b629
Binary files /dev/null and b/packages/rn-tester/.maestro/screenshots/text-width-mode-ios.png differ
diff --git a/packages/rn-tester/.maestro/text-width-mode.yml b/packages/rn-tester/.maestro/text-width-mode.yml
new file mode 100644
index 000000000000..304f636736bc
--- /dev/null
+++ b/packages/rn-tester/.maestro/text-width-mode.yml
@@ -0,0 +1,27 @@
+appId: ${APP_ID}
+tags:
+  - local-screenshot-baseline
+---
+- runFlow: ./helpers/launch-app-and-search.yml
+- inputText: 'Text'
+- assertVisible:
+    id: 'Text'
+- tapOn:
+    id: 'Text'
+- assertVisible:
+    id: 'example_search'
+- tapOn:
+    id: 'example_search'
+- inputText: 'Wrapped text width mode'
+- hideKeyboard
+- scrollUntilVisible:
+    element:
+      id: 'text-width-mode-example'
+    direction: DOWN
+    speed: 40
+    timeout: 10000
+- assertScreenshot:
+    path: screenshots/text-width-mode-${maestro.platform}
+    cropOn:
+      id: 'text-width-mode-example'
+    thresholdPercentage: 95
diff --git a/packages/rn-tester/js/examples/Text/TextExample.android.js b/packages/rn-tester/js/examples/Text/TextExample.android.js
index a88bef0bac79..d8cde91ddf14 100644
--- a/packages/rn-tester/js/examples/Text/TextExample.android.js
+++ b/packages/rn-tester/js/examples/Text/TextExample.android.js
@@ -17,6 +17,7 @@ import RNTesterText from '../../components/RNTesterText';
 import TextLegend from '../../components/TextLegend';
 import TextAdjustsDynamicLayoutExample from './TextAdjustsDynamicLayoutExample';
 import TextSharedExamples from './TextSharedExamples';
+import TextWidthModeExample from './TextWidthModeExample';
 
 const TextInlineView = require('../../components/TextInlineView');
 const React = require('react');
@@ -1336,6 +1337,13 @@ function TextBaseLineLayoutExample(props: {}): React.Node {
 }
 
 const examples = [
+  {
+    title: 'Wrapped text width mode',
+    name: 'textWidthMode',
+    description:
+      'Compares automatic constrained text width with text sized to its longest rendered line.',
+    render: TextWidthModeExample,
+  },
   {
     title: 'Background Color and Border Width',
     name: 'background-border-width',
diff --git a/packages/rn-tester/js/examples/Text/TextExample.ios.js b/packages/rn-tester/js/examples/Text/TextExample.ios.js
index b607c5094c01..5de344e2aed7 100644
--- a/packages/rn-tester/js/examples/Text/TextExample.ios.js
+++ b/packages/rn-tester/js/examples/Text/TextExample.ios.js
@@ -16,6 +16,7 @@ import hotdog from '../../assets/hotdog.jpg';
 import RNTesterText from '../../components/RNTesterText';
 import TextLegend from '../../components/TextLegend';
 import TextSharedExamples from './TextSharedExamples';
+import TextWidthModeExample from './TextWidthModeExample';
 
 const TextInlineView = require('../../components/TextInlineView');
 const React = require('react');
@@ -571,6 +572,13 @@ class TextWithCapBaseBox extends React.Component<
 }
 
 const examples = [
+  {
+    title: 'Wrapped text width mode',
+    name: 'textWidthMode',
+    description:
+      'Compares automatic constrained text width with text sized to its longest rendered line.',
+    render: TextWidthModeExample,
+  },
   {
     title: 'iOS System Font Families (iOS only)',
     name: 'iOSSystemFontFamilies',
diff --git a/packages/rn-tester/js/examples/Text/TextWidthModeExample.js b/packages/rn-tester/js/examples/Text/TextWidthModeExample.js
new file mode 100644
index 000000000000..383dc2a8a387
--- /dev/null
+++ b/packages/rn-tester/js/examples/Text/TextWidthModeExample.js
@@ -0,0 +1,89 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+'use strict';
+
+import RNTesterText from '../../components/RNTesterText';
+import * as React from 'react';
+import {ScrollView, StyleSheet, Text, View} from 'react-native';
+
+const LABELS = [
+  'Comfort: Moderate',
+  'Sitting, Standing, Roomscale',
+  'Touch Controllers',
+];
+
+component TextWidthModeRow(
+  testID: string,
+  experimentalTextWidthMode: 'auto' | 'longest-line',
+) {
+  return (
+    <ScrollView
+      contentContainerStyle={styles.row}
+      horizontal={true}
+      showsHorizontalScrollIndicator={false}
+      testID={testID}>
+      {LABELS.map(label => (
+        <View key={label} style={styles.item}>
+          <Text
+            style={[
+              styles.text,
+              {experimental_textWidthMode: experimentalTextWidthMode},
+            ]}>
+            {label}
+          </Text>
+        </View>
+      ))}
+    </ScrollView>
+  );
+}
+
+export default component TextWidthModeExample() {
+  return (
+    <View
+      accessible={true}
+      style={styles.example}
+      testID="text-width-mode-example">
+      <RNTesterText variant="label">Auto width</RNTesterText>
+      <TextWidthModeRow
+        experimentalTextWidthMode="auto"
+        testID="text-width-mode-auto"
+      />
+      <RNTesterText variant="label">Longest rendered line</RNTesterText>
+      <TextWidthModeRow
+        testID="text-width-mode-longest-line"
+        experimentalTextWidthMode="longest-line"
+      />
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  example: {
+    gap: 24,
+  },
+  item: {
+    alignItems: 'flex-start',
+    flexDirection: 'row',
+    flexShrink: 1,
+    maxWidth: 120,
+  },
+  row: {
+    alignItems: 'flex-start',
+    flexDirection: 'row',
+    gap: 16,
+  },
+  text: {
+    backgroundColor: '#ff8a80',
+    color: '#111111',
+    flexShrink: 1,
+    fontSize: 12,
+  },
+});
diff --git a/scripts/cxx-api/api-snapshots/ReactAndroidDebugCxx.api b/scripts/cxx-api/api-snapshots/ReactAndroidDebugCxx.api
index 3cb2ffc8ae38..3e66d6fa896d 100644
--- a/scripts/cxx-api/api-snapshots/ReactAndroidDebugCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactAndroidDebugCxx.api
@@ -512,6 +512,7 @@ static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_MAX_NUM
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_MINIMUM_FONT_SIZE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_ALIGN_VERTICAL;
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_BREAK_STRATEGY;
+static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_WIDTH_MODE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ACCESSIBILITY_ROLE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ALIGNMENT;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ALIGNMENT_VERTICAL;
@@ -992,6 +993,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -1139,6 +1141,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -4017,6 +4020,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::Float minimumFontSize;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -6684,6 +6688,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactAndroidNewarchCxx.api b/scripts/cxx-api/api-snapshots/ReactAndroidNewarchCxx.api
index 41dd003f6161..1a3e77795946 100644
--- a/scripts/cxx-api/api-snapshots/ReactAndroidNewarchCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactAndroidNewarchCxx.api
@@ -512,6 +512,7 @@ static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_MAX_NUM
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_MINIMUM_FONT_SIZE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_ALIGN_VERTICAL;
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_BREAK_STRATEGY;
+static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_WIDTH_MODE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ACCESSIBILITY_ROLE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ALIGNMENT;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ALIGNMENT_VERTICAL;
@@ -990,6 +991,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -1135,6 +1137,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -3871,6 +3874,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::Float minimumFontSize;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -6494,6 +6498,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactAndroidReleaseCxx.api b/scripts/cxx-api/api-snapshots/ReactAndroidReleaseCxx.api
index 44978f7d9e94..46bed8798cdb 100644
--- a/scripts/cxx-api/api-snapshots/ReactAndroidReleaseCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactAndroidReleaseCxx.api
@@ -512,6 +512,7 @@ static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_MAX_NUM
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_MINIMUM_FONT_SIZE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_ALIGN_VERTICAL;
 static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_BREAK_STRATEGY;
+static constexpr facebook::react::MapBuffer::Key facebook::react::PA_KEY_TEXT_WIDTH_MODE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ACCESSIBILITY_ROLE;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ALIGNMENT;
 static constexpr facebook::react::MapBuffer::Key facebook::react::TA_KEY_ALIGNMENT_VERTICAL;
@@ -992,6 +993,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -1139,6 +1141,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -4014,6 +4017,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::Float minimumFontSize;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -6675,6 +6679,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactAppleDebugCxx.api b/scripts/cxx-api/api-snapshots/ReactAppleDebugCxx.api
index 6b70a2c65905..29a12a04d1d7 100644
--- a/scripts/cxx-api/api-snapshots/ReactAppleDebugCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactAppleDebugCxx.api
@@ -3838,6 +3838,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -3986,6 +3987,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -6216,6 +6218,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::Float minimumFontSize;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -8867,6 +8870,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactAppleNewarchCxx.api b/scripts/cxx-api/api-snapshots/ReactAppleNewarchCxx.api
index fa5ec8f945b9..c7108e0046a2 100644
--- a/scripts/cxx-api/api-snapshots/ReactAppleNewarchCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactAppleNewarchCxx.api
@@ -3828,6 +3828,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -3975,6 +3976,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -6102,6 +6104,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::Float minimumFontSize;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -8709,6 +8712,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactAppleReleaseCxx.api b/scripts/cxx-api/api-snapshots/ReactAppleReleaseCxx.api
index 1e409cb4ebcc..799d86650b9e 100644
--- a/scripts/cxx-api/api-snapshots/ReactAppleReleaseCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactAppleReleaseCxx.api
@@ -3838,6 +3838,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -3986,6 +3987,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -6213,6 +6215,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::Float minimumFontSize;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -8858,6 +8861,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactCommonDebugCxx.api b/scripts/cxx-api/api-snapshots/ReactCommonDebugCxx.api
index 003175c4dfba..cc81464d50d4 100644
--- a/scripts/cxx-api/api-snapshots/ReactCommonDebugCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactCommonDebugCxx.api
@@ -563,6 +563,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -698,6 +699,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -2631,6 +2633,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::EllipsizeMode ellipsizeMode;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -5005,6 +5008,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactCommonNewarchCxx.api b/scripts/cxx-api/api-snapshots/ReactCommonNewarchCxx.api
index 7e3f78408158..1460ec90ef54 100644
--- a/scripts/cxx-api/api-snapshots/ReactCommonNewarchCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactCommonNewarchCxx.api
@@ -561,6 +561,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -695,6 +696,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -2525,6 +2527,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::EllipsizeMode ellipsizeMode;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -4855,6 +4858,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,
diff --git a/scripts/cxx-api/api-snapshots/ReactCommonReleaseCxx.api b/scripts/cxx-api/api-snapshots/ReactCommonReleaseCxx.api
index a7c085821a13..f7bd3a5b09c9 100644
--- a/scripts/cxx-api/api-snapshots/ReactCommonReleaseCxx.api
+++ b/scripts/cxx-api/api-snapshots/ReactCommonReleaseCxx.api
@@ -563,6 +563,7 @@ std::string facebook::react::toString(const facebook::react::TextBreakStrategy&
 std::string facebook::react::toString(const facebook::react::TextDecorationLineType& textDecorationLineType);
 std::string facebook::react::toString(const facebook::react::TextDecorationStyle& textDecorationStyle);
 std::string facebook::react::toString(const facebook::react::TextTransform& textTransform);
+std::string facebook::react::toString(const facebook::react::TextWidthMode& textWidthMode);
 std::string facebook::react::toString(const facebook::react::WritingDirection& writingDirection);
 std::string facebook::react::toString(double doubleValue, char suffix);
 std::string facebook::react::toString(facebook::react::AccessibilityLiveRegion accessibilityLiveRegion);
@@ -698,6 +699,7 @@ void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, c
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::Size& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::SubmitBehavior& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextAlignmentVertical& result);
+void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::TextWidthMode& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::react::ValueUnit& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::BoxSizing& result);
 void facebook::react::fromRawValue(const facebook::react::PropsParserContext&, const facebook::react::RawValue& value, facebook::yoga::Style::SizeLength& result);
@@ -2628,6 +2630,7 @@ class facebook::react::ParagraphAttributes : public facebook::react::DebugString
   public facebook::react::EllipsizeMode ellipsizeMode;
   public facebook::react::HyphenationFrequency android_hyphenationFrequency;
   public facebook::react::TextBreakStrategy textBreakStrategy;
+  public facebook::react::TextWidthMode textWidthMode;
   public int maximumNumberOfLines;
   public std::optional<facebook::react::TextAlignmentVertical> textAlignVertical;
 }
@@ -4996,6 +4999,11 @@ enum facebook::react::TextTransform {
   Uppercase,
 }
 
+enum facebook::react::TextWidthMode {
+  Auto,
+  LongestLine,
+}
+
 enum facebook::react::TimerSource {
   RequestAnimationFrame,
   SetInterval,