diff --git a/packages/block-editor/src/components/rich-text/index.js b/packages/block-editor/src/components/rich-text/index.js
index 0e5ff3847547a..a22b251dd607c 100644
--- a/packages/block-editor/src/components/rich-text/index.js
+++ b/packages/block-editor/src/components/rich-text/index.js
@@ -100,7 +100,6 @@ function RichTextWrapper(
 		onMerge,
 		onSplit,
 		__unstableOnSplitAtEnd: onSplitAtEnd,
-		__unstableOnSplitMiddle: onSplitMiddle,
 		identifier,
 		preserveWhiteSpace,
 		__unstablePastePlainText: pastePlainText,
@@ -380,7 +379,6 @@ function RichTextWrapper(
 						tagName,
 						onReplace,
 						onSplit,
-						onSplitMiddle,
 						__unstableEmbedURLOnPaste,
 						multilineTag,
 						preserveWhiteSpace,
@@ -396,7 +394,6 @@ function RichTextWrapper(
 						value,
 						onReplace,
 						onSplit,
-						onSplitMiddle,
 						multilineTag,
 						onChange,
 						disableLineBreaks,
diff --git a/packages/block-editor/src/components/rich-text/split-value.js b/packages/block-editor/src/components/rich-text/split-value.js
index e64fb603a05a1..0ec083c9fe1e5 100644
--- a/packages/block-editor/src/components/rich-text/split-value.js
+++ b/packages/block-editor/src/components/rich-text/split-value.js
@@ -13,7 +13,6 @@ export function splitValue( {
 	pastedBlocks = [],
 	onReplace,
 	onSplit,
-	onSplitMiddle,
 	multilineTag,
 } ) {
 	if ( ! onReplace || ! onSplit ) {
@@ -35,8 +34,8 @@ export function splitValue( {
 
 	// Create a block with the content before the caret if there's no pasted
 	// blocks, or if there are pasted blocks and the value is not empty. We do
-	// not want a leading empty block on paste, but we do if split with e.g. the
-	// enter key.
+	// not want a leading empty block on paste, but we do if we split with e.g.
+	// the enter key.
 	if ( ! hasPastedBlocks || ! isEmpty( before ) ) {
 		blocks.push(
 			onSplit(
@@ -53,19 +52,13 @@ export function splitValue( {
 	if ( hasPastedBlocks ) {
 		blocks.push( ...pastedBlocks );
 		lastPastedBlockIndex += pastedBlocks.length;
-	} else if ( onSplitMiddle ) {
-		blocks.push( onSplitMiddle() );
 	}
 
-	// If there's pasted blocks, append a block with non empty content / after
-	// the caret. Otherwise, do append an empty block if there is no
-	// `onSplitMiddle` prop, but if there is and the content is empty, the
-	// middle block is enough to set focus in.
-	if (
-		hasPastedBlocks
-			? ! isEmpty( after )
-			: ! onSplitMiddle || ! isEmpty( after )
-	) {
+	// Create a block with the content after the caret if there's no pasted
+	// blocks, or if there are pasted blocks and the value is not empty. We do
+	// not want a trailing empty block on paste, but we do if we split with e.g.
+	// the enter key.
+	if ( ! hasPastedBlocks || ! isEmpty( after ) ) {
 		blocks.push(
 			onSplit(
 				toHTMLString( {
diff --git a/packages/block-editor/src/components/rich-text/use-enter.js b/packages/block-editor/src/components/rich-text/use-enter.js
index ad51128172582..623203fb687df 100644
--- a/packages/block-editor/src/components/rich-text/use-enter.js
+++ b/packages/block-editor/src/components/rich-text/use-enter.js
@@ -37,7 +37,6 @@ export function useEnter( props ) {
 				value,
 				onReplace,
 				onSplit,
-				onSplitMiddle,
 				multilineTag,
 				onChange,
 				disableLineBreaks,
@@ -78,7 +77,6 @@ export function useEnter( props ) {
 						value: _value,
 						onReplace,
 						onSplit,
-						onSplitMiddle,
 						multilineTag,
 					} );
 				} else {
@@ -100,7 +98,6 @@ export function useEnter( props ) {
 						value: _value,
 						onReplace,
 						onSplit,
-						onSplitMiddle,
 						multilineTag,
 					} );
 				}
diff --git a/packages/block-editor/src/components/rich-text/use-paste-handler.js b/packages/block-editor/src/components/rich-text/use-paste-handler.js
index d86691ced7097..d64d7ca6b15bb 100644
--- a/packages/block-editor/src/components/rich-text/use-paste-handler.js
+++ b/packages/block-editor/src/components/rich-text/use-paste-handler.js
@@ -58,7 +58,6 @@ export function usePasteHandler( props ) {
 				tagName,
 				onReplace,
 				onSplit,
-				onSplitMiddle,
 				__unstableEmbedURLOnPaste,
 				multilineTag,
 				preserveWhiteSpace,
@@ -179,7 +178,6 @@ export function usePasteHandler( props ) {
 						pastedBlocks: blocks,
 						onReplace,
 						onSplit,
-						onSplitMiddle,
 						multilineTag,
 					} );
 				}
@@ -239,7 +237,6 @@ export function usePasteHandler( props ) {
 						pastedBlocks: content,
 						onReplace,
 						onSplit,
-						onSplitMiddle,
 						multilineTag,
 					} );
 				}