diff --git a/src/compiler/builder.ts b/src/compiler/builder.ts
index 28f7de4506112..42748e495f112 100644
--- a/src/compiler/builder.ts
+++ b/src/compiler/builder.ts
@@ -154,6 +154,7 @@ export interface ReusableBuilderProgramState extends BuilderState {
      */
     latestChangedDtsFile: string | undefined;
     /**
+     * @deprecated
      * Bundle information either from oldState or current one so it can be used to complete the information in buildInfo when emitting only js or dts files
      */
     bundle?: BundleBuildInfo;
diff --git a/src/compiler/emitter.ts b/src/compiler/emitter.ts
index 864d679c4d51f..bf660faa6abea 100644
--- a/src/compiler/emitter.ts
+++ b/src/compiler/emitter.ts
@@ -1168,6 +1168,7 @@ export const notImplementedResolver: EmitResolver = {
 /**
  * File that isnt present resulting in error or output files
  *
+ * @deprecated
  * @internal
  */
 export type EmitUsingBuildInfoResult = string | readonly OutputFile[];
@@ -1199,7 +1200,7 @@ function createSourceFilesFromBundleBuildInfo(bundle: BundleBuildInfo, buildInfo
     });
 }
 
-/** @internal */
+/** @deprecated @internal */
 export function emitUsingBuildInfo(
     config: ParsedCommandLine,
     host: CompilerHost,
diff --git a/src/compiler/factory/nodeFactory.ts b/src/compiler/factory/nodeFactory.ts
index ecafc7f7a098e..571ea07d47cc4 100644
--- a/src/compiler/factory/nodeFactory.ts
+++ b/src/compiler/factory/nodeFactory.ts
@@ -7273,8 +7273,11 @@ const syntheticFactory: BaseNodeFactory = {
 
 export const factory = createNodeFactory(NodeFactoryFlags.NoIndentationOnFreshPropertyAccess, syntheticFactory);
 
+/** @deprecated */
 export function createUnparsedSourceFile(text: string): UnparsedSource;
+/** @deprecated */
 export function createUnparsedSourceFile(inputFile: InputFiles, type: "js" | "dts", stripInternal?: boolean): UnparsedSource;
+/** @deprecated */
 export function createUnparsedSourceFile(text: string, mapPath: string | undefined, map: string | undefined): UnparsedSource;
 export function createUnparsedSourceFile(textOrInputFiles: string | InputFiles, mapPathOrType?: string, mapTextOrStripInternal?: string | boolean): UnparsedSource {
     let stripInternal: boolean | undefined;
@@ -7445,10 +7448,12 @@ function parseOldFileOfCurrentEmit(bundleFileInfo: BundleFileInfo) {
 }
 
 // TODO(rbuckton): Move part of this to factory
+/** @deprecated */
 export function createInputFiles(
     javascriptText: string,
     declarationText: string
 ): InputFiles;
+/** @deprecated */
 export function createInputFiles(
     javascriptText: string,
     declarationText: string,
@@ -7457,6 +7462,7 @@ export function createInputFiles(
     declarationMapPath: string | undefined,
     declarationMapText: string | undefined
 ): InputFiles;
+/** @deprecated */
 export function createInputFiles(
     readFileText: (path: string) => string | undefined,
     javascriptPath: string,
@@ -7493,7 +7499,7 @@ export function createInputFiles(
             declarationMapTextOrBuildInfoPath,
         );
 }
-/** @internal */
+/** @deprecated @internal */
 export function createInputFilesWithFilePaths(
     readFileText: (path: string) => string | undefined,
     javascriptPath: string,
@@ -7546,7 +7552,7 @@ export function createInputFilesWithFilePaths(
     });
     return node;
 }
-/** @internal */
+/** @deprecated @internal */
 export function createInputFilesWithFileTexts(
     javascriptPath: string | undefined,
     javascriptText: string,
diff --git a/src/compiler/factory/nodeTests.ts b/src/compiler/factory/nodeTests.ts
index 7a8405a4e9105..1e2a505830ca3 100644
--- a/src/compiler/factory/nodeTests.ts
+++ b/src/compiler/factory/nodeTests.ts
@@ -1011,7 +1011,7 @@ export function isEnumMember(node: Node): node is EnumMember {
 // Unparsed
 
 // TODO(rbuckton): isUnparsedPrologue
-
+/** @deprecated */
 export function isUnparsedPrepend(node: Node): node is UnparsedPrepend {
     return node.kind === SyntaxKind.UnparsedPrepend;
 }
@@ -1029,6 +1029,7 @@ export function isBundle(node: Node): node is Bundle {
     return node.kind === SyntaxKind.Bundle;
 }
 
+/** @deprecated */
 export function isUnparsedSource(node: Node): node is UnparsedSource {
     return node.kind === SyntaxKind.UnparsedSource;
 }
diff --git a/src/compiler/program.ts b/src/compiler/program.ts
index 8b1c88467cc3a..00ffe991ade69 100644
--- a/src/compiler/program.ts
+++ b/src/compiler/program.ts
@@ -5023,7 +5023,7 @@ export function parseConfigHostFromCompilerHostLike(host: CompilerHostLike, dire
     };
 }
 
-/** @internal */
+/** @deprecated @internal */
 export function createPrependNodes(
     projectReferences: readonly ProjectReference[] | undefined,
     getCommandLine: (ref: ProjectReference, index: number) => ParsedCommandLine | undefined,
diff --git a/src/compiler/tsbuild.ts b/src/compiler/tsbuild.ts
index dedf7e4729945..66b7926935b35 100644
--- a/src/compiler/tsbuild.ts
+++ b/src/compiler/tsbuild.ts
@@ -16,6 +16,7 @@ export enum UpToDateStatusType {
      */
     UpToDateWithUpstreamTypes,
     /**
+     * @deprecated
      * The project appears out of date because its upstream inputs are newer than its outputs,
      * but all of its outputs are actually newer than the previous identical outputs of its (.d.ts) inputs.
      * This means we can Pseudo-build (just manipulate outputs), as if we had actually built this project.
@@ -87,6 +88,7 @@ export namespace Status {
     }
 
     /**
+     * @deprecated
      * The project is up to date with respect to its inputs except for prepend output changed (no declaration file change in prepend).
      */
     export interface OutOfDateWithPrepend {
diff --git a/src/compiler/tsbuildPublic.ts b/src/compiler/tsbuildPublic.ts
index 836b9f3b98bde..159f01714ba83 100644
--- a/src/compiler/tsbuildPublic.ts
+++ b/src/compiler/tsbuildPublic.ts
@@ -237,8 +237,8 @@ export interface SolutionBuilderHostBase<T extends BuilderProgram> extends Progr
     // TODO: To do better with watch mode and normal build mode api that creates program and emits files
     // This currently helps enable --diagnostics and --extendedDiagnostics
     afterProgramEmitAndDiagnostics?(program: T): void;
-    /** @internal */ beforeEmitBundle?(config: ParsedCommandLine): void;
-    /** @internal */ afterEmitBundle?(config: ParsedCommandLine): void;
+    /** @deprecated @internal */ beforeEmitBundle?(config: ParsedCommandLine): void;
+    /** @deprecated @internal */ afterEmitBundle?(config: ParsedCommandLine): void;
 
     // For testing
     /** @internal */ now?(): Date;
@@ -795,7 +795,7 @@ function setupInitialBuild<T extends BuilderProgram>(state: SolutionBuilderState
 
 export enum InvalidatedProjectKind {
     Build,
-    UpdateBundle,
+    /** @deprecated */ UpdateBundle,
     UpdateOutputFileStamps
 }
 
@@ -847,6 +847,7 @@ export interface BuildInvalidedProject<T extends BuilderProgram> extends Invalid
     // emitNextAffectedFile(writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, customTransformers?: CustomTransformers): AffectedFileResult<EmitResult>;
 }
 
+/** @deprecated */
 export interface UpdateBundleProject<T extends BuilderProgram> extends InvalidatedProjectBase {
     readonly kind: InvalidatedProjectKind.UpdateBundle;
     emit(writeFile?: WriteFileCallback, customTransformers?: CustomTransformers): EmitResult | BuildInvalidedProject<T> | undefined;
@@ -898,9 +899,9 @@ enum BuildStep {
     SyntaxDiagnostics,
     SemanticDiagnostics,
     Emit,
-    EmitBundle,
+    /** @deprecated */ EmitBundle,
     EmitBuildInfo,
-    BuildInvalidatedProjectOfBundle,
+    /** @deprecated */ BuildInvalidatedProjectOfBundle,
     QueueReferencingProjects,
     Done
 }
diff --git a/src/compiler/types.ts b/src/compiler/types.ts
index e51307eca9467..33bbcdc050f7b 100644
--- a/src/compiler/types.ts
+++ b/src/compiler/types.ts
@@ -378,17 +378,17 @@ export const enum SyntaxKind {
     // Enum
     EnumMember,
     // Unparsed
-    UnparsedPrologue,
-    UnparsedPrepend,
-    UnparsedText,
-    UnparsedInternalText,
-    UnparsedSyntheticReference,
+    /** @deprecated */ UnparsedPrologue,
+    /** @deprecated */ UnparsedPrepend,
+    /** @deprecated */ UnparsedText,
+    /** @deprecated */ UnparsedInternalText,
+    /** @deprecated */ UnparsedSyntheticReference,
 
     // Top-level nodes
     SourceFile,
     Bundle,
-    UnparsedSource,
-    InputFiles,
+    /** @deprecated */ UnparsedSource,
+    /** @deprecated */ InputFiles,
 
     // JSDoc nodes
     JSDocTypeExpression,
@@ -4408,7 +4408,7 @@ export type ExportedModulesFromDeclarationEmit = readonly Symbol[];
 
 export interface Bundle extends Node {
     readonly kind: SyntaxKind.Bundle;
-    readonly prepends: readonly (InputFiles | UnparsedSource)[];
+    /** @deprecated */ readonly prepends: readonly (InputFiles | UnparsedSource)[];
     readonly sourceFiles: readonly SourceFile[];
     /** @internal */ syntheticFileReferences?: readonly FileReference[];
     /** @internal */ syntheticTypeReferences?: readonly FileReference[];
@@ -4416,6 +4416,7 @@ export interface Bundle extends Node {
     /** @internal */ hasNoDefaultLib?: boolean;
 }
 
+/** @deprecated */
 export interface InputFiles extends Node {
     readonly kind: SyntaxKind.InputFiles;
     javascriptPath?: string;
@@ -4431,6 +4432,7 @@ export interface InputFiles extends Node {
     /** @internal */ oldFileOfCurrentEmit?: boolean;
 }
 
+/** @deprecated */
 export interface UnparsedSource extends Node {
     readonly kind: SyntaxKind.UnparsedSource;
     fileName: string;
@@ -4455,29 +4457,34 @@ export interface UnparsedSource extends Node {
     getLineAndCharacterOfPosition(pos: number): LineAndCharacter;
 }
 
+/** @deprecated */
 export type UnparsedSourceText =
     | UnparsedPrepend
     | UnparsedTextLike
     ;
 
+/** @deprecated */
 export type UnparsedNode =
     | UnparsedPrologue
     | UnparsedSourceText
     | UnparsedSyntheticReference
     ;
 
+/** @deprecated */
 export interface UnparsedSection extends Node {
     readonly kind: SyntaxKind;
     readonly parent: UnparsedSource;
     readonly data?: string;
 }
 
+/** @deprecated */
 export interface UnparsedPrologue extends UnparsedSection {
     readonly kind: SyntaxKind.UnparsedPrologue;
     readonly parent: UnparsedSource;
     readonly data: string;
 }
 
+/** @deprecated */
 export interface UnparsedPrepend extends UnparsedSection {
     readonly kind: SyntaxKind.UnparsedPrepend;
     readonly parent: UnparsedSource;
@@ -4485,11 +4492,13 @@ export interface UnparsedPrepend extends UnparsedSection {
     readonly texts: readonly UnparsedTextLike[];
 }
 
+/** @deprecated */
 export interface UnparsedTextLike extends UnparsedSection {
     readonly kind: SyntaxKind.UnparsedText | SyntaxKind.UnparsedInternalText;
     readonly parent: UnparsedSource;
 }
 
+/** @deprecated */
 export interface UnparsedSyntheticReference extends UnparsedSection {
     readonly kind: SyntaxKind.UnparsedSyntheticReference;
     readonly parent: UnparsedSource;
@@ -8013,7 +8022,7 @@ export interface EmitHost extends ScriptReferenceHost, ModuleSpecifierResolution
 
     isEmitBlocked(emitFileName: string): boolean;
 
-    getPrependNodes(): readonly (InputFiles | UnparsedSource)[];
+    /** @deprecated */ getPrependNodes(): readonly (InputFiles | UnparsedSource)[];
 
     writeFile: WriteFileCallback;
     getBuildInfo(bundle: BundleBuildInfo | undefined): BuildInfo | undefined;
@@ -8671,12 +8680,12 @@ export interface NodeFactory {
 
     /** @internal */ createRedirectedSourceFile(redirectInfo: RedirectInfo): SourceFile;
 
-    /** @internal */ createUnparsedSource(prologues: readonly UnparsedPrologue[], syntheticReferences: readonly UnparsedSyntheticReference[] | undefined, texts: readonly UnparsedSourceText[]): UnparsedSource;
-    /** @internal */ createUnparsedPrologue(data?: string): UnparsedPrologue;
-    /** @internal */ createUnparsedPrepend(data: string | undefined, texts: readonly UnparsedSourceText[]): UnparsedPrepend;
-    /** @internal */ createUnparsedTextLike(data: string | undefined, internal: boolean): UnparsedTextLike;
-    /** @internal */ createUnparsedSyntheticReference(section: BundleFileHasNoDefaultLib | BundleFileReference): UnparsedSyntheticReference;
-    /** @internal */ createInputFiles(): InputFiles;
+    /** @deprecated @internal */ createUnparsedSource(prologues: readonly UnparsedPrologue[], syntheticReferences: readonly UnparsedSyntheticReference[] | undefined, texts: readonly UnparsedSourceText[]): UnparsedSource;
+    /** @deprecated @internal */ createUnparsedPrologue(data?: string): UnparsedPrologue;
+    /** @deprecated @internal */ createUnparsedPrepend(data: string | undefined, texts: readonly UnparsedSourceText[]): UnparsedPrepend;
+    /** @deprecated @internal */ createUnparsedTextLike(data: string | undefined, internal: boolean): UnparsedTextLike;
+    /** @deprecated @internal */ createUnparsedSyntheticReference(section: BundleFileHasNoDefaultLib | BundleFileReference): UnparsedSyntheticReference;
+    /** @deprecated @internal */ createInputFiles(): InputFiles;
 
     //
     // Synthetic Nodes
@@ -8697,8 +8706,10 @@ export interface NodeFactory {
     /** @internal */ updateSyntheticReferenceExpression(node: SyntheticReferenceExpression, expression: Expression, thisArg: Expression): SyntheticReferenceExpression;
     createCommaListExpression(elements: readonly Expression[]): CommaListExpression;
     updateCommaListExpression(node: CommaListExpression, elements: readonly Expression[]): CommaListExpression;
-    createBundle(sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
-    updateBundle(node: Bundle, sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
+    createBundle(sourceFiles: readonly SourceFile[]): Bundle;
+    /** @deprecated*/ createBundle(sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle; // eslint-disable-line @typescript-eslint/unified-signatures
+    updateBundle(node: Bundle, sourceFiles: readonly SourceFile[]): Bundle;
+    /** @deprecated*/ updateBundle(node: Bundle, sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle; // eslint-disable-line @typescript-eslint/unified-signatures
 
     //
     // Common operators
@@ -9164,10 +9175,10 @@ export interface Printer {
     /** @internal */ writeList<T extends Node>(format: ListFormat, list: NodeArray<T> | undefined, sourceFile: SourceFile | undefined, writer: EmitTextWriter): void;
     /** @internal */ writeFile(sourceFile: SourceFile, writer: EmitTextWriter, sourceMapGenerator: SourceMapGenerator | undefined): void;
     /** @internal */ writeBundle(bundle: Bundle, writer: EmitTextWriter, sourceMapGenerator: SourceMapGenerator | undefined): void;
-    /** @internal */ bundleFileInfo?: BundleFileInfo;
+    /** @deprecated @internal */ bundleFileInfo?: BundleFileInfo;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export const enum BundleFileSectionKind {
     Prologue = "prologue",
     EmitHelpers = "emitHelpers",
@@ -9183,51 +9194,51 @@ export const enum BundleFileSectionKind {
     // comments?
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFileSectionBase extends TextRange {
     kind: BundleFileSectionKind;
     data?: string;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFilePrologue extends BundleFileSectionBase {
     kind: BundleFileSectionKind.Prologue;
     data: string;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFileEmitHelpers extends BundleFileSectionBase {
     kind: BundleFileSectionKind.EmitHelpers;
     data: string;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFileHasNoDefaultLib extends BundleFileSectionBase {
     kind: BundleFileSectionKind.NoDefaultLib;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFileReference extends BundleFileSectionBase {
     kind: BundleFileSectionKind.Reference | BundleFileSectionKind.Type | BundleFileSectionKind.Lib | BundleFileSectionKind.TypeResolutionModeImport | BundleFileSectionKind.TypeResolutionModeRequire;
     data: string;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFilePrepend extends BundleFileSectionBase {
     kind: BundleFileSectionKind.Prepend;
     data: string;
     texts: BundleFileTextLike[];
 }
 
-/** @internal */
+/** @deprecated @internal */
 export type BundleFileTextLikeKind = BundleFileSectionKind.Text | BundleFileSectionKind.Internal;
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFileTextLike extends BundleFileSectionBase {
     kind: BundleFileTextLikeKind;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export type BundleFileSection =
     BundleFilePrologue
     | BundleFileEmitHelpers
@@ -9236,31 +9247,31 @@ export type BundleFileSection =
     | BundleFilePrepend
     | BundleFileTextLike;
 
-/** @internal */
+/** @deprecated @internal */
 export interface SourceFilePrologueDirectiveExpression extends TextRange {
     text: string;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface SourceFilePrologueDirective extends TextRange {
     expression: SourceFilePrologueDirectiveExpression;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface SourceFilePrologueInfo {
     file: number;
     text: string;
     directives: SourceFilePrologueDirective[];
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface SourceFileInfo {
     // List of helpers in own source files emitted if no prepend is present
     helpers?: string[];
     prologues?: SourceFilePrologueInfo[];
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleFileInfo {
     sections: BundleFileSection[];
     hash?: string;
@@ -9268,7 +9279,7 @@ export interface BundleFileInfo {
     sources?: SourceFileInfo;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export interface BundleBuildInfo {
     js?: BundleFileInfo;
     dts?: BundleFileInfo;
@@ -9278,6 +9289,7 @@ export interface BundleBuildInfo {
 
 /** @internal */
 export interface BuildInfo {
+    /** @deprecated */
     bundle?: BundleBuildInfo;
     program?: ProgramBuildInfo;
     version: string;
@@ -9356,7 +9368,7 @@ export interface PrinterOptions {
     /** @internal */ extendedDiagnostics?: boolean;
     /** @internal */ onlyPrintJsDocStyle?: boolean;
     /** @internal */ neverAsciiEscape?: boolean;
-    /** @internal */ writeBundleFileInfo?: boolean;
+    /** @deprecated @internal */ writeBundleFileInfo?: boolean;
     /** @internal */ recordInternalSection?: boolean;
     /** @internal */ stripInternal?: boolean;
     /** @internal */ preserveSourceNewlines?: boolean;
diff --git a/src/compiler/utilities.ts b/src/compiler/utilities.ts
index 80dda6c449dbe..fe3e58ea54deb 100644
--- a/src/compiler/utilities.ts
+++ b/src/compiler/utilities.ts
@@ -7406,7 +7406,7 @@ export function getNameOfAccessExpression(node: AccessExpression) {
     return node.argumentExpression;
 }
 
-/** @internal */
+/** @deprecated @internal */
 export function isBundleFileTextLike(section: BundleFileSection): section is BundleFileTextLike {
     switch (section.kind) {
         case BundleFileSectionKind.Text:
diff --git a/src/compiler/utilitiesPublic.ts b/src/compiler/utilitiesPublic.ts
index 0aeccfe090146..ba56503e7e4ed 100644
--- a/src/compiler/utilitiesPublic.ts
+++ b/src/compiler/utilitiesPublic.ts
@@ -1373,6 +1373,7 @@ export function isNamedExportBindings(node: Node): node is NamedExportBindings {
     return node.kind === SyntaxKind.NamespaceExport || node.kind === SyntaxKind.NamedExports;
 }
 
+/** @deprecated */
 export function isUnparsedTextLike(node: Node): node is UnparsedTextLike {
     switch (node.kind) {
         case SyntaxKind.UnparsedText:
@@ -1383,6 +1384,7 @@ export function isUnparsedTextLike(node: Node): node is UnparsedTextLike {
     }
 }
 
+/** @deprecated */
 export function isUnparsedNode(node: Node): node is UnparsedNode {
     return isUnparsedTextLike(node) ||
         node.kind === SyntaxKind.UnparsedPrologue ||
diff --git a/tests/baselines/reference/api/tsserverlibrary.d.ts b/tests/baselines/reference/api/tsserverlibrary.d.ts
index e4a39293edfcc..89c5264cabe90 100644
--- a/tests/baselines/reference/api/tsserverlibrary.d.ts
+++ b/tests/baselines/reference/api/tsserverlibrary.d.ts
@@ -4330,15 +4330,15 @@ declare namespace ts {
         ShorthandPropertyAssignment = 300,
         SpreadAssignment = 301,
         EnumMember = 302,
-        UnparsedPrologue = 303,
-        UnparsedPrepend = 304,
-        UnparsedText = 305,
-        UnparsedInternalText = 306,
-        UnparsedSyntheticReference = 307,
+        /** @deprecated */ UnparsedPrologue = 303,
+        /** @deprecated */ UnparsedPrepend = 304,
+        /** @deprecated */ UnparsedText = 305,
+        /** @deprecated */ UnparsedInternalText = 306,
+        /** @deprecated */ UnparsedSyntheticReference = 307,
         SourceFile = 308,
         Bundle = 309,
-        UnparsedSource = 310,
-        InputFiles = 311,
+        /** @deprecated */ UnparsedSource = 310,
+        /** @deprecated */ InputFiles = 311,
         JSDocTypeExpression = 312,
         JSDocNameReference = 313,
         JSDocMemberName = 314,
@@ -6105,9 +6105,10 @@ declare namespace ts {
     }
     interface Bundle extends Node {
         readonly kind: SyntaxKind.Bundle;
-        readonly prepends: readonly (InputFiles | UnparsedSource)[];
+        /** @deprecated */ readonly prepends: readonly (InputFiles | UnparsedSource)[];
         readonly sourceFiles: readonly SourceFile[];
     }
+    /** @deprecated */
     interface InputFiles extends Node {
         readonly kind: SyntaxKind.InputFiles;
         javascriptPath?: string;
@@ -6119,6 +6120,7 @@ declare namespace ts {
         declarationMapPath?: string;
         declarationMapText?: string;
     }
+    /** @deprecated */
     interface UnparsedSource extends Node {
         readonly kind: SyntaxKind.UnparsedSource;
         fileName: string;
@@ -6134,28 +6136,35 @@ declare namespace ts {
         readonly syntheticReferences?: readonly UnparsedSyntheticReference[];
         readonly texts: readonly UnparsedSourceText[];
     }
+    /** @deprecated */
     type UnparsedSourceText = UnparsedPrepend | UnparsedTextLike;
+    /** @deprecated */
     type UnparsedNode = UnparsedPrologue | UnparsedSourceText | UnparsedSyntheticReference;
+    /** @deprecated */
     interface UnparsedSection extends Node {
         readonly kind: SyntaxKind;
         readonly parent: UnparsedSource;
         readonly data?: string;
     }
+    /** @deprecated */
     interface UnparsedPrologue extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedPrologue;
         readonly parent: UnparsedSource;
         readonly data: string;
     }
+    /** @deprecated */
     interface UnparsedPrepend extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedPrepend;
         readonly parent: UnparsedSource;
         readonly data: string;
         readonly texts: readonly UnparsedTextLike[];
     }
+    /** @deprecated */
     interface UnparsedTextLike extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedText | SyntaxKind.UnparsedInternalText;
         readonly parent: UnparsedSource;
     }
+    /** @deprecated */
     interface UnparsedSyntheticReference extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedSyntheticReference;
         readonly parent: UnparsedSource;
@@ -7882,8 +7891,10 @@ declare namespace ts {
         updatePartiallyEmittedExpression(node: PartiallyEmittedExpression, expression: Expression): PartiallyEmittedExpression;
         createCommaListExpression(elements: readonly Expression[]): CommaListExpression;
         updateCommaListExpression(node: CommaListExpression, elements: readonly Expression[]): CommaListExpression;
-        createBundle(sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
-        updateBundle(node: Bundle, sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
+        createBundle(sourceFiles: readonly SourceFile[]): Bundle;
+        /** @deprecated*/ createBundle(sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
+        updateBundle(node: Bundle, sourceFiles: readonly SourceFile[]): Bundle;
+        /** @deprecated*/ updateBundle(node: Bundle, sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
         createComma(left: Expression, right: Expression): BinaryExpression;
         createAssignment(left: ObjectLiteralExpression | ArrayLiteralExpression, right: Expression): DestructuringAssignment;
         createAssignment(left: Expression, right: Expression): AssignmentExpression<EqualsToken>;
@@ -8589,7 +8600,9 @@ declare namespace ts {
     function isNonNullChain(node: Node): node is NonNullChain;
     function isBreakOrContinueStatement(node: Node): node is BreakOrContinueStatement;
     function isNamedExportBindings(node: Node): node is NamedExportBindings;
+    /** @deprecated */
     function isUnparsedTextLike(node: Node): node is UnparsedTextLike;
+    /** @deprecated */
     function isUnparsedNode(node: Node): node is UnparsedNode;
     function isJSDocPropertyLikeTag(node: Node): node is JSDocPropertyLikeTag;
     /**
@@ -8657,11 +8670,17 @@ declare namespace ts {
         name: Identifier;
     };
     function emitModuleKindIsNonNodeESM(moduleKind: ModuleKind): boolean;
+    /** @deprecated */
     function createUnparsedSourceFile(text: string): UnparsedSource;
+    /** @deprecated */
     function createUnparsedSourceFile(inputFile: InputFiles, type: "js" | "dts", stripInternal?: boolean): UnparsedSource;
+    /** @deprecated */
     function createUnparsedSourceFile(text: string, mapPath: string | undefined, map: string | undefined): UnparsedSource;
+    /** @deprecated */
     function createInputFiles(javascriptText: string, declarationText: string): InputFiles;
+    /** @deprecated */
     function createInputFiles(javascriptText: string, declarationText: string, javascriptMapPath: string | undefined, javascriptMapText: string | undefined, declarationMapPath: string | undefined, declarationMapText: string | undefined): InputFiles;
+    /** @deprecated */
     function createInputFiles(readFileText: (path: string) => string | undefined, javascriptPath: string, javascriptMapPath: string | undefined, declarationPath: string, declarationMapPath: string | undefined, buildInfoPath: string | undefined): InputFiles;
     /**
      * Create an external source map source file reference
@@ -8895,9 +8914,11 @@ declare namespace ts {
     function isShorthandPropertyAssignment(node: Node): node is ShorthandPropertyAssignment;
     function isSpreadAssignment(node: Node): node is SpreadAssignment;
     function isEnumMember(node: Node): node is EnumMember;
+    /** @deprecated */
     function isUnparsedPrepend(node: Node): node is UnparsedPrepend;
     function isSourceFile(node: Node): node is SourceFile;
     function isBundle(node: Node): node is Bundle;
+    /** @deprecated */
     function isUnparsedSource(node: Node): node is UnparsedSource;
     function isJSDocTypeExpression(node: Node): node is JSDocTypeExpression;
     function isJSDocNameReference(node: Node): node is JSDocNameReference;
@@ -9684,7 +9705,7 @@ declare namespace ts {
     }
     enum InvalidatedProjectKind {
         Build = 0,
-        UpdateBundle = 1,
+        /** @deprecated */ UpdateBundle = 1,
         UpdateOutputFileStamps = 2
     }
     interface InvalidatedProjectBase {
@@ -9716,6 +9737,7 @@ declare namespace ts {
         getSemanticDiagnosticsOfNextAffectedFile(cancellationToken?: CancellationToken, ignoreSourceFile?: (sourceFile: SourceFile) => boolean): AffectedFileResult<readonly Diagnostic[]>;
         emit(targetSourceFile?: SourceFile, writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean, customTransformers?: CustomTransformers): EmitResult | undefined;
     }
+    /** @deprecated */
     interface UpdateBundleProject<T extends BuilderProgram> extends InvalidatedProjectBase {
         readonly kind: InvalidatedProjectKind.UpdateBundle;
         emit(writeFile?: WriteFileCallback, customTransformers?: CustomTransformers): EmitResult | BuildInvalidedProject<T> | undefined;
diff --git a/tests/baselines/reference/api/typescript.d.ts b/tests/baselines/reference/api/typescript.d.ts
index c0e7e4d5fe88d..c9ea2eeff5691 100644
--- a/tests/baselines/reference/api/typescript.d.ts
+++ b/tests/baselines/reference/api/typescript.d.ts
@@ -348,15 +348,15 @@ declare namespace ts {
         ShorthandPropertyAssignment = 300,
         SpreadAssignment = 301,
         EnumMember = 302,
-        UnparsedPrologue = 303,
-        UnparsedPrepend = 304,
-        UnparsedText = 305,
-        UnparsedInternalText = 306,
-        UnparsedSyntheticReference = 307,
+        /** @deprecated */ UnparsedPrologue = 303,
+        /** @deprecated */ UnparsedPrepend = 304,
+        /** @deprecated */ UnparsedText = 305,
+        /** @deprecated */ UnparsedInternalText = 306,
+        /** @deprecated */ UnparsedSyntheticReference = 307,
         SourceFile = 308,
         Bundle = 309,
-        UnparsedSource = 310,
-        InputFiles = 311,
+        /** @deprecated */ UnparsedSource = 310,
+        /** @deprecated */ InputFiles = 311,
         JSDocTypeExpression = 312,
         JSDocNameReference = 313,
         JSDocMemberName = 314,
@@ -2123,9 +2123,10 @@ declare namespace ts {
     }
     interface Bundle extends Node {
         readonly kind: SyntaxKind.Bundle;
-        readonly prepends: readonly (InputFiles | UnparsedSource)[];
+        /** @deprecated */ readonly prepends: readonly (InputFiles | UnparsedSource)[];
         readonly sourceFiles: readonly SourceFile[];
     }
+    /** @deprecated */
     interface InputFiles extends Node {
         readonly kind: SyntaxKind.InputFiles;
         javascriptPath?: string;
@@ -2137,6 +2138,7 @@ declare namespace ts {
         declarationMapPath?: string;
         declarationMapText?: string;
     }
+    /** @deprecated */
     interface UnparsedSource extends Node {
         readonly kind: SyntaxKind.UnparsedSource;
         fileName: string;
@@ -2152,28 +2154,35 @@ declare namespace ts {
         readonly syntheticReferences?: readonly UnparsedSyntheticReference[];
         readonly texts: readonly UnparsedSourceText[];
     }
+    /** @deprecated */
     type UnparsedSourceText = UnparsedPrepend | UnparsedTextLike;
+    /** @deprecated */
     type UnparsedNode = UnparsedPrologue | UnparsedSourceText | UnparsedSyntheticReference;
+    /** @deprecated */
     interface UnparsedSection extends Node {
         readonly kind: SyntaxKind;
         readonly parent: UnparsedSource;
         readonly data?: string;
     }
+    /** @deprecated */
     interface UnparsedPrologue extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedPrologue;
         readonly parent: UnparsedSource;
         readonly data: string;
     }
+    /** @deprecated */
     interface UnparsedPrepend extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedPrepend;
         readonly parent: UnparsedSource;
         readonly data: string;
         readonly texts: readonly UnparsedTextLike[];
     }
+    /** @deprecated */
     interface UnparsedTextLike extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedText | SyntaxKind.UnparsedInternalText;
         readonly parent: UnparsedSource;
     }
+    /** @deprecated */
     interface UnparsedSyntheticReference extends UnparsedSection {
         readonly kind: SyntaxKind.UnparsedSyntheticReference;
         readonly parent: UnparsedSource;
@@ -3900,8 +3909,10 @@ declare namespace ts {
         updatePartiallyEmittedExpression(node: PartiallyEmittedExpression, expression: Expression): PartiallyEmittedExpression;
         createCommaListExpression(elements: readonly Expression[]): CommaListExpression;
         updateCommaListExpression(node: CommaListExpression, elements: readonly Expression[]): CommaListExpression;
-        createBundle(sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
-        updateBundle(node: Bundle, sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
+        createBundle(sourceFiles: readonly SourceFile[]): Bundle;
+        /** @deprecated*/ createBundle(sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
+        updateBundle(node: Bundle, sourceFiles: readonly SourceFile[]): Bundle;
+        /** @deprecated*/ updateBundle(node: Bundle, sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle;
         createComma(left: Expression, right: Expression): BinaryExpression;
         createAssignment(left: ObjectLiteralExpression | ArrayLiteralExpression, right: Expression): DestructuringAssignment;
         createAssignment(left: Expression, right: Expression): AssignmentExpression<EqualsToken>;
@@ -4607,7 +4618,9 @@ declare namespace ts {
     function isNonNullChain(node: Node): node is NonNullChain;
     function isBreakOrContinueStatement(node: Node): node is BreakOrContinueStatement;
     function isNamedExportBindings(node: Node): node is NamedExportBindings;
+    /** @deprecated */
     function isUnparsedTextLike(node: Node): node is UnparsedTextLike;
+    /** @deprecated */
     function isUnparsedNode(node: Node): node is UnparsedNode;
     function isJSDocPropertyLikeTag(node: Node): node is JSDocPropertyLikeTag;
     /**
@@ -4675,11 +4688,17 @@ declare namespace ts {
         name: Identifier;
     };
     function emitModuleKindIsNonNodeESM(moduleKind: ModuleKind): boolean;
+    /** @deprecated */
     function createUnparsedSourceFile(text: string): UnparsedSource;
+    /** @deprecated */
     function createUnparsedSourceFile(inputFile: InputFiles, type: "js" | "dts", stripInternal?: boolean): UnparsedSource;
+    /** @deprecated */
     function createUnparsedSourceFile(text: string, mapPath: string | undefined, map: string | undefined): UnparsedSource;
+    /** @deprecated */
     function createInputFiles(javascriptText: string, declarationText: string): InputFiles;
+    /** @deprecated */
     function createInputFiles(javascriptText: string, declarationText: string, javascriptMapPath: string | undefined, javascriptMapText: string | undefined, declarationMapPath: string | undefined, declarationMapText: string | undefined): InputFiles;
+    /** @deprecated */
     function createInputFiles(readFileText: (path: string) => string | undefined, javascriptPath: string, javascriptMapPath: string | undefined, declarationPath: string, declarationMapPath: string | undefined, buildInfoPath: string | undefined): InputFiles;
     /**
      * Create an external source map source file reference
@@ -4913,9 +4932,11 @@ declare namespace ts {
     function isShorthandPropertyAssignment(node: Node): node is ShorthandPropertyAssignment;
     function isSpreadAssignment(node: Node): node is SpreadAssignment;
     function isEnumMember(node: Node): node is EnumMember;
+    /** @deprecated */
     function isUnparsedPrepend(node: Node): node is UnparsedPrepend;
     function isSourceFile(node: Node): node is SourceFile;
     function isBundle(node: Node): node is Bundle;
+    /** @deprecated */
     function isUnparsedSource(node: Node): node is UnparsedSource;
     function isJSDocTypeExpression(node: Node): node is JSDocTypeExpression;
     function isJSDocNameReference(node: Node): node is JSDocNameReference;
@@ -5702,7 +5723,7 @@ declare namespace ts {
     }
     enum InvalidatedProjectKind {
         Build = 0,
-        UpdateBundle = 1,
+        /** @deprecated */ UpdateBundle = 1,
         UpdateOutputFileStamps = 2
     }
     interface InvalidatedProjectBase {
@@ -5734,6 +5755,7 @@ declare namespace ts {
         getSemanticDiagnosticsOfNextAffectedFile(cancellationToken?: CancellationToken, ignoreSourceFile?: (sourceFile: SourceFile) => boolean): AffectedFileResult<readonly Diagnostic[]>;
         emit(targetSourceFile?: SourceFile, writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean, customTransformers?: CustomTransformers): EmitResult | undefined;
     }
+    /** @deprecated */
     interface UpdateBundleProject<T extends BuilderProgram> extends InvalidatedProjectBase {
         readonly kind: InvalidatedProjectKind.UpdateBundle;
         emit(writeFile?: WriteFileCallback, customTransformers?: CustomTransformers): EmitResult | BuildInvalidedProject<T> | undefined;