diff --git a/src/vs/vscode.proposed.d.ts b/src/vs/vscode.proposed.d.ts
index 56c153e33ae..146c977a3b5 100644
--- a/src/vs/vscode.proposed.d.ts
+++ b/src/vs/vscode.proposed.d.ts
@@ -2286,7 +2286,7 @@ declare module 'vscode' {
 		export function createDocumentTestObserver(document: TextDocument): TestObserver;
 
 		/**
-		 * Creates a {@link TestRunTask<T>}. This should be called by the
+		 * Creates a {@link TestRun<T>}. This should be called by the
 		 * {@link TestRunner} when a request is made to execute tests, and may also
 		 * be called if a test run is detected externally. Once created, tests
 		 * that are included in the results will be moved into the
@@ -2301,7 +2301,7 @@ declare module 'vscode' {
 		 * persisted in VS Code. This may be false if the results are coming from
 		 * a file already saved externally, such as a coverage information file.
 		 */
-		export function createTestRunTask<T>(request: TestRunRequest<T>, name?: string, persist?: boolean): TestRunTask<T>;
+		export function createTestRun<T>(request: TestRunRequest<T>, name?: string, persist?: boolean): TestRun<T>;
 
 		/**
 		 * Creates a new managed {@link TestItem} instance.
@@ -2422,7 +2422,7 @@ declare module 'vscode' {
 
 		/**
 		 * Starts a test run. When called, the controller should call
-		 * {@link vscode.test.createTestRunTask}. All tasks associated with the
+		 * {@link vscode.test.createTestRun}. All tasks associated with the
 		 * run should be created before the function returns or the reutrned
 		 * promise is resolved.
 		 *
@@ -2459,7 +2459,7 @@ declare module 'vscode' {
 	/**
 	 * Options given to {@link TestController.runTests}
 	 */
-	export interface TestRunTask<T = void> {
+	export interface TestRun<T = void> {
 		/**
 		 * The human-readable name of the run. This can be used to
 		 * disambiguate multiple sets of results in a test run. It is useful if
diff --git a/src/vs/workbench/api/common/extHost.api.impl.ts b/src/vs/workbench/api/common/extHost.api.impl.ts
index 1bfd345a466..14757bf88e9 100644
--- a/src/vs/workbench/api/common/extHost.api.impl.ts
+++ b/src/vs/workbench/api/common/extHost.api.impl.ts
@@ -356,9 +356,9 @@ export function createApiFactoryAndRegisterActors(accessor: ServicesAccessor): I
 			createTestItem<T>(options: vscode.TestItemOptions, data?: T) {
 				return new extHostTypes.TestItemImpl(options.id, options.label, options.uri, data);
 			},
-			createTestRunTask(request, name, persist) {
+			createTestRun(request, name, persist) {
 				checkProposedApiEnabled(extension);
-				return extHostTesting.createTestRunTask(extension.identifier.value, request, name, persist);
+				return extHostTesting.createTestRun(extension.identifier.value, request, name, persist);
 			},
 			get onDidChangeTestResults() {
 				checkProposedApiEnabled(extension);
@@ -370,6 +370,9 @@ export function createApiFactoryAndRegisterActors(accessor: ServicesAccessor): I
 			},
 		};
 
+		// todo@connor4312: backwards compatibility for a short period
+		(test as any).createTestRunTask = test.createTestRun;
+
 		// namespace: extensions
 		const extensions: typeof vscode.extensions = {
 			getExtension(extensionId: string): vscode.Extension<any> | undefined {
diff --git a/src/vs/workbench/api/common/extHostTesting.ts b/src/vs/workbench/api/common/extHostTesting.ts
index c90ffb0dece..7afd44dfc34 100644
--- a/src/vs/workbench/api/common/extHostTesting.ts
+++ b/src/vs/workbench/api/common/extHostTesting.ts
@@ -111,10 +111,10 @@ export class ExtHostTesting implements ExtHostTestingShape {
 	}
 
 	/**
-	 * Implements vscode.test.createTestRunTask
+	 * Implements vscode.test.createTestRun
 	 */
-	public createTestRunTask<T>(extensionId: string, request: vscode.TestRunRequest<T>, name: string | undefined, persist = true): vscode.TestRunTask<T> {
-		return this.runQueue.createTestRunTask(extensionId, request, name, persist);
+	public createTestRun<T>(extensionId: string, request: vscode.TestRunRequest<T>, name: string | undefined, persist = true): vscode.TestRun<T> {
+		return this.runQueue.createTestRun(extensionId, request, name, persist);
 	}
 
 	/**
@@ -318,7 +318,7 @@ export class ExtHostTesting implements ExtHostTestingShape {
 
 /**
  * Queues runs for a single extension and provides the currently-executing
- * run so that `createTestRunTask` can be properly correlated.
+ * run so that `createTestRun` can be properly correlated.
  */
 class TestRunQueue {
 	private readonly state = new Map</* extensionId */ string, {
@@ -375,9 +375,9 @@ class TestRunQueue {
 	}
 
 	/**
-	 * Implements the public `createTestRunTask` API.
+	 * Implements the public `createTestRun` API.
 	 */
-	public createTestRunTask<T>(extensionId: string, request: vscode.TestRunRequest<T>, name: string | undefined, persist: boolean): vscode.TestRunTask<T> {
+	public createTestRun<T>(extensionId: string, request: vscode.TestRunRequest<T>, name: string | undefined, persist: boolean): vscode.TestRun<T> {
 		const state = this.state.get(extensionId);
 		// If the request is for the currently-executing `runTests`, then correlate
 		// it to that existing run. Otherwise return a new, detached run.
@@ -466,7 +466,7 @@ class TestRunDto {
 	}
 }
 
-class TestRunTask<T> implements vscode.TestRunTask<T> {
+class TestRunTask<T> implements vscode.TestRun<T> {
 	readonly #proxy: MainThreadTestingShape;
 	readonly #req: TestRunDto;
 	readonly #taskId = generateUuid();