diff --git a/extensions/vscode-api-tests/src/extension.ts b/extensions/vscode-api-tests/src/extension.ts
index 3886f5fde75..c49f62a38c2 100644
--- a/extensions/vscode-api-tests/src/extension.ts
+++ b/extensions/vscode-api-tests/src/extension.ts
@@ -5,8 +5,11 @@
 
 import * as vscode from 'vscode';
 
+declare global {
+	var testExtensionContext: vscode.ExtensionContext;
+}
+
 export function activate(_context: vscode.ExtensionContext) {
 	// Set context as a global as some tests depend on it
-	// eslint-disable-next-line local/code-no-any-casts
-	(global as any).testExtensionContext = _context;
+	global.testExtensionContext = _context;
 }
diff --git a/extensions/vscode-api-tests/src/singlefolder-tests/chat.test.ts b/extensions/vscode-api-tests/src/singlefolder-tests/chat.test.ts
index d02f71ba045..b00389d4376 100644
--- a/extensions/vscode-api-tests/src/singlefolder-tests/chat.test.ts
+++ b/extensions/vscode-api-tests/src/singlefolder-tests/chat.test.ts
@@ -178,8 +178,12 @@ suite('chat', () => {
 
 		await commands.executeCommand('workbench.action.chat.newChat');
 		const result = await commands.executeCommand('workbench.action.chat.open', { query: 'hello', blockOnResponse: true });
-		// eslint-disable-next-line local/code-no-any-casts
-		assert.strictEqual((result as any).errorDetails.code, 'rate_limited');
+		type PartialChatAgentResult = {
+			errorDetails: {
+				code: string;
+			};
+		};
+		assert.strictEqual((<PartialChatAgentResult>result).errorDetails.code, 'rate_limited');
 	});
 
 	test('title provider is called for first request', async () => {
diff --git a/extensions/vscode-api-tests/src/singlefolder-tests/proxy.test.ts b/extensions/vscode-api-tests/src/singlefolder-tests/proxy.test.ts
index ae3693b7a1a..c0b4f154260 100644
--- a/extensions/vscode-api-tests/src/singlefolder-tests/proxy.test.ts
+++ b/extensions/vscode-api-tests/src/singlefolder-tests/proxy.test.ts
@@ -13,6 +13,12 @@ import * as vscode from 'vscode';
 import { Straightforward, Middleware, RequestContext, ConnectContext, isRequest, isConnect } from 'straightforward';
 import assert from 'assert';
 
+declare module 'https' {
+	interface Agent {
+		testCertificates?: string[];
+	}
+}
+
 (vscode.env.uiKind === vscode.UIKind.Web ? suite.skip : suite)('vscode API - network proxy support', () => {
 
 	teardown(async function () {
@@ -56,8 +62,7 @@ import assert from 'assert';
 		});
 
 		// Using https.globalAgent because it is shared with proxyResolver.ts and mutable.
-		// eslint-disable-next-line local/code-no-any-casts
-		(https.globalAgent as any).testCertificates = [certPEM];
+		https.globalAgent.testCertificates = [certPEM];
 		resetCaches();
 
 		try {
@@ -73,8 +78,7 @@ import assert from 'assert';
 					.on('error', reject);
 			});
 		} finally {
-			// eslint-disable-next-line local/code-no-any-casts
-			delete (https.globalAgent as any).testCertificates;
+			delete https.globalAgent.testCertificates;
 			resetCaches();
 			server.close();
 		}
diff --git a/extensions/vscode-api-tests/src/singlefolder-tests/state.test.ts b/extensions/vscode-api-tests/src/singlefolder-tests/state.test.ts
index 26d7d0a5485..54e638d5f3b 100644
--- a/extensions/vscode-api-tests/src/singlefolder-tests/state.test.ts
+++ b/extensions/vscode-api-tests/src/singlefolder-tests/state.test.ts
@@ -13,8 +13,7 @@ suite('vscode API - globalState / workspaceState', () => {
 	suiteSetup(async () => {
 		// Trigger extension activation and grab the context as some tests depend on it
 		await extensions.getExtension('vscode.vscode-api-tests')?.activate();
-		// eslint-disable-next-line local/code-no-any-casts
-		extensionContext = (global as any).testExtensionContext;
+		extensionContext = global.testExtensionContext;
 	});
 
 	test('state basics', async () => {
diff --git a/extensions/vscode-api-tests/src/singlefolder-tests/terminal.test.ts b/extensions/vscode-api-tests/src/singlefolder-tests/terminal.test.ts
index ae71c459d29..29efe71d87c 100644
--- a/extensions/vscode-api-tests/src/singlefolder-tests/terminal.test.ts
+++ b/extensions/vscode-api-tests/src/singlefolder-tests/terminal.test.ts
@@ -15,8 +15,7 @@ import { assertNoRpc, poll } from '../utils';
 	suiteSetup(async () => {
 		// Trigger extension activation and grab the context as some tests depend on it
 		await extensions.getExtension('vscode.vscode-api-tests')?.activate();
-		// eslint-disable-next-line local/code-no-any-casts
-		extensionContext = (global as any).testExtensionContext;
+		extensionContext = global.testExtensionContext;
 
 		const config = workspace.getConfiguration('terminal.integrated');
 		// Disable conpty in integration tests because of https://github.com/microsoft/vscode/issues/76548