From d8a2cab3d909d9e7f8bfd71f2fda9e8924ce4b8d Mon Sep 17 00:00:00 2001
From: Alexey Zaytsev <alexey.zaytsev@gmail.com>
Date: Wed, 24 Jun 2026 21:40:27 -0500
Subject: [PATCH] fix(coding-agent): drain startup benchmark replies

---
 packages/coding-agent/src/main.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/coding-agent/src/main.ts b/packages/coding-agent/src/main.ts
index bbff87e7..3eb5d5eb 100644
--- a/packages/coding-agent/src/main.ts
+++ b/packages/coding-agent/src/main.ts
@@ -810,6 +810,9 @@ export async function main(args: string[], options?: MainOptions) {
 		if (startupBenchmark) {
 			await interactiveMode.init();
 			time("interactiveMode.init");
+			// Give the TUI's stdin handler a brief chance to consume terminal query replies
+			// (Kitty keyboard protocol, device attributes, cell size) before restoring the terminal.
+			await new Promise((resolve) => setTimeout(resolve, 150));
 			interactiveMode.stop();
 			stopThemeWatcher();
 			printTimings();