diff --git a/.changeset/disable-wsl-terminal-progress.md b/.changeset/disable-wsl-terminal-progress.md
new file mode 100644
index 000000000..268a1aefb
--- /dev/null
+++ b/.changeset/disable-wsl-terminal-progress.md
@@ -0,0 +1,5 @@
+---
+"@moonshot-ai/kimi-code": patch
+---
+
+Disable terminal progress reporting under WSL in Windows Terminal.
diff --git a/apps/kimi-code/src/tui/utils/terminal-notification.ts b/apps/kimi-code/src/tui/utils/terminal-notification.ts
index ab6f1bff7..7861d9712 100644
--- a/apps/kimi-code/src/tui/utils/terminal-notification.ts
+++ b/apps/kimi-code/src/tui/utils/terminal-notification.ts
@@ -120,7 +120,7 @@ export function supportsOsc9Notification(env: NodeJS.ProcessEnv = process.env):
  * always safe.
  */
 export function supportsTerminalProgress(env: NodeJS.ProcessEnv = process.env): boolean {
-  if ((env['WT_SESSION'] ?? '').length > 0) return true;
+  if ((env['WT_SESSION'] ?? '').length > 0) return !isInsideWsl(env);
   if (env['ConEmuANSI'] === 'ON') return true;
   const termProgram = env['TERM_PROGRAM'] ?? '';
   if (termProgram === 'ghostty' || termProgram === 'WezTerm') return true;
@@ -134,6 +134,14 @@ export function isInsideTmux(env: NodeJS.ProcessEnv = process.env): boolean {
   return tmux.length > 0;
 }
 
+function isInsideWsl(env: NodeJS.ProcessEnv): boolean {
+  return (
+    (env['WSL_DISTRO_NAME'] ?? '').length > 0 ||
+    (env['WSLENV'] ?? '').length > 0 ||
+    (env['WSL_INTEROP'] ?? '').length > 0
+  );
+}
+
 function sanitizeNotificationText(value: string): string {
   return Array.from(value)
     .map((ch) => (isControlCharacter(ch) ? ' ' : ch))
diff --git a/apps/kimi-code/test/tui/terminal-notification.test.ts b/apps/kimi-code/test/tui/terminal-notification.test.ts
index cef7b8086..0c823d59c 100644
--- a/apps/kimi-code/test/tui/terminal-notification.test.ts
+++ b/apps/kimi-code/test/tui/terminal-notification.test.ts
@@ -222,6 +222,18 @@ describe('supportsTerminalProgress', () => {
     expect(supportsTerminalProgress({ ConEmuANSI: 'ON' })).toBe(true);
   });
 
+  it('rejects Windows Terminal under WSL', () => {
+    expect(supportsTerminalProgress({ WT_SESSION: 'abc-123', WSL_DISTRO_NAME: 'example' })).toBe(
+      false,
+    );
+    expect(supportsTerminalProgress({ WT_SESSION: 'abc-123', WSLENV: 'WT_SESSION/u' })).toBe(
+      false,
+    );
+    expect(
+      supportsTerminalProgress({ WT_SESSION: 'abc-123', WSL_INTEROP: '/run/WSL/example.sock' }),
+    ).toBe(false);
+  });
+
   it('detects Ghostty / WezTerm via TERM_PROGRAM and TERM', () => {
     expect(supportsTerminalProgress({ TERM_PROGRAM: 'ghostty' })).toBe(true);
     expect(supportsTerminalProgress({ TERM: 'xterm-ghostty' })).toBe(true);