From 8a7ec7401919d40da4f6fcd5120179e0d8e7b65d Mon Sep 17 00:00:00 2001
From: Anton Panasenko <apanasenko@openai.com>
Date: Tue, 9 Sep 2025 12:18:34 -0700
Subject: [PATCH] [codex] check if write cycle is active for stream on agent
 message

---
 codex-rs/tui/src/chatwidget.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/codex-rs/tui/src/chatwidget.rs b/codex-rs/tui/src/chatwidget.rs
index dca821f255..ab88110d6a 100644
--- a/codex-rs/tui/src/chatwidget.rs
+++ b/codex-rs/tui/src/chatwidget.rs
@@ -184,6 +184,9 @@ impl ChatWidget {
     }
 
     fn on_agent_message(&mut self, message: String) {
+        if !self.stream.is_write_cycle_active() {
+            return;
+        }
         let sink = AppEventHistorySink(self.app_event_tx.clone());
         let finished = self.stream.apply_final_answer(&message, &sink);
         self.handle_if_stream_finished(finished);