diff --git a/modules/chat.py b/modules/chat.py
index daecd50b..10785c19 100644
--- a/modules/chat.py
+++ b/modules/chat.py
@@ -882,6 +882,8 @@ def generate_search_query(user_message, state):
         query = query.rsplit("</think>", 1)[1]
     elif "<|start|>assistant<|channel|>final<|message|>" in query:
         query = query.rsplit("<|start|>assistant<|channel|>final<|message|>", 1)[1]
+    elif "<|channel|>final<|message|>" in query:
+        query = query.rsplit("<|channel|>final<|message|>", 1)[1]
     elif "</seed:think>" in query:
         query = query.rsplit("</seed:think>", 1)[1]
 
diff --git a/modules/reasoning.py b/modules/reasoning.py
index 3a9ab546..bc61aab3 100644
--- a/modules/reasoning.py
+++ b/modules/reasoning.py
@@ -4,8 +4,8 @@ import html as html_module
 # Use None for start_tag to match from beginning (end-only formats should be listed last)
 THINKING_FORMATS = [
     ('<think>', '</think>', None),
-    ('<|channel|>analysis<|message|>', '<|end|>', '<|start|>assistant<|channel|>final<|message|>'),
-    ('<|channel|>commentary<|message|>', '<|end|>', '<|start|>assistant<|channel|>final<|message|>'),
+    ('<|channel|>analysis<|message|>', '<|end|>', '<|channel|>final<|message|>'),
+    ('<|channel|>commentary<|message|>', '<|end|>', '<|channel|>final<|message|>'),
     ('<seed:think>', '</seed:think>', None),
     ('<|think|>', '<|end|>', '<|content|>'),  # Solar Open
     # ('Thinking Process:', '</think>', None),  # Qwen3.5 verbose thinking outside tags -- removed: too prone to false positives in streaming
@@ -81,4 +81,14 @@ def extract_reasoning(text, html_escaped=False):
 
         return text[thought_start:thought_end], text[content_start:]
 
+    # Handle standalone GPT-OSS final channel marker without a preceding
+    # analysis/commentary block (the model skipped thinking entirely).
+    for marker in ['<|start|>assistant<|channel|>final<|message|>', '<|channel|>final<|message|>']:
+        marker_esc = esc(marker)
+        pos = text.find(marker_esc)
+        if pos != -1:
+            before = text[:pos].strip()
+            after = text[pos + len(marker_esc):]
+            return (before if before else None), after
+
     return None, text
diff --git a/modules/ui_image_generation.py b/modules/ui_image_generation.py
index e9df9bd3..dc108f6d 100644
--- a/modules/ui_image_generation.py
+++ b/modules/ui_image_generation.py
@@ -728,6 +728,8 @@ def generate_prompt_variation(state):
         variation = variation.rsplit("</think>", 1)[1]
     elif "<|start|>assistant<|channel|>final<|message|>" in variation:
         variation = variation.rsplit("<|start|>assistant<|channel|>final<|message|>", 1)[1]
+    elif "<|channel|>final<|message|>" in variation:
+        variation = variation.rsplit("<|channel|>final<|message|>", 1)[1]
     elif "</seed:think>" in variation:
         variation = variation.rsplit("</seed:think>", 1)[1]