diff --git a/manga_translator/translators/chatgpt.py b/manga_translator/translators/chatgpt.py
index b65e6461b..31dc6d3e4 100644
--- a/manga_translator/translators/chatgpt.py
+++ b/manga_translator/translators/chatgpt.py
@@ -8,7 +8,7 @@
 from typing import List, Dict
 
 from .common import CommonTranslator, MissingAPIKeyException
-from .keys import OPENAI_API_KEY, OPENAI_HTTP_PROXY, OPENAI_API_BASE
+from .keys import OPENAI_API_KEY, OPENAI_HTTP_PROXY, OPENAI_API_BASE,CHATGPT_4_MODEL
 CONFIG = None
 
 class GPT3Translator(CommonTranslator):
@@ -328,7 +328,7 @@ def strip_first_line(txt: str) :
             return txt
 
         response = await self.client.chat.completions.create(
-            model='gpt-4o',
+            model=CHATGPT_4_MODEL,
             messages=messages,
             max_tokens=self._MAX_TOKENS // 2,
             temperature=self.temperature,
diff --git a/manga_translator/translators/keys.py b/manga_translator/translators/keys.py
index f08a289ac..932777638 100644
--- a/manga_translator/translators/keys.py
+++ b/manga_translator/translators/keys.py
@@ -16,6 +16,7 @@
 OPENAI_HTTP_PROXY = os.getenv('OPENAI_HTTP_PROXY') # TODO: Replace with --proxy
 
 OPENAI_API_BASE = os.getenv('OPENAI_API_BASE', 'https://api.openai.com/v1') #使用api-for-open-llm例子 http://127.0.0.1:8000/v1
+CHATGPT_4_MODEL=os.getenv('CHATGPT_4_MODEL','gpt-4o')
 
 # sakura
 SAKURA_API_BASE = os.getenv('SAKURA_API_BASE', 'http://127.0.0.1:8080/v1') #SAKURA API地址
@@ -27,4 +28,4 @@
 
 # deepseek
 DEEPSEEK_API_KEY = os.getenv('DEEPSEEK_API_KEY', '')
-DEEPSEEK_API_BASE  = os.getenv('DEEPSEEK_API_BASE', 'https://api.deepseek.com')
\ No newline at end of file
+DEEPSEEK_API_BASE  = os.getenv('DEEPSEEK_API_BASE', 'https://api.deepseek.com')