diff --git a/README.md b/README.md
index f7adc42..0c065e0 100644
--- a/README.md
+++ b/README.md
@@ -110,7 +110,7 @@ Check out the [Budget Manual](https://github.com/n3d1117/chatgpt-telegram-bot/di
 | `IMAGE_QUALITY`                    | Quality of DALL·E images, only available for `dall-e-3`-model. Possible options: `standard` or `hd`, beware of [pricing differences](https://openai.com/pricing#image-models).                                                                                                    | `standard`                         |
 | `IMAGE_STYLE`                      | Style for DALL·E image generation, only available for `dall-e-3`-model. Possible options: `vivid` or `natural`. Check availbe styles [here](https://platform.openai.com/docs/api-reference/images/create).                                                                        | `vivid`                            |
 | `IMAGE_SIZE`                       | The DALL·E generated image size. Must be `256x256`, `512x512`, or `1024x1024` for dall-e-2. Must be `1024x1024` for dall-e-3 models.                                                                                                                                              | `512x512`                          |
-| `VISION_DETAIL`                       | The detail parameter for vision models, explained [Vision Guide](https://platform.openai.com/docs/guides/vision). Allowed values: `low` or `high`                                                                                                                                                                                  | `low`                           |
+| `VISION_DETAIL`                       | The detail parameter for vision models, explained [Vision Guide](https://platform.openai.com/docs/guides/vision). Allowed values: `low` or `high`                                                                                                                                                                                  | `auto`                           |
 | `GROUP_TRIGGER_KEYWORD`            | If set, the bot in group chats will only respond to messages that start with this keyword                                                                                                                                                                                         | -                                  |
 | `IGNORE_GROUP_TRANSCRIPTIONS`      | If set to true, the bot will not process transcriptions in group chats                                                                                                                                                                                                            | `true`                             |
 | `IGNORE_GROUP_VISION`      | If set to true, the bot will not process vision queries in group chats                                                                                                                                                                                                | `true`                              |
diff --git a/bot/main.py b/bot/main.py
index 75c86fb..8c87925 100644
--- a/bot/main.py
+++ b/bot/main.py
@@ -54,7 +54,7 @@ def main():
         'show_plugins_used': os.environ.get('SHOW_PLUGINS_USED', 'false').lower() == 'true',
         'whisper_prompt': os.environ.get('WHISPER_PROMPT', ''),
         'vision_prompt': os.environ.get('VISION_PROMPT', 'What is in this image'),
-        'vision_detail': os.environ.get('VISION_DETAIL', 'low'),
+        'vision_detail': os.environ.get('VISION_DETAIL', 'auto'),
         'vision_max_tokens': int(os.environ.get('VISION_MAX_TOKENS', '300')),
         'tts_model': os.environ.get('TTS_MODEL', 'tts-1'),
         'tts_voice': os.environ.get('TTS_VOICE', 'alloy'),