diff --git a/omnitool/gradio/agent/vlm_agent.py b/omnitool/gradio/agent/vlm_agent.py
index 9f631a70..50aa6f04 100644
--- a/omnitool/gradio/agent/vlm_agent.py
+++ b/omnitool/gradio/agent/vlm_agent.py
@@ -41,6 +41,8 @@ def __init__(
     ):
         if model == "omniparser + gpt-4o":
             self.model = "gpt-4o-2024-11-20"
+        elif model == "omniparser + gpt-4.5-preview":
+            self.model = "gpt-4.5-preview"
         elif model == "omniparser + R1":
             self.model = "deepseek-r1-distill-llama-70b"
         elif model == "omniparser + qwen2.5vl":
diff --git a/omnitool/gradio/agent/vlm_agent_with_orchestrator.py b/omnitool/gradio/agent/vlm_agent_with_orchestrator.py
index 650a8e30..a8d9d7c8 100644
--- a/omnitool/gradio/agent/vlm_agent_with_orchestrator.py
+++ b/omnitool/gradio/agent/vlm_agent_with_orchestrator.py
@@ -77,6 +77,8 @@ def __init__(
     ):
         if model == "omniparser + gpt-4o" or model == "omniparser + gpt-4o-orchestrated":
             self.model = "gpt-4o-2024-11-20"
+        elif model == "omniparser + gpt-4.5-preview" or model == "omniparser + gpt-4.5-preview-orchestrated":
+            self.model = "gpt-4.5-preview"
         elif model == "omniparser + R1" or model == "omniparser + R1-orchestrated":
             self.model = "deepseek-r1-distill-llama-70b"
         elif model == "omniparser + qwen2.5vl" or model == "omniparser + qwen2.5vl-orchestrated":
diff --git a/omnitool/gradio/app.py b/omnitool/gradio/app.py
index 54cca8a0..b02226fb 100644
--- a/omnitool/gradio/app.py
+++ b/omnitool/gradio/app.py
@@ -302,7 +302,7 @@ def get_header_image_base64():
             with gr.Column():
                 model = gr.Dropdown(
                     label="Model",
-                    choices=["omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl", "claude-3-5-sonnet-20241022", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"],
+                    choices=["omniparser + gpt-4.5-preview","omniparser + gpt-4.5-preview-orchestrated","omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl", "claude-3-5-sonnet-20241022", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"],
                     value="omniparser + gpt-4o",
                     interactive=True,
                 )
@@ -356,7 +356,7 @@ def update_model(model_selection, state):
         
         if model_selection == "claude-3-5-sonnet-20241022":
             provider_choices = [option.value for option in APIProvider if option.value != "openai"]
-        elif model_selection in set(["omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated"]):
+        elif model_selection in set(["omniparser + gpt-4.5-preview","omniparser + gpt-4.5-preview-orchestrated","omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated"]):
             provider_choices = ["openai"]
         elif model_selection == "omniparser + R1":
             provider_choices = ["groq"]
diff --git a/omnitool/gradio/app_new.py b/omnitool/gradio/app_new.py
index a9e5e6d2..454eaa0a 100644
--- a/omnitool/gradio/app_new.py
+++ b/omnitool/gradio/app_new.py
@@ -528,7 +528,7 @@ def auto_refresh_files(state):
             with gr.Column():
                 model = gr.Dropdown(
                     label="Model",
-                    choices=["omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl", "claude-3-5-sonnet-20241022", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"],
+                    choices=["omniparser + gpt-4.5-preview-orchestrated","omniparser + gpt-4.5-preview","omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl", "claude-3-5-sonnet-20241022", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"],
                     value="omniparser + gpt-4o-orchestrated",
                     interactive=True,
                     container=True
@@ -623,7 +623,7 @@ def update_model(model_selection, state):
         
         if model_selection == "claude-3-5-sonnet-20241022":
             provider_choices = [option.value for option in APIProvider if option.value != "openai"]
-        elif model_selection in set(["omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated"]):
+        elif model_selection in set(["omniparser + gpt-4.5-preview-orchestrated", "omniparser + gpt-4.5-preview","omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated"]):
             provider_choices = ["openai"]
         elif model_selection == "omniparser + R1":
             provider_choices = ["groq"]
diff --git a/omnitool/gradio/loop.py b/omnitool/gradio/loop.py
index 9ce63169..23856667 100644
--- a/omnitool/gradio/loop.py
+++ b/omnitool/gradio/loop.py
@@ -66,7 +66,7 @@ def sampling_loop_sync(
             max_tokens=max_tokens,
             only_n_most_recent_images=only_n_most_recent_images
         )
-    elif model in set(["omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl"]):
+    elif model in set(["omniparser + gpt-4.5-preview","omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl"]):
         actor = VLMAgent(
             model=model,
             provider=provider,
@@ -76,7 +76,7 @@ def sampling_loop_sync(
             max_tokens=max_tokens,
             only_n_most_recent_images=only_n_most_recent_images
         )
-    elif model in set(["omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"]):
+    elif model in set(["omniparser + gpt-4.5-preview-orchestrated","omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"]):
         actor = VLMOrchestratedAgent(
             model=model,
             provider=provider,
@@ -115,7 +115,7 @@ def sampling_loop_sync(
 
             messages.append({"content": tool_result_content, "role": "user"})
     
-    elif model in set(["omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"]):
+    elif model in set(["omniparser + gpt-4.5-preview","omniparser + gpt-4.5-preview-orchestrated","omniparser + gpt-4o", "omniparser + o1", "omniparser + o3-mini", "omniparser + R1", "omniparser + qwen2.5vl", "omniparser + gpt-4o-orchestrated", "omniparser + o1-orchestrated", "omniparser + o3-mini-orchestrated", "omniparser + R1-orchestrated", "omniparser + qwen2.5vl-orchestrated"]):
         while True:
             parsed_screen = omniparser_client()
             tools_use_needed, vlm_response_json = actor(messages=messages, parsed_screen=parsed_screen)
diff --git a/requirements.txt b/requirements.txt
index 901a27fa..80a3f3bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ torch
 easyocr
 torchvision
 supervision==0.18.0
-openai==1.3.5
+openai==1.66.3
 transformers
 ultralytics==8.3.70
 azure-identity