diff --git a/+llms/+internal/callOpenAIChatAPI.m b/+llms/+internal/callOpenAIChatAPI.m
index 3cd485c..8762cfb 100644
--- a/+llms/+internal/callOpenAIChatAPI.m
+++ b/+llms/+internal/callOpenAIChatAPI.m
@@ -119,18 +119,16 @@
 
 parameters.stream = ~isempty(nvp.StreamFun);
 
-if ~isempty(functions) && ~strcmp(nvp.ModelName,'gpt-4-vision-preview')
+if ~isempty(functions)
     parameters.tools = functions;
 end
 
-if ~isempty(nvp.ToolChoice) && ~strcmp(nvp.ModelName,'gpt-4-vision-preview')
+if ~isempty(nvp.ToolChoice)
     parameters.tool_choice = nvp.ToolChoice;
 end
 
-if ismember(nvp.ModelName,["gpt-3.5-turbo-1106","gpt-4-1106-preview"])
-    if strcmp(nvp.ResponseFormat,"json")
-        parameters.response_format = struct('type','json_object');
-    end
+if strcmp(nvp.ResponseFormat,"json")
+    parameters.response_format = struct('type','json_object');
 end
 
 if ~isempty(nvp.Seed)
@@ -142,9 +140,6 @@
 dict = mapNVPToParameters;
 
 nvpOptions = keys(dict);
-if strcmp(nvp.ModelName,'gpt-4-vision-preview')
-    nvpOptions(ismember(nvpOptions,"StopSequences")) = [];
-end
 
 for opt = nvpOptions.'
     if isfield(nvp, opt)