diff --git a/packages/components/models.json b/packages/components/models.json
index 6a9c31cda..605b324e4 100644
--- a/packages/components/models.json
+++ b/packages/components/models.json
@@ -612,6 +612,10 @@
                     "label": "gpt-4o-2024-05-13",
                     "name": "gpt-4o-2024-05-13"
                 },
+                {
+                    "label": "o3-mini",
+                    "name": "o3-mini"
+                },
                 {
                     "label": "o1-preview (latest)",
                     "name": "o1-preview"
diff --git a/packages/components/nodes/chatmodels/ChatOpenAI/ChatOpenAI.ts b/packages/components/nodes/chatmodels/ChatOpenAI/ChatOpenAI.ts
index 4e568d6c0..c95e4312e 100644
--- a/packages/components/nodes/chatmodels/ChatOpenAI/ChatOpenAI.ts
+++ b/packages/components/nodes/chatmodels/ChatOpenAI/ChatOpenAI.ts
@@ -211,6 +211,9 @@ class ChatOpenAI_ChatModels implements INode {
             streaming: streaming ?? true
         }
 
+        if (modelName === 'o3-mini') {
+            delete obj.temperature
+        }
         if (maxTokens) obj.maxTokens = parseInt(maxTokens, 10)
         if (topP) obj.topP = parseFloat(topP)
         if (frequencyPenalty) obj.frequencyPenalty = parseFloat(frequencyPenalty)