diff --git a/comfy-nodes/generate_text.py b/comfy-nodes/generate_text.py
index 37d6f18..165a849 100644
--- a/comfy-nodes/generate_text.py
+++ b/comfy-nodes/generate_text.py
@@ -529,7 +529,7 @@ def _sanitize_params_for_log(d: dict) -> dict:
 class LLMToolkitTextGeneratorStream:
     DEFAULT_PROVIDER = "openai"
     # For default OpenAI we will use GPT-4o mini (or 4o-mini) – alias may differ
-    DEFAULT_MODEL: str = "gpt-4o-mini"
+    DEFAULT_MODEL: str = "gpt-4.1-mini"
 
     MODEL_LIST: List[str] = [DEFAULT_MODEL]
 
@@ -800,4 +800,4 @@ NODE_CLASS_MAPPINGS = {
 NODE_DISPLAY_NAME_MAPPINGS = {
     "LLMToolkitTextGenerator": "Generate Text (LLMToolkit)",
     "LLMToolkitTextGeneratorStream": "Generate Text Stream (LLMToolkit)" # New display name
-}
\ No newline at end of file
+}