diff --git a/griptape/drivers/prompt/openai_chat_prompt_driver.py b/griptape/drivers/prompt/openai_chat_prompt_driver.py
index 9e25bcbd2..70a580763 100644
--- a/griptape/drivers/prompt/openai_chat_prompt_driver.py
+++ b/griptape/drivers/prompt/openai_chat_prompt_driver.py
@@ -169,7 +169,11 @@ def _base_params(self, prompt_stack: PromptStack) -> dict:
             "user": self.user,
             "seed": self.seed,
             **({"modalities": self.modalities} if self.modalities and not self.is_reasoning_model else {}),
-            **({"reasoning_effort": self.reasoning_effort} if self.model in ("o1", "o3-mini") else {}),
+            **(
+                {"reasoning_effort": self.reasoning_effort}
+                if self.is_reasoning_model and self.model != "o1-mini"
+                else {}
+            ),
             **({"temperature": self.temperature} if not self.is_reasoning_model else {}),
             **({"audio": self.audio} if "audio" in self.modalities else {}),
             **({"stop": self.tokenizer.stop_sequences} if self.tokenizer.stop_sequences else {}),
diff --git a/tests/unit/drivers/prompt/test_openai_chat_prompt_driver.py b/tests/unit/drivers/prompt/test_openai_chat_prompt_driver.py
index 217f2e372..2415741e9 100644
--- a/tests/unit/drivers/prompt/test_openai_chat_prompt_driver.py
+++ b/tests/unit/drivers/prompt/test_openai_chat_prompt_driver.py
@@ -452,7 +452,7 @@ def test_init(self):
 
     @pytest.mark.parametrize("use_native_tools", [True, False])
     @pytest.mark.parametrize("structured_output_strategy", ["native", "tool", "rule", "foo"])
-    @pytest.mark.parametrize("model", ["gpt-4o", "o1", "o3"])
+    @pytest.mark.parametrize("model", ["gpt-4o", "o1", "o3", "o3-mini"])
     @pytest.mark.parametrize("modalities", [["text"], ["text", "audio"], ["audio"]])
     def test_try_run(
         self,
@@ -496,7 +496,7 @@ def test_try_run(
             **{
                 "reasoning_effort": driver.reasoning_effort,
             }
-            if driver.model in ("o1", "o3-mini")
+            if driver.is_reasoning_model and model != "o1-mini"
             else {},
             **{
                 "temperature": driver.temperature,
@@ -631,7 +631,7 @@ def test_try_run_response_format_json_schema(self, mock_chat_completion_create,
 
     @pytest.mark.parametrize("use_native_tools", [True, False])
     @pytest.mark.parametrize("structured_output_strategy", ["native", "tool", "rule", "foo"])
-    @pytest.mark.parametrize("model", ["gpt-4o", "o1", "o3"])
+    @pytest.mark.parametrize("model", ["gpt-4o", "o1", "o3", "o3-mini"])
     @pytest.mark.parametrize("modalities", [["text"], ["text", "audio"], ["audio"]])
     def test_try_stream_run(
         self,
@@ -671,16 +671,8 @@ def test_try_stream_run(
             }
             if "audio" in driver.modalities
             else {},
-            **{
-                "modalities": driver.modalities,
-            }
-            if not driver.is_reasoning_model
-            else {},
-            **{
-                "reasoning_effort": driver.reasoning_effort,
-            }
-            if driver.model in ("o1", "o3-mini")
-            else {},
+            **{"modalities": driver.modalities} if not driver.is_reasoning_model else {},
+            **{"reasoning_effort": driver.reasoning_effort} if driver.is_reasoning_model and model != "o1-mini" else {},
             **{
                 "temperature": driver.temperature,
             }