diff --git a/metagpt/provider/openai_api.py b/metagpt/provider/openai_api.py
index 3f3a4e1a7..3a9aca870 100644
--- a/metagpt/provider/openai_api.py
+++ b/metagpt/provider/openai_api.py
@@ -235,3 +235,7 @@ class OpenAILLM(BaseLLM):
     async def amoderation(self, content: Union[str, list[str]]):
         """Moderate content."""
         return await self.aclient.moderations.create(input=content)
+
+    async def atext_to_speech(self, **kwargs):
+        """text to speech"""
+        return await self.aclient.audio.speech.create(**kwargs)
diff --git a/tests/metagpt/provider/test_openai.py b/tests/metagpt/provider/test_openai.py
index ca9e918da..bf19a77b8 100644
--- a/tests/metagpt/provider/test_openai.py
+++ b/tests/metagpt/provider/test_openai.py
@@ -42,6 +42,17 @@ async def test_aask_code_message():
     assert len(rsp["code"]) > 0
 
 
+@pytest.mark.asyncio
+async def test_text_to_speech():
+    llm = LLM()
+    resp = await llm.atext_to_speech(
+        model="tts-1",
+        voice="alloy",
+        input="人生说起来长，但知道一个岁月回头看，许多事件仅是仓促的。一段一段拼凑一起，合成了人生。苦难当头时，当下不免觉得是折磨；回头看，也不够是一段短短的人生旅程。",
+    )
+    assert 200 == resp.response.status_code
+
+
 class TestOpenAI:
     def test_make_client_kwargs_without_proxy(self):
         instance = OpenAILLM(mock_llm_config)