diff --git a/metagpt/configs/llm_config.py b/metagpt/configs/llm_config.py
index af8f56372..39f6e61f1 100644
--- a/metagpt/configs/llm_config.py
+++ b/metagpt/configs/llm_config.py
@@ -31,6 +31,7 @@ class LLMType(Enum):
     MOONSHOT = "moonshot"
     MISTRAL = "mistral"
     YI = "yi"  # lingyiwanwu
+    OPEN_ROUTER = "open_router"
 
     def __missing__(self, key):
         return self.OPENAI
diff --git a/metagpt/provider/openai_api.py b/metagpt/provider/openai_api.py
index 120c1d3cb..0263da989 100644
--- a/metagpt/provider/openai_api.py
+++ b/metagpt/provider/openai_api.py
@@ -40,7 +40,8 @@ from metagpt.utils.token_counter import (
 )
 
 
-@register_provider([LLMType.OPENAI, LLMType.FIREWORKS, LLMType.OPEN_LLM, LLMType.MOONSHOT, LLMType.MISTRAL, LLMType.YI])
+@register_provider([LLMType.OPENAI, LLMType.FIREWORKS, LLMType.OPEN_LLM, LLMType.MOONSHOT, LLMType.MISTRAL, LLMType.YI,
+                    LLMType.OPEN_ROUTER])
 class OpenAILLM(BaseLLM):
     """Check https://platform.openai.com/examples for examples"""