diff --git a/libs/experimental/langchain_experimental/smart_llm/base.py b/libs/experimental/langchain_experimental/smart_llm/base.py
index 8301c5df534..d9d8929cb07 100644
--- a/libs/experimental/langchain_experimental/smart_llm/base.py
+++ b/libs/experimental/langchain_experimental/smart_llm/base.py
@@ -66,6 +66,7 @@ class SmartLLMChain(Chain):
 
     prompt: BasePromptTemplate
     """Prompt object to use."""
+    output_key: str = "resolution"
     ideation_llm: Optional[BaseLanguageModel] = None
     """LLM to use in ideation step. If None given, 'llm' will be used."""
     critique_llm: Optional[BaseLanguageModel] = None
@@ -132,8 +133,8 @@ class SmartLLMChain(Chain):
     def output_keys(self) -> List[str]:
         """Defines the output keys."""
         if self.return_intermediate_steps:
-            return ["ideas", "critique", "resolution"]
-        return ["resolution"]
+            return ["ideas", "critique", self.output_key]
+        return [self.output_key]
 
     def prep_prompts(
         self,
@@ -169,8 +170,8 @@ class SmartLLMChain(Chain):
         self.history.critique = critique
         resolution = self._resolve(stop, run_manager)
         if self.return_intermediate_steps:
-            return {"ideas": ideas, "critique": critique, "resolution": resolution}
-        return {"resolution": resolution}
+            return {"ideas": ideas, "critique": critique, self.output_key: resolution}
+        return {self.output_key: resolution}
 
     def _get_text_from_llm_result(self, result: LLMResult, step: str) -> str:
         """Between steps, only the LLM result text is passed, not the LLMResult object.