diff --git a/api/core/third_party/langchain/llms/openllm.py b/api/core/third_party/langchain/llms/openllm.py
index a2a2857b1..6151fe3f1 100644
--- a/api/core/third_party/langchain/llms/openllm.py
+++ b/api/core/third_party/langchain/llms/openllm.py
@@ -66,6 +66,7 @@ class OpenLLM(LLM):
 
         json_response = response.json()
         completion = json_response["responses"][0]
+        completion = completion.lstrip(prompt)
 
         if stop is not None:
             completion = enforce_stop_tokens(completion, stop)