From 31ab09758690d72b3e92fc3ead28f34b2e4d3c2b Mon Sep 17 00:00:00 2001
From: Hassieb Pakzad <68423100+hassiebp@users.noreply.github.com>
Date: Mon, 16 Dec 2024 10:15:18 +0100
Subject: [PATCH] fix(openai): remove response_format in model distil feat

---
 langfuse/openai.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/langfuse/openai.py b/langfuse/openai.py
index 06bd20371..b3a06a229 100644
--- a/langfuse/openai.py
+++ b/langfuse/openai.py
@@ -175,6 +175,10 @@ def get_openai_args(self):
         if self.kwargs.get("store", False):
             self.kwargs["metadata"] = self.args.get("metadata", {})
 
+            # OpenAI does not support non-string type values in metadata when using
+            # model distillation feature
+            self.kwargs["metadata"].pop("response_format", None)
+
         return self.kwargs