diff --git a/api/core/ops/langfuse_trace/langfuse_trace.py b/api/core/ops/langfuse_trace/langfuse_trace.py
index 46795c8c3c..06eb3e2f43 100644
--- a/api/core/ops/langfuse_trace/langfuse_trace.py
+++ b/api/core/ops/langfuse_trace/langfuse_trace.py
@@ -121,7 +121,9 @@ class LangFuseDataTrace(BaseTraceInstance):
             node_type = node_execution.node_type
             status = node_execution.status
             if node_type == "llm":
-                inputs = json.loads(node_execution.process_data).get("prompts", {})
+                inputs = json.loads(node_execution.process_data).get(
+                    "prompts", {}
+                    ) if node_execution.process_data else {}
             else:
                 inputs = json.loads(node_execution.inputs) if node_execution.inputs else {}
             outputs = (
diff --git a/api/core/ops/langsmith_trace/langsmith_trace.py b/api/core/ops/langsmith_trace/langsmith_trace.py
index 422830fb1e..1dbda601ed 100644
--- a/api/core/ops/langsmith_trace/langsmith_trace.py
+++ b/api/core/ops/langsmith_trace/langsmith_trace.py
@@ -114,7 +114,9 @@ class LangSmithDataTrace(BaseTraceInstance):
             node_type = node_execution.node_type
             status = node_execution.status
             if node_type == "llm":
-                inputs = json.loads(node_execution.process_data).get("prompts", {})
+                inputs = json.loads(node_execution.process_data).get(
+                    "prompts", {}
+                    ) if node_execution.process_data else {}
             else:
                 inputs = json.loads(node_execution.inputs) if node_execution.inputs else {}
             outputs = (