diff --git a/apps/api/src/services/nvidia_provider.py b/apps/api/src/services/nvidia_provider.py
index a6c611a41..7fa80f578 100644
--- a/apps/api/src/services/nvidia_provider.py
+++ b/apps/api/src/services/nvidia_provider.py
@@ -750,7 +750,7 @@ class NvidiaProvider:
                     NVIDIA_LATENCY_HISTOGRAM.observe(latency_ms / 1000)
 
                     # Langfuse
-                    langfuse_ctx.trace.generation(
+                    langfuse_ctx.generation(
                         name="nvidia_chat",
                         model=model_name,
                         input=prompt[:500],