diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 00000000..0bb75f73
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.onnx filter=lfs diff=lfs merge=lfs -text
diff --git a/.gitignore b/.gitignore
index 9346de64..528f7ffd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,10 @@
-models/
+# Training artifacts (checkpoints, intermediate models, optimizers)
+# Production ONNX model (v15) tracked via LFS — force-added
+models/*
+!models/v15_mpnet_full_overlap/
+models/v15_mpnet_full_overlap/*
+!models/v15_mpnet_full_overlap/onnx/
+
 cache/
 __pycache__/
 *.egg-info/