diff --git a/MODEL_REGISTRY.md b/MODEL_REGISTRY.md
index b3ad75a..c505c17 100644
--- a/MODEL_REGISTRY.md
+++ b/MODEL_REGISTRY.md
@@ -22,5 +22,13 @@
         },
         "registered": true,
         "active": true
+    },
+    "carbon": {
+        "version": "v0.0.1",
+        "stage": {
+            "dev": "v0.0.1"
+        },
+        "registered": true,
+        "active": true
     }
 }