diff --git a/services/mam-api/src/db/migrations/005-node-capabilities.sql b/services/mam-api/src/db/migrations/005-node-capabilities.sql
new file mode 100644
index 0000000..8a06e6a
--- /dev/null
+++ b/services/mam-api/src/db/migrations/005-node-capabilities.sql
@@ -0,0 +1,4 @@
+-- Add hardware capabilities column to cluster_nodes
+-- Stores GPUs and capture cards detected/reported by node-agent
+ALTER TABLE cluster_nodes
+  ADD COLUMN IF NOT EXISTS capabilities JSONB DEFAULT '{}';