diff --git a/.gitmodules b/.gitmodules
index 1b423f75..39ef969a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -29,3 +29,7 @@
 	path = v2/crates/worldgraph
 	url = https://github.com/ruvnet/worldgraph.git
 	branch = main
+[submodule "vendor/metaharness"]
+	path = vendor/metaharness
+	url = https://github.com/ruvnet/metaharness
+	branch = main
diff --git a/vendor/metaharness b/vendor/metaharness
new file mode 160000
index 00000000..87b6c517
--- /dev/null
+++ b/vendor/metaharness
@@ -0,0 +1 @@
+Subproject commit 87b6c517c7e6bb021762b002bfa54c4f5b4acd65