diff --git a/src/api.py b/src/api.py
new file mode 100644
index 0000000..4309730
--- /dev/null
+++ b/src/api.py
@@ -0,0 +1,19 @@
+"""Bridge between merodi core and user plugins"""
+
+class GlobalStore:
+    def __init__(self):
+        self.data = {}
+
+class API:
+    def __init__(self):
+        self.globals = GlobalStore()
+        self.log = None
+        self.config = None
+
+api = API()
+
+def expose(name):
+    def decorator(fn):
+        setattr(api, name, fn)
+        return fn
+    return decorator