diff --git a/README.md b/README.md
index 30dbbf6..52a0415 100644
--- a/README.md
+++ b/README.md
@@ -92,6 +92,7 @@ Functional examples are included in the
 
 | Name | Description |
 |------|-------------|
+| apphub\_service\_uri | Service URI in CAIS style to be used by Apphub. |
 | bucket | Bucket resource (for single use). |
 | buckets | Bucket resources as list. |
 | buckets\_map | Bucket resources by name. |
diff --git a/metadata.yaml b/metadata.yaml
index 811900b..ef1bb9e 100644
--- a/metadata.yaml
+++ b/metadata.yaml
@@ -239,6 +239,16 @@ spec:
         varType: map(any)
         defaultValue: {}
     outputs:
+      - name: apphub_service_uri
+        description: Service URI in CAIS style to be used by Apphub.
+        type:
+          - object
+          - service_id:
+              - tuple
+              - - string
+            service_uri:
+              - tuple
+              - - string
       - name: bucket
         description: Bucket resource (for single use).
         type:
diff --git a/outputs.tf b/outputs.tf
index e9600ce..a702208 100644
--- a/outputs.tf
+++ b/outputs.tf
@@ -68,3 +68,11 @@ output "hmac_keys" {
   value       = google_storage_hmac_key.hmac_keys[*]
   sensitive   = true
 }
+
+output "apphub_service_uri" {
+  value = {
+    service_uri = local.buckets_list[*].self_link
+    service_id  = local.buckets_list[*].name
+  }
+  description = "Service URI in CAIS style to be used by Apphub."
+}