diff --git a/ansible-collection-requirements.yml b/ansible-collection-requirements.yml
index 2e27b9ff8a..f10d6f6e37 100644
--- a/ansible-collection-requirements.yml
+++ b/ansible-collection-requirements.yml
@@ -48,3 +48,7 @@ collections:
   source: https://github.com/ansible-collections/openvswitch.openvswitch
   type: git
   version: 2.1.1
+- name: osa_ops.mcapi_vexxhost
+  source: https://opendev.org/openstack/openstack-ansible-ops#/mcapi_vexxhost
+  type: git
+  version: master
diff --git a/etc/openstack_deploy/conf.d/k8s.yml.aio b/etc/openstack_deploy/conf.d/k8s.yml.aio
new file mode 100644
index 0000000000..3829c7068e
--- /dev/null
+++ b/etc/openstack_deploy/conf.d/k8s.yml.aio
@@ -0,0 +1,9 @@
+---
+cluster-api_hosts:
+  aio1:
+    ip: {{ bootstrap_host_public_address }}
+    management_ip: {{ bootstrap_host_management_address }}
+{% if 'k8sHA' in bootstrap_host_scenarios_expanded %}
+    affinity:
+      k8s_container: 3
+{% endif %}
diff --git a/inventory/env.d/k8s.yml b/inventory/env.d/k8s.yml
new file mode 100644
index 0000000000..c16856a234
--- /dev/null
+++ b/inventory/env.d/k8s.yml
@@ -0,0 +1,34 @@
+---
+# Copyright 2025, BBC R&D
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+component_skel:
+  k8s_capi:
+    belongs_to:
+      - k8s_all
+
+container_skel:
+  k8s_container:
+    belongs_to:
+      - cluster-api_containers
+    contains:
+      - k8s_capi
+
+physical_skel:
+  cluster-api_containers:
+    belongs_to:
+      - all_containers
+  cluster-api_hosts:
+    belongs_to:
+      - hosts
diff --git a/tests/roles/bootstrap-host/vars/main.yml b/tests/roles/bootstrap-host/vars/main.yml
index e0bce7f52b..259ae31b01 100644
--- a/tests/roles/bootstrap-host/vars/main.yml
+++ b/tests/roles/bootstrap-host/vars/main.yml
@@ -41,6 +41,9 @@ bootstrap_host_scenarios_expanded: |-
   {%   set _ = scenario_list.extend(['cinder', 'glance', 'neutron', 'nova', 'placement', 'horizon']) %}
   {% endif %}
   {# Service additions based on scenario presence #}
+  {% if ('capi' in bootstrap_host_scenarios) %}
+  {%   set _ = scenario_list.extend(['k8s'])  %}
+  {% endif %}
   {% if 'cloudkitty' in bootstrap_host_scenarios %}
   {%   set _ = scenario_list.extend(['ceilometer', 'gnocchi']) %}
   {% endif %}
diff --git a/tests/test_inventory.py b/tests/test_inventory.py
index 76cb47d5fb..4be9a18609 100644
--- a/tests/test_inventory.py
+++ b/tests/test_inventory.py
@@ -193,6 +193,9 @@ class TestAnsibleInventoryFormatConstraints(unittest.TestCase):
         'cloudkitty_engine',
         'rating_hosts',
         'rating_all',
+        'cluster-api_all',
+        'cluster-api_containers',
+        'cluster-api_hosts',
         'coordination_containers',
         'coordination_hosts',
         'compute-infra_all',
@@ -269,6 +272,9 @@ class TestAnsibleInventoryFormatConstraints(unittest.TestCase):
         'ironic-inspector_hosts',
         'ironic_inspector_container',
         'ironic_neutron_agent',
+        'k8s_all',
+        'k8s_capi',
+        'k8s_container',
         'key-manager_containers',
         'key-manager_hosts',
         'key-manager_all',
diff --git a/zuul.d/jobs.yaml b/zuul.d/jobs.yaml
index 8bf6af8188..fbf2bf0921 100644
--- a/zuul.d/jobs.yaml
+++ b/zuul.d/jobs.yaml
@@ -92,6 +92,7 @@
       - name: openstack/openstack-ansible-plugins
       - name: openstack/openstack-ansible-rabbitmq_server
       - name: openstack/openstack-ansible-repo_server
+      - name: openstack/openstack-ansible-ops
       - name: openstack/ansible-role-httpd
       - name: openstack/ansible-role-systemd_service
       - name: openstack/ansible-role-systemd_mount
diff --git a/zuul.d/playbooks/pre-osa-requirements.yml b/zuul.d/playbooks/pre-osa-requirements.yml
index cd1e38e9b8..f605cf4eb8 100644
--- a/zuul.d/playbooks/pre-osa-requirements.yml
+++ b/zuul.d/playbooks/pre-osa-requirements.yml
@@ -115,7 +115,7 @@
           vars:
             content_var:
               collections: |-
-                {% set collections = [] %}
+                {% set collections = osa_extra_ansible_collections | default([]) %}
                 {% for result in zuul_collections.results %}
                 {%   if result.stat.exists %}
                 {%     set _ = collections.append({