diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/__init__.py b/src/sentry/api/endpoints/integrations/sentry_apps/__init__.py
index 140934cc533b6e..a6a8d05d8ed9dc 100644
--- a/src/sentry/api/endpoints/integrations/sentry_apps/__init__.py
+++ b/src/sentry/api/endpoints/integrations/sentry_apps/__init__.py
@@ -3,12 +3,6 @@
 from .details import SentryAppDetailsEndpoint
 from .features import SentryAppFeaturesEndpoint
 from .index import SentryAppsEndpoint
-from .installation.details import SentryAppInstallationDetailsEndpoint
-from .installation.external_issue.actions import SentryAppInstallationExternalIssueActionsEndpoint
-from .installation.external_issue.details import SentryAppInstallationExternalIssueDetailsEndpoint
-from .installation.external_issue.index import SentryAppInstallationExternalIssuesEndpoint
-from .installation.external_requests import SentryAppInstallationExternalRequestsEndpoint
-from .installation.index import SentryAppInstallationsEndpoint
 from .interaction import SentryAppInteractionEndpoint
 from .internal_app_token.details import SentryInternalAppTokenDetailsEndpoint
 from .internal_app_token.index import SentryInternalAppTokensEndpoint
@@ -26,12 +20,6 @@
     "SentryAppComponentsEndpoint",
     "SentryAppDetailsEndpoint",
     "SentryAppFeaturesEndpoint",
-    "SentryAppInstallationDetailsEndpoint",
-    "SentryAppInstallationExternalIssueActionsEndpoint",
-    "SentryAppInstallationExternalIssueDetailsEndpoint",
-    "SentryAppInstallationExternalIssuesEndpoint",
-    "SentryAppInstallationExternalRequestsEndpoint",
-    "SentryAppInstallationsEndpoint",
     "SentryAppInteractionEndpoint",
     "SentryAppPublishRequestEndpoint",
     "SentryAppRequestsEndpoint",
diff --git a/src/sentry/api/urls.py b/src/sentry/api/urls.py
index 7ed0ee60551096..483654466288ed 100644
--- a/src/sentry/api/urls.py
+++ b/src/sentry/api/urls.py
@@ -273,6 +273,22 @@
 from sentry.scim.endpoints.members import OrganizationSCIMMemberDetails, OrganizationSCIMMemberIndex
 from sentry.scim.endpoints.schemas import OrganizationSCIMSchemaIndex
 from sentry.scim.endpoints.teams import OrganizationSCIMTeamDetails, OrganizationSCIMTeamIndex
+from sentry.sentry_apps.api.endpoints.installation_details import (
+    SentryAppInstallationDetailsEndpoint,
+)
+from sentry.sentry_apps.api.endpoints.installation_external_issue_actions import (
+    SentryAppInstallationExternalIssueActionsEndpoint,
+)
+from sentry.sentry_apps.api.endpoints.installation_external_issue_details import (
+    SentryAppInstallationExternalIssueDetailsEndpoint,
+)
+from sentry.sentry_apps.api.endpoints.installation_external_issues import (
+    SentryAppInstallationExternalIssuesEndpoint,
+)
+from sentry.sentry_apps.api.endpoints.installation_external_requests import (
+    SentryAppInstallationExternalRequestsEndpoint,
+)
+from sentry.sentry_apps.api.endpoints.sentry_app_installations import SentryAppInstallationsEndpoint
 from sentry.uptime.endpoints.project_uptime_alert_details import ProjectUptimeAlertDetailsEndpoint
 from sentry.uptime.endpoints.project_uptime_alert_index import ProjectUptimeAlertIndexEndpoint
 from sentry.users.api.endpoints.authenticator_index import AuthenticatorIndexEndpoint
@@ -368,12 +384,6 @@
     SentryAppComponentsEndpoint,
     SentryAppDetailsEndpoint,
     SentryAppFeaturesEndpoint,
-    SentryAppInstallationDetailsEndpoint,
-    SentryAppInstallationExternalIssueActionsEndpoint,
-    SentryAppInstallationExternalIssueDetailsEndpoint,
-    SentryAppInstallationExternalIssuesEndpoint,
-    SentryAppInstallationExternalRequestsEndpoint,
-    SentryAppInstallationsEndpoint,
     SentryAppInteractionEndpoint,
     SentryAppPublishRequestEndpoint,
     SentryAppRequestsEndpoint,
diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/installation/__init__.py b/src/sentry/sentry_apps/api/endpoints/__init__.py
similarity index 100%
rename from src/sentry/api/endpoints/integrations/sentry_apps/installation/__init__.py
rename to src/sentry/sentry_apps/api/endpoints/__init__.py
diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/installation/details.py b/src/sentry/sentry_apps/api/endpoints/installation_details.py
similarity index 100%
rename from src/sentry/api/endpoints/integrations/sentry_apps/installation/details.py
rename to src/sentry/sentry_apps/api/endpoints/installation_details.py
diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/installation/external_issue/actions.py b/src/sentry/sentry_apps/api/endpoints/installation_external_issue_actions.py
similarity index 100%
rename from src/sentry/api/endpoints/integrations/sentry_apps/installation/external_issue/actions.py
rename to src/sentry/sentry_apps/api/endpoints/installation_external_issue_actions.py
diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/installation/external_issue/details.py b/src/sentry/sentry_apps/api/endpoints/installation_external_issue_details.py
similarity index 100%
rename from src/sentry/api/endpoints/integrations/sentry_apps/installation/external_issue/details.py
rename to src/sentry/sentry_apps/api/endpoints/installation_external_issue_details.py
diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/installation/external_issue/index.py b/src/sentry/sentry_apps/api/endpoints/installation_external_issues.py
similarity index 100%
rename from src/sentry/api/endpoints/integrations/sentry_apps/installation/external_issue/index.py
rename to src/sentry/sentry_apps/api/endpoints/installation_external_issues.py
diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/installation/external_requests.py b/src/sentry/sentry_apps/api/endpoints/installation_external_requests.py
similarity index 100%
rename from src/sentry/api/endpoints/integrations/sentry_apps/installation/external_requests.py
rename to src/sentry/sentry_apps/api/endpoints/installation_external_requests.py
diff --git a/src/sentry/api/endpoints/integrations/sentry_apps/installation/index.py b/src/sentry/sentry_apps/api/endpoints/sentry_app_installations.py
similarity index 95%
rename from src/sentry/api/endpoints/integrations/sentry_apps/installation/index.py
rename to src/sentry/sentry_apps/api/endpoints/sentry_app_installations.py
index 5e2be9dfecbdfa..a0d811f2095951 100644
--- a/src/sentry/api/endpoints/integrations/sentry_apps/installation/index.py
+++ b/src/sentry/sentry_apps/api/endpoints/sentry_app_installations.py
@@ -17,6 +17,7 @@
 from sentry.sentry_apps.installations import SentryAppInstallationCreator
 from sentry.sentry_apps.models.sentry_app import SentryApp
 from sentry.sentry_apps.models.sentry_app_installation import SentryAppInstallation
+from sentry.users.models.user import User
 
 
 class SentryAppInstallationsSerializer(serializers.Serializer):
@@ -90,6 +91,9 @@ def post(self, request: Request, organization) -> Response:
                 sentry_app__slug=slug, organization_id=organization.id
             )
         except SentryAppInstallation.DoesNotExist:
+            assert isinstance(
+                request.user, User
+            ), "user must be authenticated to create a SentryAppInstallation"
             install = SentryAppInstallationCreator(
                 organization_id=organization.id, slug=slug, notify=True
             ).run(user=request.user, request=request)
diff --git a/tests/sentry/api/endpoints/test_organization_sentry_app_installation_details.py b/tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installation_details.py
similarity index 100%
rename from tests/sentry/api/endpoints/test_organization_sentry_app_installation_details.py
rename to tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installation_details.py
diff --git a/tests/sentry/api/endpoints/test_organization_sentry_app_installations.py b/tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installations.py
similarity index 100%
rename from tests/sentry/api/endpoints/test_organization_sentry_app_installations.py
rename to tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installations.py
diff --git a/tests/sentry/api/endpoints/test_sentry_app_installation_external_issue_actions.py b/tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_issue_actions.py
similarity index 100%
rename from tests/sentry/api/endpoints/test_sentry_app_installation_external_issue_actions.py
rename to tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_issue_actions.py
diff --git a/tests/sentry/api/endpoints/test_sentry_app_installation_external_issue_details.py b/tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_issue_details.py
similarity index 100%
rename from tests/sentry/api/endpoints/test_sentry_app_installation_external_issue_details.py
rename to tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_issue_details.py
diff --git a/tests/sentry/api/endpoints/test_sentry_app_installation_external_issues.py b/tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_issues.py
similarity index 100%
rename from tests/sentry/api/endpoints/test_sentry_app_installation_external_issues.py
rename to tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_issues.py
diff --git a/tests/sentry/api/endpoints/test_sentry_app_installation_external_requests.py b/tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_requests.py
similarity index 100%
rename from tests/sentry/api/endpoints/test_sentry_app_installation_external_requests.py
rename to tests/sentry/sentry_apps/api/endpoints/test_sentry_app_installation_external_requests.py