fix(claude-code): echo installation_preference on the public skill hub

litellm/proxy/public_endpoints/public_endpoints.py

@@ -322,6 +322,7 @@ async def get_mcp_servers():
 async def public_skill_hub():
     """Return enabled (public) Claude Code skills — no auth required."""
     from litellm.proxy.anthropic_endpoints.claude_code_endpoints.claude_code_marketplace import (
+        _get_installation_preference,
         _get_prisma_client,
     )
     from litellm.types.proxy.claude_code_endpoints import (
@@ -352,6 +353,7 @@ async def public_skill_hub():
                     homepage=manifest.get("homepage"),
                     domain=manifest.get("domain"),
                     namespace=manifest.get("namespace"),
+                    installation_preference=_get_installation_preference(manifest),
                 )
             )
         return ListPluginsResponse(plugins=items, count=len(items))

tests/test_litellm/proxy/public_endpoints/test_public_endpoints.py

@@ -1,6 +1,8 @@
+import asyncio
 import json
 import re
 from datetime import datetime, timezone
+from types import SimpleNamespace
 from typing import Final
 from unittest.mock import AsyncMock, MagicMock, patch
 
@@ -1469,3 +1471,43 @@ async def test_fetch_remote_autorouter_presets_parses_and_rejects_empty(monkeypa
     response.json = MagicMock(return_value={})
     with pytest.raises(ValueError, match="empty"):
         await _fetch_remote_autorouter_presets("https://example.test/presets.json")
+
+
+@pytest.mark.parametrize("preference", ["auto_install", None])
+def test_public_skill_hub_echoes_registered_installation_preference(preference):
+    from litellm.proxy.anthropic_endpoints.claude_code_endpoints.claude_code_marketplace import register_plugin
+    from litellm.proxy._types import LitellmUserRoles, UserAPIKeyAuth
+    from litellm.types.proxy.claude_code_endpoints import RegisterPluginRequest
+
+    table: Final = MagicMock()
+    table.find_unique = AsyncMock(return_value=None)
+    table.create = AsyncMock(side_effect=lambda data: SimpleNamespace(id="plugin-id", **data))
+    table.find_many = AsyncMock(
+        side_effect=lambda where: [SimpleNamespace(id="plugin-id", **table.create.call_args.kwargs["data"])]
+    )
+    prisma: Final = MagicMock()
+    prisma.db.litellm_claudecodeplugintable = table
+    app: Final = FastAPI()
+    app.include_router(router)
+
+    with patch("litellm.proxy.proxy_server.prisma_client", prisma):
+        asyncio.run(
+            register_plugin(
+                request=RegisterPluginRequest(
+                    name="security-review",
+                    source={
+                        "source": "archive",
+                        "url": "https://plugins.example.com/security-review-1.0.0.zip",
+                        "sha256": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+                    },
+                    installation_preference=preference,
+                ),
+                user_api_key_dict=UserAPIKeyAuth(user_role=LitellmUserRoles.PROXY_ADMIN, user_id="admin"),
+            )
+        )
+        response: Final = TestClient(app).get("/public/skill_hub")
+
+    assert response.status_code == 200
+    assert [(p["name"], p["installation_preference"]) for p in response.json()["plugins"]] == [
+        ("security-review", preference)
+    ]