Update MCP to use Pydantic>=2.11

pyproject.toml

@@ -25,7 +25,7 @@ dependencies = [
     "anyio>=4.5",
     "httpx>=0.27",
     "httpx-sse>=0.4",
-    "pydantic>=2.7.2,<3.0.0",
+    "pydantic>=2.11.0,<3.0.0",
     "starlette>=0.27",
     "python-multipart>=0.0.9",
     "sse-starlette>=1.6.1",

src/mcp/server/auth/routes.py

@@ -1,5 +1,5 @@
 from collections.abc import Awaitable, Callable
-from typing import Any
+from typing import Any, cast
 
 from pydantic import AnyHttpUrl
 from starlette.middleware.cors import CORSMiddleware
@@ -32,7 +32,8 @@ def validate_issuer_url(url: AnyHttpUrl):
     """
 
     # RFC 8414 requires HTTPS, but we allow localhost HTTP for testing
-    if url.scheme != "https" and url.host != "localhost" and not url.host.startswith("127.0.0.1"):
+    host = cast(str, url.host)
+    if url.scheme != "https" and host != "localhost" and not host.startswith("127.0.0.1"):
         raise ValueError("Issuer URL must be HTTPS")
 
     # No fragments or query parameters allowed

tests/server/fastmcp/test_func_metadata.py

@@ -203,6 +203,7 @@ def func_dict_any() -> dict[str, Any]:
 
     meta = func_metadata(func_dict_any)
     assert meta.output_schema == {
+        "additionalProperties": True,
         "type": "object",
         "title": "func_dict_anyDictOutput",
     }