From 3c9a201ce5ec065b12c777eb7313641182de4788 Mon Sep 17 00:00:00 2001 From: zetaloop Date: Mon, 8 Dec 2025 08:58:54 +0800 Subject: [PATCH] feat: Set MCP ToolAnnotations.readOnlyHint from Tool.can_edit() (#816) --- src/serena/mcp.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/serena/mcp.py b/src/serena/mcp.py index f8f75ae0..24c9bd38 100644 --- a/src/serena/mcp.py +++ b/src/serena/mcp.py @@ -14,6 +14,7 @@ import docstring_parser from mcp.server.fastmcp import server from mcp.server.fastmcp.server import FastMCP, Settings from mcp.server.fastmcp.tools.base import Tool as MCPTool +from mcp.types import ToolAnnotations from pydantic_settings import SettingsConfigDict from sensai.util import logging @@ -213,6 +214,8 @@ class SerenaMCPFactory: def execute_fn(**kwargs) -> str: # type: ignore return tool.apply_ex(log_call=True, catch_exceptions=True, **kwargs) + annotations = ToolAnnotations(readOnlyHint=not tool.can_edit()) + return MCPTool( fn=execute_fn, name=func_name, @@ -221,7 +224,7 @@ class SerenaMCPFactory: fn_metadata=func_arg_metadata, is_async=is_async, context_kwarg=None, - annotations=None, + annotations=annotations, title=None, )