diff --git a/src/mcp_server_appwrite/docs_search.py b/src/mcp_server_appwrite/docs_search.py
index 465d575..a721263 100644
--- a/src/mcp_server_appwrite/docs_search.py
+++ b/src/mcp_server_appwrite/docs_search.py
@@ -144,6 +144,11 @@ def _load_index(self) -> bool:
     def get_tool(self) -> types.Tool:
         return types.Tool(
             name=DOCS_TOOL_NAME,
+            annotations=types.ToolAnnotations(
+                read_only_hint=True,
+                open_world_hint=True,
+                destructive_hint=False,
+            ),
             description=(
                 "Search the Appwrite documentation with a natural-language query and "
                 "return the most relevant documentation pages with their full content. "
diff --git a/src/mcp_server_appwrite/operator.py b/src/mcp_server_appwrite/operator.py
index c4bd6db..eb77628 100644
--- a/src/mcp_server_appwrite/operator.py
+++ b/src/mcp_server_appwrite/operator.py
@@ -145,6 +145,11 @@ def get_public_tools(self) -> list[types.Tool]:
         tools = [
             types.Tool(
                 name="appwrite_get_context",
+                annotations=types.ToolAnnotations(
+                    read_only_hint=True,
+                    open_world_hint=True,
+                    destructive_hint=False,
+                ),
                 description=(
                     "Get an adaptive Appwrite account/project context summary, including "
                     "available projects and per-project service counts where the current "
@@ -186,6 +191,11 @@ def get_public_tools(self) -> list[types.Tool]:
             ),
             types.Tool(
                 name="appwrite_search_tools",
+                annotations=types.ToolAnnotations(
+                    read_only_hint=True,
+                    open_world_hint=False,
+                    destructive_hint=False,
+                ),
                 description=(
                     "Search the hidden Appwrite tool catalog by natural language query. "
                     "Matches include parameter schemas (name, type, required/optional, "
@@ -227,6 +237,11 @@ def get_public_tools(self) -> list[types.Tool]:
             ),
             types.Tool(
                 name="appwrite_call_tool",
+                annotations=types.ToolAnnotations(
+                    read_only_hint=False,
+                    open_world_hint=True,
+                    destructive_hint=True,
+                ),
                 description=(
                     "Call a hidden Appwrite tool by name. Put Appwrite parameters inside `arguments`. "
                     "Mutating tools require confirm_write=true. Hidden Appwrite parameters accept "