fix: implement server instructions tool

README.md

@@ -470,7 +470,7 @@ Refer to this [list of clients](https://modelcontextprotocol.io/clients)
    - stateless : when set to 'True' the server will not manage sessions 
 
 - **DJANGO_MCP_AUTHENTICATION_CLASSES** (default to no authentication) a list of reference to Django Rest Framework authentication classes to enfors in the main MCP view.
-- **DJANGO_MCP_GET_SERVER_INSTRUCTIONS_TOOL** (default=True) if true a tool will be offered to obtain global instruction  and tools will instruct the agent o use it, as agents do not always have the MCP server glboal instructions incldued in their system prompt.
+- **DJANGO_MCP_GET_SERVER_INSTRUCTIONS_TOOL** (default=True) if true a tool will be offered to obtain global instruction and tools will instruct the agent to use it, as agents do not always have the MCP server global instructions included in their system prompt.
 
 ## Roadmap
 

mcp_server/djangomcp.py

@@ -168,6 +168,17 @@ def __init__(self, name=None, instructions=None, stateless=False):
         self.stateless = stateless
         engine = import_module(settings.SESSION_ENGINE)
         self.SessionStore = engine.SessionStore
+
+        # Optionally publish a tool that returns the global server instructions
+        if getattr(settings, "DJANGO_MCP_GET_SERVER_INSTRUCTIONS_TOOL", True):
+            async def _get_server_instructions():
+                return self._mcp_server.instructions or ""
+
+            self._tool_manager.add_tool(
+                fn=_get_server_instructions,
+                name="get_server_instructions",
+                description="Return MCP server instructions (if any). Always call first."
+            )
 
     @property
     def session_manager(self) -> StreamableHTTPSessionManager: