diff --git a/lib/mcp/backend_interface.v b/lib/mcp/backend_interface.v
index 5a9195d0..82cd5a70 100644
--- a/lib/mcp/backend_interface.v
+++ b/lib/mcp/backend_interface.v
@@ -21,7 +21,7 @@ interface Backend {
 	tool_exists(name string) !bool
 	tool_get(name string) !Tool
 	tool_list() ![]Tool
-	tool_call(name string, arguments map[string]string) !ToolCallResult
+	tool_call(name string, arguments map[string]Any) !ToolCallResult
 mut:
 	resource_subscribe(uri string) !
 	resource_unsubscribe(uri string) !
diff --git a/lib/mcp/backend_memory.v b/lib/mcp/backend_memory.v
index a3fef705..05d2396d 100644
--- a/lib/mcp/backend_memory.v
+++ b/lib/mcp/backend_memory.v
@@ -118,7 +118,7 @@ fn (b &MemoryBackend) tool_list() ![]Tool {
 	return b.tools.values()
 }
 
-fn (b &MemoryBackend) tool_call(name string, arguments map[string]string) !ToolCallResult {
+fn (b &MemoryBackend) tool_call(name string, arguments map[string]Any) !ToolCallResult {
 	// Get the tool handler
 	handler := b.tool_handlers[name] or { return error("tool handler not found") }
 	
diff --git a/lib/mcp/developer/generate_mcp_tools.v b/lib/mcp/developer/generate_mcp_tools.v
index ce945c1d..5f17f47e 100644
--- a/lib/mcp/developer/generate_mcp_tools.v
+++ b/lib/mcp/developer/generate_mcp_tools.v
@@ -19,3 +19,11 @@ const create_mcp_tool_tool = mcp.Tool{
 		required: ['function']
 	}
 }
+
+pub fn (d &Developer) create_mcp_tool_tool_handler(arguments map[string]string) !mcp.Tool {
+	json.decode(arguments)
+	// TODO: Implement the tool creation logic
+	return error('Not implemented')
+
+	return mcp.tool_call_result(result)
+}
\ No newline at end of file
diff --git a/lib/mcp/developer/mcp.v b/lib/mcp/developer/mcp.v
index e69de29b..3e236856 100644
--- a/lib/mcp/developer/mcp.v
+++ b/lib/mcp/developer/mcp.v
@@ -0,0 +1,34 @@
+module developer
+
+import freeflowuniverse.herolib.mcp.logger
+import freeflowuniverse.herolib.mcp
+import freeflowuniverse.herolib.schemas.jsonrpc
+
+fn new_mcp_server() {
+	logger.info('Creating new Developer MCP server')
+
+	// Initialize the server with the empty handlers map
+	mut server := mcp.new_server(
+		mcp.MemoryBackend{
+			resources: map[string]mcp.Resource{},
+			resource_contents: map[string][]mcp.ResourceContent{},
+			resource_templates: map[string]mcp.ResourceTemplate{},
+			prompts: map[string]mcp.Prompt{},
+			prompt_messages: map[string][]mcp.PromptMessage{},
+			tools: map[string]mcp.Tool{},
+			tool_handlers: map[string]mcp.ToolHandler{},
+		},
+		mcp.ServerParams{
+			config:mcp.ServerConfiguration{
+			server_info: mcp.ServerInfo{
+				name: 'developer'
+				version: '1.0.0'
+			}
+		}}
+	)!
+
+	server.start() or {
+		logger.fatal('Error starting server: $err')
+		exit(1)
+	}
+}
diff --git a/lib/mcp/developer/vlang.v b/lib/mcp/developer/vlang.v
index c65bdb49..7b9f663d 100644
--- a/lib/mcp/developer/vlang.v
+++ b/lib/mcp/developer/vlang.v
@@ -3,6 +3,8 @@ module developer
 import freeflowuniverse.herolib.mcp
 import os
 
+
+
 // list_v_files returns all .v files in a directory (non-recursive), excluding generated files ending with _.v
 fn list_v_files(dir string) ![]string {
 	files := os.ls(dir) or { 
diff --git a/lib/mcp/generics.v b/lib/mcp/generics.v
new file mode 100644
index 00000000..d8cc0750
--- /dev/null
+++ b/lib/mcp/generics.v
@@ -0,0 +1,7 @@
+module mcp
+
+pub type Any = []Any
+	| bool
+	| int
+	| map[string]Any
+	| string
\ No newline at end of file
diff --git a/lib/mcp/handler_tools.v b/lib/mcp/handler_tools.v
index ad430bb4..bec77b6c 100644
--- a/lib/mcp/handler_tools.v
+++ b/lib/mcp/handler_tools.v
@@ -79,7 +79,7 @@ fn (mut s Server) tools_list_handler(data string) !string {
 pub struct ToolCallParams {
 pub:
 	name      string
-	arguments map[string]string
+	arguments map[string]Any
 }
 
 pub struct ToolCallResult {
diff --git a/lib/mcp/tool_handler.v b/lib/mcp/tool_handler.v
index 1eaab6b5..ca9eb626 100644
--- a/lib/mcp/tool_handler.v
+++ b/lib/mcp/tool_handler.v
@@ -3,4 +3,4 @@ module mcp
 import x.json2
 
 // ToolHandler is a function type that handles tool calls
-pub type ToolHandler = fn (arguments map[string]string) !ToolCallResult
\ No newline at end of file
+pub type ToolHandler = fn (arguments map[string]Any) !ToolCallResult
\ No newline at end of file