Several bugs fixed

oAI/Services/MCPService.swift

@@ -114,7 +114,7 @@ class MCPService {
 
     // MARK: - Tool Schema Generation
 
-    func getToolSchemas() -> [Tool] {
+    func getToolSchemas(onlineMode: Bool = false) -> [Tool] {
         var tools: [Tool] = [
             makeTool(
                 name: "read_file",
@@ -220,6 +220,19 @@ class MCPService {
             tools.append(contentsOf: paperlessService.getToolSchemas())
         }
 
+        // Add web_search tool when online mode is active
+        // (OpenRouter handles search natively via :online model suffix, so excluded here)
+        if onlineMode {
+            tools.append(makeTool(
+                name: "web_search",
+                description: "Search the web for current information using DuckDuckGo. Use this when you need up-to-date information, news, or facts not in your training data. Formulate a concise, focused search query.",
+                properties: [
+                    "query": prop("string", "The search query to look up")
+                ],
+                required: ["query"]
+            ))
+        }
+
         return tools
     }
 
@@ -333,6 +346,18 @@ class MCPService {
             }
             return copyFile(source: source, destination: destination)
 
+        case "web_search":
+            let query = args["query"] as? String ?? ""
+            guard !query.isEmpty else {
+                return ["error": "Missing required parameter: query"]
+            }
+            let results = await WebSearchService.shared.search(query: query)
+            if results.isEmpty {
+                return ["results": [], "message": "No results found for: \(query)"]
+            }
+            let mapped = results.map { ["title": $0.title, "url": $0.url, "snippet": $0.snippet] }
+            return ["results": mapped]
+
         default:
             // Route anytype_* tools to AnytypeMCPService
             if name.hasPrefix("anytype_") {