diff --git a/browser/ai_chat/ai_chat_throttle_unittest.cc b/browser/ai_chat/ai_chat_throttle_unittest.cc
index e88c69e0e0f7..4cf514656885 100644
--- a/browser/ai_chat/ai_chat_throttle_unittest.cc
+++ b/browser/ai_chat/ai_chat_throttle_unittest.cc
@@ -77,7 +77,7 @@ INSTANTIATE_TEST_SUITE_P(
 TEST_P(AiChatThrottleUnitTest, CancelNavigationFromTab) {
   content::MockNavigationHandle test_handle(web_contents());
 
-  test_handle.set_url(GURL(kAIChatUIURL)());
+  test_handle.set_url(GURL(kAIChatUIURL));
 
 #if BUILDFLAG(IS_ANDROID)
   ui::PageTransition transition = ui::PageTransitionFromInt(
@@ -105,7 +105,7 @@ TEST_P(AiChatThrottleUnitTest, CancelNavigationFromTab) {
 TEST_P(AiChatThrottleUnitTest, CancelNavigationToFrame) {
   content::MockNavigationHandle test_handle(web_contents());
 
-  test_handle.set_url(GURL(kAIChatUntrustedConversationUIURL)());
+  test_handle.set_url(GURL(kAIChatUntrustedConversationUIURL));
 
 #if BUILDFLAG(IS_ANDROID)
   ui::PageTransition transition = ui::PageTransitionFromInt(
@@ -128,7 +128,7 @@ TEST_P(AiChatThrottleUnitTest, CancelNavigationToFrame) {
 TEST_P(AiChatThrottleUnitTest, AllowNavigationFromPanel) {
   content::MockNavigationHandle test_handle(web_contents());
 
-  test_handle.set_url(GURL(kAIChatUIURL)());
+  test_handle.set_url(GURL(kAIChatUIURL));
 
 #if BUILDFLAG(IS_ANDROID)
   ui::PageTransition transition =
diff --git a/browser/ui/webui/ai_chat/ai_chat_untrusted_conversation_ui.cc b/browser/ui/webui/ai_chat/ai_chat_untrusted_conversation_ui.cc
index f86a077dad01..7378cfdfcbcb 100644
--- a/browser/ui/webui/ai_chat/ai_chat_untrusted_conversation_ui.cc
+++ b/browser/ui/webui/ai_chat/ai_chat_untrusted_conversation_ui.cc
@@ -152,7 +152,7 @@ AIChatUntrustedConversationUI::AIChatUntrustedConversationUI(
       "img-src 'self' blob: chrome-untrusted://resources;");
   source->OverrideContentSecurityPolicy(
       network::mojom::CSPDirectiveName::FontSrc,
-      "font-src 'self' data: chrome-untrusted://resources;");
+      "font-src 'self' chrome-untrusted://resources;");
   source->OverrideContentSecurityPolicy(
       network::mojom::CSPDirectiveName::FrameAncestors,
       base::StringPrintf("frame-ancestors %s;", kAIChatUIURL));
diff --git a/ios/brave-ios/Sources/AIChat/Components/AIChatView.swift b/ios/brave-ios/Sources/AIChat/Components/AIChatView.swift
index ab6bc0193844..8262b8de52ac 100644
--- a/ios/brave-ios/Sources/AIChat/Components/AIChatView.swift
+++ b/ios/brave-ios/Sources/AIChat/Components/AIChatView.swift
@@ -507,7 +507,7 @@ public struct AIChatView: View {
         icon: Image(braveSystemName: "leo.thumb.up"),
         onSelected: {
           Task { @MainActor in
-            let ratingId = await model.rateConversation(isLiked: true, turnId: UInt(turnIndex))
+            let ratingId = await model.rateConversation(isLiked: true, turnId: turn.uuid)
             if ratingId != nil {
               feedbackToast = .success(isLiked: true)
             } else {
@@ -522,7 +522,7 @@ public struct AIChatView: View {
         icon: Image(braveSystemName: "leo.thumb.down"),
         onSelected: {
           Task { @MainActor in
-            let ratingId = await model.rateConversation(isLiked: false, turnId: UInt(turnIndex))
+            let ratingId = await model.rateConversation(isLiked: false, turnId: turn.uuid)
             if let ratingId = ratingId {
               feedbackToast = .success(
                 isLiked: false,
diff --git a/ios/brave-ios/Sources/AIChat/ModelView/AIChatViewModel.swift b/ios/brave-ios/Sources/AIChat/ModelView/AIChatViewModel.swift
index 9662538f107b..1e66e25e44bc 100644
--- a/ios/brave-ios/Sources/AIChat/ModelView/AIChatViewModel.swift
+++ b/ios/brave-ios/Sources/AIChat/ModelView/AIChatViewModel.swift
@@ -209,7 +209,7 @@ public class AIChatViewModel: NSObject, ObservableObject {
   }
 
   @MainActor
-  func rateConversation(isLiked: Bool, turnId: UInt) async -> String? {
+  func rateConversation(isLiked: Bool, turnId: String) async -> String? {
     return await api.rateMessage(isLiked, turnId: turnId)
   }
 
diff --git a/ios/browser/api/ai_chat/BUILD.gn b/ios/browser/api/ai_chat/BUILD.gn
index 1b40a6fd3610..b71e081cfe5a 100644
--- a/ios/browser/api/ai_chat/BUILD.gn
+++ b/ios/browser/api/ai_chat/BUILD.gn
@@ -67,18 +67,23 @@ source_set("ai_chat") {
 
 ios_objc_mojom_wrappers("ai_chat_mojom_wrappers") {
   mojom_target = "//brave/components/ai_chat/core/common/mojom"
-  sources = [ "//brave/components/ai_chat/core/common/mojom/ai_chat.mojom" ]
+  sources = [
+    "//brave/components/ai_chat/core/common/mojom/ai_chat.mojom",
+    "//brave/components/ai_chat/core/common/mojom/untrusted_frame.mojom",
+  ]
   output_dir = "$root_gen_dir/brave/components/ai_chat/core/common/mojom/ios"
-
+  generate_namespace = false
   # These types have pending_receiver arguments which aren't
   # supported in objc_mojom_wrappers, but should be refactored to support
   # binding to them for iOS.
   exclude_types = [
     "AIChatUIHandler",
+    "ChatUI",
+    "ConversationEntriesState",
+    "ParentUIFrame",
     "Service",
     "UntrustedConversationHandler",
     "UntrustedConversationUI",
-    "ConversationEntriesState",
-    "ChatUI",
+    "UntrustedUIHandler",
   ]
 }
diff --git a/ios/browser/api/ai_chat/ai_chat.h b/ios/browser/api/ai_chat/ai_chat.h
index 60b8d58037ba..8c365648588b 100644
--- a/ios/browser/api/ai_chat/ai_chat.h
+++ b/ios/browser/api/ai_chat/ai_chat.h
@@ -47,7 +47,7 @@ OBJC_EXPORT
                 actionType:(AiChatActionType)actionType;
 
 - (void)rateMessage:(bool)isLiked
-             turnId:(NSUInteger)turnId
+             turnId:(NSString*)turnId
          completion:
              (void (^_Nullable)(NSString* _Nullable identifier))completion;
 
diff --git a/ios/browser/api/ai_chat/ai_chat.mm b/ios/browser/api/ai_chat/ai_chat.mm
index 387930908b83..92ecf8e83c10 100644
--- a/ios/browser/api/ai_chat/ai_chat.mm
+++ b/ios/browser/api/ai_chat/ai_chat.mm
@@ -193,10 +193,10 @@ - (void)submitSelectedText:(NSString*)selectedText
 }
 
 - (void)rateMessage:(bool)isLiked
-             turnId:(NSUInteger)turnId
+             turnId:(NSString*)turnId
          completion:(void (^)(NSString* identifier))completion {
   current_conversation_->RateMessage(
-      isLiked, turnId,
+      isLiked, base::SysNSStringToUTF8(turnId),
       base::BindOnce(
           [](void (^completion)(NSString*),
              const std::optional<std::string>& identifier) {