diff --git a/src-web/components/core/Editor/Editor.css b/src-web/components/core/Editor/Editor.css
index 40f739cb..7e08af15 100644
--- a/src-web/components/core/Editor/Editor.css
+++ b/src-web/components/core/Editor/Editor.css
@@ -35,14 +35,17 @@
     }
 
     /* Don't show selection on blurred input */
+
     .cm-selectionBackground {
       @apply bg-transparent;
     }
+
     &.cm-focused .cm-selectionBackground {
       @apply bg-selection;
     }
 
     /* Style gutters */
+
     .cm-gutters {
       @apply border-0 text-gray-500/50;
 
@@ -100,10 +103,10 @@
       @apply font-mono text-[0.75rem];
 
       /*
-             * Round corners or they'll stick out of the editor bounds of editor is rounded.
-             * Could potentially be pushed up from the editor like we do with bg color but this
-             * is probably fine.
-             */
+                   * Round corners or they'll stick out of the editor bounds of editor is rounded.
+                   * Could potentially be pushed up from the editor like we do with bg color but this
+                   * is probably fine.
+                   */
       @apply rounded-lg;
     }
   }
@@ -164,8 +167,9 @@
     @apply h-full flex items-center;
 
     /* Break characters on line wrapping mode, useful for URL field.
-     * We can make this dynamic if we need it to be configurable later
-     */
+         * We can make this dynamic if we need it to be configurable later
+         */
+
     &.cm-lineWrapping {
       @apply break-all;
     }
@@ -176,6 +180,58 @@
 .cm-tooltip.cm-tooltip {
   @apply shadow-lg bg-gray-50 rounded text-gray-700 border border-gray-200 z-50 pointer-events-auto text-[0.75rem];
 
+  .cm-completionIcon {
+    @apply italic font-mono;
+
+    &.cm-completionIcon-class::after {
+      content: 'o' !important;
+    }
+
+    &.cm-completionIcon-constant::after {
+      content: 'c' !important;
+    }
+
+    &.cm-completionIcon-enum::after {
+      content: 'e' !important;
+    }
+
+    &.cm-completionIcon-function::after {
+      content: 'z' !important;
+    }
+
+    &.cm-completionIcon-interface::after {
+      content: 'i' !important;
+    }
+
+    &.cm-completionIcon-keyword::after {
+      content: 'k' !important;
+    }
+
+    &.cm-completionIcon-method::after {
+      content: 'm' !important;
+    }
+
+    &.cm-completionIcon-namespace::after {
+      content: 'n' !important;
+    }
+
+    &.cm-completionIcon-property::after {
+      content: 'a' !important;
+    }
+
+    &.cm-completionIcon-text::after {
+      content: 'x' !important;
+    }
+
+    &.cm-completionIcon-type::after {
+      content: 't' !important;
+    }
+
+    &.cm-completionIcon-variable::after {
+      content: 'x' !important;
+    }
+  }
+
   &.cm-completionInfo-right {
     @apply ml-1 -mt-0.5 text-sm;
   }
@@ -232,12 +288,8 @@
   }
 
   /* Hide the "All" button */
+
   button[name='select'] {
     @apply hidden;
   }
 }
-
-/* Add default icon. Needs low priority so it can be overwritten */
-.cm-completionIcon::after {
-  content: '𝑥';
-}
diff --git a/src-web/components/core/Editor/extensions.ts b/src-web/components/core/Editor/extensions.ts
index 028a4fc8..39deef4a 100644
--- a/src-web/components/core/Editor/extensions.ts
+++ b/src-web/components/core/Editor/extensions.ts
@@ -126,7 +126,7 @@ export const baseExtensions = [
   // debouncedAutocompletionDisplay({ millis: 1000 }),
   // autocompletion({ closeOnBlur: true, interactionDelay: 200, activateOnTyping: false }),
   autocompletion({
-    // closeOnBlur: false,
+    closeOnBlur: false, // For debugging in devtools without closing it
     compareCompletions: (a, b) => {
       // Don't sort completions at all, only on boost
       return (a.boost ?? 0) - (b.boost ?? 0);
diff --git a/src-web/hooks/useDuplicateGrpcRequest.ts b/src-web/hooks/useDuplicateGrpcRequest.ts
index 3ad45e0d..9a9bc8ee 100644
--- a/src-web/hooks/useDuplicateGrpcRequest.ts
+++ b/src-web/hooks/useDuplicateGrpcRequest.ts
@@ -1,10 +1,12 @@
 import { useMutation } from '@tanstack/react-query';
 import { invoke } from '@tauri-apps/api';
 import { trackEvent } from '../lib/analytics';
+import { setKeyValue } from '../lib/keyValueStore';
 import type { GrpcRequest } from '../lib/models';
 import { useActiveEnvironmentId } from './useActiveEnvironmentId';
 import { useActiveWorkspaceId } from './useActiveWorkspaceId';
 import { useAppRoutes } from './useAppRoutes';
+import { protoFilesArgs, useGrpcProtoFiles } from './useGrpcProtoFiles';
 
 export function useDuplicateGrpcRequest({
   id,
@@ -16,6 +18,7 @@ export function useDuplicateGrpcRequest({
   const activeWorkspaceId = useActiveWorkspaceId();
   const activeEnvironmentId = useActiveEnvironmentId();
   const routes = useAppRoutes();
+  const protoFiles = useGrpcProtoFiles(id);
   return useMutation<GrpcRequest, string>({
     mutationFn: async () => {
       if (id === null) throw new Error("Can't duplicate a null grpc request");
@@ -23,6 +26,9 @@ export function useDuplicateGrpcRequest({
     },
     onSettled: () => trackEvent('grpc_request', 'duplicate'),
     onSuccess: async (request) => {
+      // Also copy proto files to new request
+      await setKeyValue({ ...protoFilesArgs(request.id), value: protoFiles.value ?? [] });
+
       if (navigateAfter && activeWorkspaceId !== null) {
         routes.navigate('request', {
           workspaceId: activeWorkspaceId,
diff --git a/src-web/hooks/useGrpcProtoFiles.ts b/src-web/hooks/useGrpcProtoFiles.ts
index ef5949cc..ec7b5300 100644
--- a/src-web/hooks/useGrpcProtoFiles.ts
+++ b/src-web/hooks/useGrpcProtoFiles.ts
@@ -1,10 +1,13 @@
 import { NAMESPACE_GLOBAL } from '../lib/keyValueStore';
 import { useKeyValue } from './useKeyValue';
 
-export function useGrpcProtoFiles(activeRequestId: string | null) {
-  return useKeyValue<string[]>({
+export function protoFilesArgs(requestId: string | null) {
+  return {
     namespace: NAMESPACE_GLOBAL,
-    key: ['proto_files', activeRequestId ?? 'n/a'],
-    defaultValue: [],
-  });
+    key: ['proto_files', requestId ?? 'n/a'],
+  };
+}
+
+export function useGrpcProtoFiles(activeRequestId: string | null) {
+  return useKeyValue<string[]>({ ...protoFilesArgs(activeRequestId), fallback: [] });
 }
diff --git a/src-web/hooks/useKeyValue.ts b/src-web/hooks/useKeyValue.ts
index e9025d1b..95c2d776 100644
--- a/src-web/hooks/useKeyValue.ts
+++ b/src-web/hooks/useKeyValue.ts
@@ -18,16 +18,16 @@ export function keyValueQueryKey({
 export function useKeyValue<T extends Object | null>({
   namespace = DEFAULT_NAMESPACE,
   key,
-  defaultValue,
+  fallback,
 }: {
   namespace?: string;
   key: string | string[];
-  defaultValue: T;
+  fallback: T;
 }) {
   const queryClient = useQueryClient();
   const query = useQuery<T>({
     queryKey: keyValueQueryKey({ namespace, key }),
-    queryFn: async () => getKeyValue({ namespace, key, fallback: defaultValue }),
+    queryFn: async () => getKeyValue({ namespace, key, fallback }),
     refetchOnWindowFocus: false,
   });
 
@@ -40,7 +40,7 @@ export function useKeyValue<T extends Object | null>({
   const set = useCallback(
     async (value: ((v: T) => T) | T) => {
       if (typeof value === 'function') {
-        await getKeyValue({ namespace, key, fallback: defaultValue }).then((kv) => {
+        await getKeyValue({ namespace, key, fallback }).then((kv) => {
           const newV = value(kv);
           if (newV === kv) return;
           return mutate.mutateAsync(newV);
@@ -51,10 +51,10 @@ export function useKeyValue<T extends Object | null>({
         await mutate.mutateAsync(value);
       }
     },
-    [defaultValue, key, mutate, namespace],
+    [fallback, key, mutate, namespace],
   );
 
-  const reset = useCallback(async () => mutate.mutateAsync(defaultValue), [mutate, defaultValue]);
+  const reset = useCallback(async () => mutate.mutateAsync(fallback), [mutate, fallback]);
 
   return useMemo(
     () => ({