diff --git a/src-web/components/GraphQLEditor.tsx b/src-web/components/GraphQLEditor.tsx
index 6f17dda8..2b08f6cd 100644
--- a/src-web/components/GraphQLEditor.tsx
+++ b/src-web/components/GraphQLEditor.tsx
@@ -72,7 +72,7 @@ export function GraphQLEditor({ defaultValue, onChange, baseRequest, ...extraEdi
   const dialog = useDialog();
 
   return (
-    <div className="h-full w-full grid grid-cols-1 grid-rows-[minmax(0,100%)_auto_auto_minmax(0,auto)]">
+    <div className="h-full w-full grid grid-cols-1 grid-rows-[minmax(0,100%)_auto]">
       <Editor
         contentType="application/graphql"
         defaultValue={query ?? ''}
@@ -124,19 +124,22 @@ export function GraphQLEditor({ defaultValue, onChange, baseRequest, ...extraEdi
         }
         {...extraEditorProps}
       />
-      <Separator variant="primary" />
-      <p className="py-1 text-gray-500 text-sm">Variables</p>
-      <Editor
-        format={tryFormatJson}
-        contentType="application/json"
-        defaultValue={JSON.stringify(variables, null, 2)}
-        heightMode="auto"
-        onChange={handleChangeVariables}
-        placeholder="{}"
-        useTemplating
-        autocompleteVariables
-        {...extraEditorProps}
-      />
+      <div className="grid min-h-[5rem]">
+        <Separator variant="primary" className="pb-1">
+          Variables
+        </Separator>
+        <Editor
+          format={tryFormatJson}
+          contentType="application/json"
+          defaultValue={JSON.stringify(variables, null, 2)}
+          heightMode="auto"
+          onChange={handleChangeVariables}
+          placeholder="{}"
+          useTemplating
+          autocompleteVariables
+          {...extraEditorProps}
+        />
+      </div>
     </div>
   );
 }
diff --git a/src-web/components/GrpcConnectionLayout.tsx b/src-web/components/GrpcConnectionLayout.tsx
index ce9111a2..72af6e18 100644
--- a/src-web/components/GrpcConnectionLayout.tsx
+++ b/src-web/components/GrpcConnectionLayout.tsx
@@ -154,6 +154,8 @@ export function GrpcConnectionLayout({ style }: Props) {
 
   return (
     <SplitLayout
+      name="grpc_layout"
+      className="p-3"
       style={style}
       leftSlot={() => (
         <VStack space={2}>
@@ -188,7 +190,10 @@ export function GrpcConnectionLayout({ style }: Props) {
               >
                 <Button
                   size="sm"
-                  className="border border-highlight font-mono text-xs text-gray-800"
+                  className={classNames(
+                    'border border-highlight font-mono text-xs text-gray-800',
+                    paneSize < 400 && 'flex-1',
+                  )}
                   rightSlot={<Icon className="text-gray-600" size="sm" icon="chevronDown" />}
                 >
                   {select.options.find((o) => o.value === select.value)?.label}
@@ -198,7 +203,7 @@ export function GrpcConnectionLayout({ style }: Props) {
                 className="border border-highlight"
                 size="sm"
                 title="to-do"
-                hotkeyAction="request.send"
+                hotkeyAction={grpc.isStreaming ? undefined : 'request.send'}
                 onClick={grpc.isStreaming ? handleCancel : handleConnect}
                 icon={
                   grpc.isStreaming
@@ -212,7 +217,7 @@ export function GrpcConnectionLayout({ style }: Props) {
                     : 'sendHorizontal'
                 }
               />
-              {activeMethod?.clientStreaming && (
+              {activeMethod?.clientStreaming && grpc.isStreaming && (
                 <IconButton
                   className="border border-highlight"
                   size="sm"
@@ -251,62 +256,63 @@ export function GrpcConnectionLayout({ style }: Props) {
                 {grpc.unary.error}
               </Banner>
             ) : grpc.messages.length > 0 ? (
-              <div className="grid grid-rows-[minmax(0,1fr)_auto] overflow-hidden">
-                <div className="overflow-y-auto">
-                  {...grpc.messages.map((m) => (
-                    <HStack
-                      key={m.time.getTime()}
-                      space={2}
-                      onClick={() => {
-                        if (m === activeMessage) setActiveMessage(null);
-                        else setActiveMessage(m);
-                      }}
-                      alignItems="center"
-                      className={classNames(
-                        'px-2 py-1 font-mono',
-                        m === activeMessage && 'bg-highlight',
-                      )}
-                    >
-                      <Icon
-                        className={
-                          m.type === 'server'
-                            ? 'text-blue-600'
-                            : m.type === 'client'
-                            ? 'text-green-600'
-                            : 'text-gray-600'
-                        }
-                        icon={
-                          m.type === 'server'
-                            ? 'arrowBigDownDash'
-                            : m.type === 'client'
-                            ? 'arrowBigUpDash'
-                            : 'info'
-                        }
-                      />
-                      <div className="w-full truncate text-gray-800 text-xs">{m.message}</div>
-                      <div className="text-gray-600 text-2xs" title={m.time.toISOString()}>
-                        {format(m.time, 'HH:mm:ss')}
+              <SplitLayout
+                name="grpc_messages2"
+                minHeightPx={20}
+                defaultRatio={0.25}
+                leftSlot={() => (
+                  <div className="overflow-y-auto">
+                    {...grpc.messages.map((m, i) => (
+                      <HStack
+                        key={`${m.time.getTime()}::${m.message}::${i}`}
+                        space={2}
+                        onClick={() => {
+                          if (m === activeMessage) setActiveMessage(null);
+                          else setActiveMessage(m);
+                        }}
+                        alignItems="center"
+                        className={classNames(
+                          'px-2 py-1 font-mono',
+                          m === activeMessage && 'bg-highlight',
+                        )}
+                      >
+                        <Icon
+                          className={
+                            m.type === 'server'
+                              ? 'text-blue-600'
+                              : m.type === 'client'
+                              ? 'text-green-600'
+                              : 'text-gray-600'
+                          }
+                          icon={
+                            m.type === 'server'
+                              ? 'arrowBigDownDash'
+                              : m.type === 'client'
+                              ? 'arrowBigUpDash'
+                              : 'info'
+                          }
+                        />
+                        <div className="w-full truncate text-gray-800 text-xs">{m.message}</div>
+                        <div className="text-gray-600 text-2xs" title={m.time.toISOString()}>
+                          {format(m.time, 'HH:mm:ss')}
+                        </div>
+                      </HStack>
+                    ))}
+                  </div>
+                )}
+                rightSlot={() =>
+                  activeMessage && (
+                    <div className="grid grid-rows-[auto_minmax(0,1fr)]">
+                      <div className="pb-3 px-2">
+                        <Separator />
                       </div>
-                    </HStack>
-                  ))}
-                </div>
-                <div className={classNames(activeMessage ? 'block' : 'hidden')}>
-                  <div className="pb-1 px-2">
-                    <Separator />
-                  </div>
-                  <div className="pl-2 pb-1 h-[6rem]">
-                    <JsonAttributeTree attrValue={JSON.parse(activeMessage?.message ?? '{}')} />
-                  </div>
-                  {/*<Editor*/}
-                  {/*  className="bg-gray-50 dark:bg-gray-100 max-h-30"*/}
-                  {/*  contentType="application/json"*/}
-                  {/*  heightMode="auto"*/}
-                  {/*  defaultValue={tryFormatJson(activeMessage?.message ?? '')}*/}
-                  {/*  forceUpdateKey={activeMessage?.time.getTime()}*/}
-                  {/*  readOnly*/}
-                  {/*/>*/}
-                </div>
-              </div>
+                      <div className="pl-2 overflow-y-auto">
+                        <JsonAttributeTree attrValue={JSON.parse(activeMessage?.message ?? '{}')} />
+                      </div>
+                    </div>
+                  )
+                }
+              />
             ) : resp ? (
               <Editor
                 className="bg-gray-50 dark:bg-gray-100"
diff --git a/src-web/components/HttpRequestLayout.tsx b/src-web/components/HttpRequestLayout.tsx
index 64287bed..ddf8e5a0 100644
--- a/src-web/components/HttpRequestLayout.tsx
+++ b/src-web/components/HttpRequestLayout.tsx
@@ -11,6 +11,8 @@ interface Props {
 export function HttpRequestLayout({ style }: Props) {
   return (
     <SplitLayout
+      name="http_layout"
+      className="p-3"
       style={style}
       leftSlot={({ orientation, style }) => (
         <RequestPane style={style} fullHeight={orientation === 'horizontal'} />
diff --git a/src-web/components/ResizeHandle.tsx b/src-web/components/ResizeHandle.tsx
index 7af97979..52cd6448 100644
--- a/src-web/components/ResizeHandle.tsx
+++ b/src-web/components/ResizeHandle.tsx
@@ -1,6 +1,7 @@
 import classNames from 'classnames';
 import type { CSSProperties, MouseEvent as ReactMouseEvent } from 'react';
 import React from 'react';
+import { Separator } from './core/Separator';
 
 interface ResizeBarProps {
   style?: CSSProperties;
@@ -17,6 +18,7 @@ export function ResizeHandle({
   style,
   justify,
   className,
+  barClassName,
   onResizeStart,
   onReset,
   isResizing,
@@ -28,6 +30,8 @@ export function ResizeHandle({
       aria-hidden
       draggable
       style={style}
+      onDragStart={onResizeStart}
+      onDoubleClick={onReset}
       className={classNames(
         className,
         'group z-10 flex',
@@ -39,8 +43,6 @@ export function ResizeHandle({
         side === 'left' && 'left-0',
         side === 'top' && 'top-0',
       )}
-      onDragStart={onResizeStart}
-      onDoubleClick={onReset}
     >
       {/* Show global overlay with cursor style to ensure cursor remains the same when moving quickly */}
       {isResizing && (
diff --git a/src-web/components/core/Button.tsx b/src-web/components/core/Button.tsx
index 7c38d200..d45dcc50 100644
--- a/src-web/components/core/Button.tsx
+++ b/src-web/components/core/Button.tsx
@@ -100,7 +100,7 @@ export const Button = forwardRef<HTMLButtonElement, ButtonProps>(function Button
       ) : null}
       <div
         className={classNames(
-          'max-w-[15em] truncate w-full',
+          'truncate w-full',
           justify === 'start' ? 'text-left' : 'text-center',
           innerClassName,
         )}
diff --git a/src-web/components/core/Separator.tsx b/src-web/components/core/Separator.tsx
index e474157d..0a36d05e 100644
--- a/src-web/components/core/Separator.tsx
+++ b/src-web/components/core/Separator.tsx
@@ -1,10 +1,11 @@
 import classNames from 'classnames';
+import type { ReactNode } from 'react';
 
 interface Props {
   orientation?: 'horizontal' | 'vertical';
   variant?: 'primary' | 'secondary';
   className?: string;
-  children?: string;
+  children?: ReactNode;
 }
 
 export function Separator({
diff --git a/src-web/components/core/SplitLayout.tsx b/src-web/components/core/SplitLayout.tsx
index bcb57aed..9a8d2cc3 100644
--- a/src-web/components/core/SplitLayout.tsx
+++ b/src-web/components/core/SplitLayout.tsx
@@ -15,27 +15,40 @@ interface SlotProps {
 }
 
 interface Props {
-  style: CSSProperties;
+  name: string;
   leftSlot: (props: SlotProps) => ReactNode;
   rightSlot: (props: SlotProps) => ReactNode;
+  style?: CSSProperties;
+  className?: string;
+  defaultRatio?: number;
+  minHeightPx?: number;
+  minWidthPx?: number;
 }
 
 const areaL = { gridArea: 'left' };
 const areaR = { gridArea: 'right' };
 const areaD = { gridArea: 'drag' };
 
-const DEFAULT = 0.5;
-const MIN_WIDTH_PX = 10;
-const MIN_HEIGHT_PX = 30;
 const STACK_VERTICAL_WIDTH = 700;
 
-export function SplitLayout({ style, leftSlot, rightSlot }: Props) {
+export function SplitLayout({
+  style,
+  leftSlot,
+  rightSlot,
+  className,
+  name,
+  defaultRatio = 0.5,
+  minHeightPx = 10,
+  minWidthPx = 10,
+}: Props) {
   const containerRef = useRef<HTMLDivElement>(null);
   const [vertical, setVertical] = useState<boolean>(false);
-  const [widthRaw, setWidth] = useLocalStorage<number>(`body_width::${useActiveWorkspaceId()}`);
-  const [heightRaw, setHeight] = useLocalStorage<number>(`body_height::${useActiveWorkspaceId()}`);
-  const width = widthRaw ?? DEFAULT;
-  const height = heightRaw ?? DEFAULT;
+  const [widthRaw, setWidth] = useLocalStorage<number>(`${name}_width::${useActiveWorkspaceId()}`);
+  const [heightRaw, setHeight] = useLocalStorage<number>(
+    `${name}_height::${useActiveWorkspaceId()}`,
+  );
+  const width = widthRaw ?? defaultRatio;
+  const height = heightRaw ?? defaultRatio;
   const [isResizing, setIsResizing] = useState<boolean>(false);
   const moveState = useRef<{ move: (e: MouseEvent) => void; up: (e: MouseEvent) => void } | null>(
     null,
@@ -52,7 +65,7 @@ export function SplitLayout({ style, leftSlot, rightSlot }: Props) {
         ? `
           ' ${areaL.gridArea}' minmax(0,${1 - height}fr)
           ' ${areaD.gridArea}' 0
-          ' ${areaR.gridArea}' minmax(0,${height}fr)
+          ' ${areaR.gridArea}' minmax(${minHeightPx}px,${height}fr)
           / 1fr            
         `
         : `
@@ -71,8 +84,8 @@ export function SplitLayout({ style, leftSlot, rightSlot }: Props) {
   };
 
   const handleReset = useCallback(
-    () => (vertical ? setHeight(DEFAULT) : setWidth(DEFAULT)),
-    [setHeight, vertical, setWidth],
+    () => (vertical ? setHeight(defaultRatio) : setWidth(defaultRatio)),
+    [vertical, setHeight, defaultRatio, setWidth],
   );
 
   const handleResizeStart = useCallback(
@@ -91,18 +104,18 @@ export function SplitLayout({ style, leftSlot, rightSlot }: Props) {
         move: (e: MouseEvent) => {
           e.preventDefault(); // Prevent text selection and things
           if (vertical) {
-            const maxHeightPx = containerRect.height - MIN_HEIGHT_PX;
+            const maxHeightPx = containerRect.height - minHeightPx;
             const newHeightPx = clamp(
               startHeight - (e.clientY - mouseStartY),
-              MIN_HEIGHT_PX,
+              minHeightPx,
               maxHeightPx,
             );
             setHeight(newHeightPx / containerRect.height);
           } else {
-            const maxWidthPx = containerRect.width - MIN_WIDTH_PX;
+            const maxWidthPx = containerRect.width - minWidthPx;
             const newWidthPx = clamp(
               startWidth - (e.clientX - mouseStartX),
-              MIN_WIDTH_PX,
+              minWidthPx,
               maxWidthPx,
             );
             setWidth(newWidthPx / containerRect.width);
@@ -118,7 +131,7 @@ export function SplitLayout({ style, leftSlot, rightSlot }: Props) {
       document.documentElement.addEventListener('mouseup', moveState.current.up);
       setIsResizing(true);
     },
-    [width, height, vertical, setHeight, setWidth],
+    [width, height, vertical, minHeightPx, setHeight, minWidthPx, setWidth],
   );
 
   const activeRequestId = useActiveRequestId();
@@ -127,11 +140,12 @@ export function SplitLayout({ style, leftSlot, rightSlot }: Props) {
   }
 
   return (
-    <div ref={containerRef} className="grid gap-1.5 w-full h-full p-3" style={styles}>
+    <div ref={containerRef} className={classNames(className, 'grid w-full h-full')} style={styles}>
       {leftSlot({ style: areaL, orientation: vertical ? 'vertical' : 'horizontal' })}
       <ResizeHandle
         style={areaD}
         isResizing={isResizing}
+        barClassName={'bg-red-300'}
         className={classNames(vertical ? 'translate-y-0.5' : 'translate-x-0.5')}
         onResizeStart={handleResizeStart}
         onReset={handleReset}
diff --git a/src-web/hooks/useGrpc.ts b/src-web/hooks/useGrpc.ts
index 2099333a..8bde7391 100644
--- a/src-web/hooks/useGrpc.ts
+++ b/src-web/hooks/useGrpc.ts
@@ -1,9 +1,7 @@
 import { useMutation, useQuery } from '@tanstack/react-query';
 import { invoke } from '@tauri-apps/api';
-import { message } from '@tauri-apps/api/dialog';
 import { emit } from '@tauri-apps/api/event';
 import { useState } from 'react';
-import { send } from 'vite';
 import { useListenToTauriEvent } from './useListenToTauriEvent';
 
 interface ReflectResponseService {
@@ -20,6 +18,7 @@ export interface GrpcMessage {
 export function useGrpc(url: string | null) {
   const [messages, setMessages] = useState<GrpcMessage[]>([]);
   const [activeConnectionId, setActiveConnectionId] = useState<string | null>(null);
+
   useListenToTauriEvent<string>(
     'grpc_message',
     (event) => {
@@ -28,8 +27,9 @@ export function useGrpc(url: string | null) {
         { message: event.payload, time: new Date(), type: 'server' },
       ]);
     },
-    [],
+    [setMessages],
   );
+
   const unary = useMutation<string, string, { service: string; method: string; message: string }>({
     mutationKey: ['grpc_unary', url],
     mutationFn: async ({ service, method, message }) => {
@@ -94,8 +94,8 @@ export function useGrpc(url: string | null) {
   const cancel = useMutation({
     mutationKey: ['grpc_cancel', url],
     mutationFn: async () => {
-      await emit('grpc_message_in', 'Cancel');
       setActiveConnectionId(null);
+      await emit('grpc_message_in', 'Cancel');
       setMessages((m) => [
         ...m,
         { type: 'info', message: 'Cancelled by client', time: new Date() },