diff --git a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/parameter.tsx b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/parameter.tsx
index fe9ed3274..f1b34bec3 100644
--- a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/parameter.tsx
+++ b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/parameter.tsx
@@ -91,7 +91,9 @@ export function ParameterWithLabel({
           {title}
           {isRequired && visibility === 'user-only' && <span className='ml-0.5'>*</span>}
           {visibility !== 'user-only' && (
-            <span className='ml-[6px] text-[12px] text-[var(--text-tertiary)]'>(optional)</span>
+            <span className='-ml-[3px] text-[12px] font-normal text-[var(--text-tertiary)]'>
+              (optional)
+            </span>
           )}
         </Label>
         <div className='flex min-w-0 flex-1 items-center justify-end gap-[6px]'>
diff --git a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/sub-block-renderer.tsx b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/sub-block-renderer.tsx
index 177dd55a0..64c68b058 100644
--- a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/sub-block-renderer.tsx
+++ b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tool-input/components/tools/sub-block-renderer.tsx
@@ -84,7 +84,9 @@ export function ToolSubBlockRenderer({
   const labelSuffix = useMemo(
     () =>
       isOptionalForUser ? (
-        <span className='ml-[6px] text-[12px] text-[var(--text-tertiary)]'>(optional)</span>
+        <span className='-ml-[3px] text-[12px] font-normal text-[var(--text-tertiary)]'>
+          (optional)
+        </span>
       ) : null,
     [isOptionalForUser]
   )
diff --git a/apps/sim/tools/workflow/executor.ts b/apps/sim/tools/workflow/executor.ts
index 894908309..44ebff2b5 100644
--- a/apps/sim/tools/workflow/executor.ts
+++ b/apps/sim/tools/workflow/executor.ts
@@ -18,7 +18,7 @@ export const workflowExecutorTool: ToolConfig<
     workflowId: {
       type: 'string',
       required: true,
-      visibility: 'user-or-llm',
+      visibility: 'user-only',
       description: 'The ID of the workflow to execute',
     },
     inputMapping: {