simstudioai · icecrasher321 · Aug 16, 2026 · Aug 16, 2026 · Aug 16, 2026 · Aug 16, 2026
diff --git a/...editor/components/sub-block/components/tool-input/components/tools/sub-block-renderer.tsx b/...editor/components/sub-block/components/tool-input/components/tools/sub-block-renderer.tsx
@@ -1,6 +1,7 @@
 'use client'
 
 import { useCallback, useEffect, useRef } from 'react'
+import { isUserSuppliedToolParam } from '@/lib/workflows/tool-input/param-visibility'
 import {
   buildToolSubBlockId,
   resolveToolParamSync,
@@ -122,8 +123,10 @@ export function ToolSubBlockRenderer({
     pushParamValueToStore(toolParamValue)
   }, [toolParamValue, pushParamValueToStore])
 
-  const visibility = subBlock.paramVisibility ?? 'user-or-llm'
-  const isOptionalForUser = visibility !== 'user-only'
+  // Shared with the fork-sync gate so "is this the user's to fill?" is answered the same way
+  // in the editor and when a sync decides whether a blank value blocks. `required` itself
+  // stays for the field below to resolve in its own value context.
+  const isOptionalForUser = !isUserSuppliedToolParam(subBlock)
 
   const config = {
     ...subBlock,

diff --git a/apps/sim/ee/workspace-forking/components/fork-sync/dependent-field-noun.test.ts b/apps/sim/ee/workspace-forking/components/fork-sync/dependent-field-noun.test.ts
@@ -0,0 +1,34 @@
+/**
+ * @vitest-environment node
+ */
+import { describe, expect, it } from 'vitest'
+import { dependentFieldNoun } from '@/ee/workspace-forking/components/fork-sync/dependent-field-noun'
+
+describe('dependentFieldNoun', () => {
+  it('strips a leading imperative verb so copy does not stutter', () => {
+    // The defect this exists to prevent: `Select ${title.toLowerCase()}` on a title that
+    // already reads as an instruction rendered "Select select issue".
+    expect(dependentFieldNoun('Select Issue')).toBe('issue')
+    expect(dependentFieldNoun('Select Project')).toBe('project')
+    expect(dependentFieldNoun('Choose Document')).toBe('document')
+    expect(dependentFieldNoun('Pick a Table')).toBe('a table')
+  })
+
+  it('leaves a title that merely starts with those letters alone', () => {
+    // The trailing `\s+` is what separates the verb from a word that begins with it.
+    expect(dependentFieldNoun('Selected Files')).toBe('selected files')
+    expect(dependentFieldNoun('Selection')).toBe('selection')
+  })
+
+  it('falls back to the whole title when stripping would leave nothing', () => {
+    // A bare verb has no noun to extract; an empty result would render "Select " and
+    // "No  found".
+    expect(dependentFieldNoun('Select')).toBe('select')
+    expect(dependentFieldNoun('Select   ')).toBe('select   ')
+  })
+
+  it('passes a plain noun through lowercased', () => {
+    expect(dependentFieldNoun('Label')).toBe('label')
+    expect(dependentFieldNoun('Conflict Column')).toBe('conflict column')
+  })
+})
diff --git a/apps/sim/ee/workspace-forking/components/fork-sync/dependent-field-noun.ts b/apps/sim/ee/workspace-forking/components/fork-sync/dependent-field-noun.ts
@@ -0,0 +1,19 @@
+/**
+ * Leading imperative verb on a field title. Titles are labels, and some already read as an
+ * instruction ("Select Issue", "Choose Project"), so composing surrounding copy onto them
+ * verbatim produces "Select select issue". The trailing `\s+` is load-bearing: it stops
+ * "Selected Files" and "Selection" from being mangled into "ed Files" / "ion".
+ */
+const LEADING_IMPERATIVE_VERB = /^(?:select|choose|pick)\s+/i
+
+/**
+ * The bare noun of a dependent field's title, for copy that supplies its own verb
+ * ("Select {noun}", "Search {noun}...", "No {noun} found").
+ *
+ * Falls back to the whole title when stripping would leave nothing — a title that is only a
+ * verb has no noun to extract, and an empty noun would render "Select " and "No  found".
+ */
+export function dependentFieldNoun(title: string): string {
+  const stripped = title.replace(LEADING_IMPERATIVE_VERB, '').trim()
+  return (stripped || title).toLowerCase()
+}
diff --git a/apps/sim/ee/workspace-forking/components/fork-sync/dependent-field-selector.tsx b/apps/sim/ee/workspace-forking/components/fork-sync/dependent-field-selector.tsx
@@ -2,6 +2,7 @@
 
 import { useMemo } from 'react'
 import { ChipCombobox, type ComboboxOption, Loader } from '@sim/emcn'
+import { dependentFieldNoun } from '@/ee/workspace-forking/components/fork-sync/dependent-field-noun'
 import type { SelectorContext, SelectorKey } from '@/hooks/selectors/types'
 import { useSelectorOptions } from '@/hooks/selectors/use-selector-query'
 
@@ -46,6 +47,8 @@ export function DependentFieldSelector({
     [options]
   )
 
+  const noun = dependentFieldNoun(title)
+
   if (isLoading && enabled) {
     return (
       <div className='flex h-[30px] items-center gap-2 rounded-lg border border-[var(--border-1)] bg-[var(--surface-5)] px-2 text-[var(--text-muted)] text-small dark:bg-[var(--surface-4)]'>
@@ -62,10 +65,10 @@ export function DependentFieldSelector({
       value={value || undefined}
       onChange={(next) => onChange(next)}
       searchable
-      searchPlaceholder={`Search ${title.toLowerCase()}...`}
-      placeholder={`Select ${title.toLowerCase()}`}
+      searchPlaceholder={`Search ${noun}...`}
+      placeholder={`Select ${noun}`}
       disabled={!enabled}
-      emptyMessage={`No ${title.toLowerCase()} found`}
+      emptyMessage={`No ${noun} found`}
     />
   )
 }