diff --git a/packages/tui/src/config/v1/keybind.ts b/packages/tui/src/config/v1/keybind.ts
index 57b414e65ce..18c68a2ba4b 100644
--- a/packages/tui/src/config/v1/keybind.ts
+++ b/packages/tui/src/config/v1/keybind.ts
@@ -142,7 +142,6 @@ export const Definitions = {
   messages_copy: keybind("<leader>y", "Copy message"),
   messages_undo: keybind("<leader>u", "Undo message"),
   messages_redo: keybind("<leader>r", "Redo message"),
-  messages_toggle_conceal: keybind("<leader>h", "Toggle code block concealment in messages"),
   display_thinking: keybind("none", "Toggle thinking blocks visibility"),
 
   prompt_submit: keybind("none", "Submit prompt"),
@@ -341,7 +340,6 @@ export const CommandMap = {
   messages_copy: "messages.copy",
   messages_undo: "session.undo",
   messages_redo: "session.redo",
-  messages_toggle_conceal: "session.toggle.conceal",
   display_thinking: "session.toggle.thinking",
   prompt_submit: "prompt.submit",
   prompt_editor_context_clear: "prompt.editor_context.clear",
diff --git a/packages/tui/src/feature-plugins/home/tips-view.tsx b/packages/tui/src/feature-plugins/home/tips-view.tsx
index a8d78beccf6..92623cde29f 100644
--- a/packages/tui/src/feature-plugins/home/tips-view.tsx
+++ b/packages/tui/src/feature-plugins/home/tips-view.tsx
@@ -25,7 +25,6 @@ type Shortcuts = {
   messagesLast: TipShortcut
   messagesPageDown: TipShortcut
   messagesPageUp: TipShortcut
-  messagesToggleConceal: TipShortcut
   modelCycleRecent: TipShortcut
   modelList: TipShortcut
   sessionExport: TipShortcut
@@ -115,7 +114,6 @@ export function Tips(props: { api: TuiPluginApi; connected?: boolean }) {
     messagesLast: configShortcut(props.api, "session.last"),
     messagesPageDown: configShortcut(props.api, "session.page.down"),
     messagesPageUp: configShortcut(props.api, "session.page.up"),
-    messagesToggleConceal: configShortcut(props.api, "session.toggle.conceal"),
     modelCycleRecent: useCommandShortcut("model.cycle_recent"),
     modelList: useCommandShortcut("model.list"),
     sessionExport: configShortcut(props.api, "session.export"),
@@ -267,7 +265,6 @@ const TIPS: Tip[] = [
   "Run {highlight}opencode debug config{/highlight} to troubleshoot configuration",
   "Use {highlight}--print-logs{/highlight} flag to see detailed logs in stderr",
   (shortcuts) => `Use ${commandText("/timeline", shortcuts.sessionTimeline())} to jump to specific messages`,
-  (shortcuts) => press(shortcuts.messagesToggleConceal(), "to toggle code block visibility in messages"),
   (shortcuts) => `Use ${commandText("/status", shortcuts.statusView())} to see system status info`,
   "Enable {highlight}scroll.acceleration{/highlight} in {highlight}cli.json{/highlight} for smooth scrolling",
   (shortcuts) =>
diff --git a/packages/tui/src/routes/session/index.tsx b/packages/tui/src/routes/session/index.tsx
index bf36219421a..0ac5265d34f 100644
--- a/packages/tui/src/routes/session/index.tsx
+++ b/packages/tui/src/routes/session/index.tsx
@@ -88,7 +88,6 @@ const sessionBindingCommands = [
   "session.undo",
   "session.redo",
   "session.sidebar.toggle",
-  "session.toggle.conceal",
   "session.toggle.thinking",
   "session.toggle.scrollbar",
   "session.toggle.exploration_grouping",
@@ -121,7 +120,6 @@ const sessionGlobalUnfocusedBindingCommands = ["session.first", "session.last"]
 const context = createContext<{
   width: number
   sessionID: string
-  conceal: () => boolean
   thinkingMode: () => ThinkingMode
   showThinking: () => boolean
   groupExploration: () => boolean
@@ -198,7 +196,6 @@ export function Session() {
   const dimensions = useTerminalDimensions()
   const [sidebar, setSidebar] = kv.signal<"auto" | "hide">("sidebar", "auto")
   const [sidebarOpen, setSidebarOpen] = createSignal(false)
-  const [conceal, setConceal] = createSignal(true)
   const thinking = useThinkingMode()
   const thinkingMode = thinking.mode
   const showThinking = createMemo(() => true)
@@ -471,15 +468,6 @@ export function Session() {
         dialog.clear()
       },
     },
-    {
-      title: conceal() ? "Disable code concealment" : "Enable code concealment",
-      value: "session.toggle.conceal",
-      category: "Session",
-      run: () => {
-        setConceal((prev) => !prev)
-        dialog.clear()
-      },
-    },
     {
       title: (() => {
         const next = nextThinkingMode(thinkingMode())
@@ -507,7 +495,7 @@ export function Session() {
       },
     },
     {
-      title: groupExploration() ? "Show exploration tools individually" : "Group exploration tools",
+      title: groupExploration() ? "Show tool calls individually" : "Group related tool calls",
       value: "session.toggle.exploration_grouping",
       category: "Session",
       run: () => {
@@ -865,7 +853,6 @@ export function Session() {
             return contentWidth()
           },
           sessionID: route.sessionID,
-          conceal,
           thinkingMode,
           showThinking,
           groupExploration,
@@ -1329,7 +1316,7 @@ function CompactionMessage(props: { message: Extract<SessionMessageInfo, { type:
             internalBlockMode="top-level"
             content={content()}
             tableOptions={{ style: "grid" }}
-            conceal={ctx.conceal()}
+            conceal={false}
             fg={theme.markdownText}
             bg={theme.background}
           />
@@ -1747,7 +1734,7 @@ function ReasoningPart(props: {
               streaming={true}
               syntaxStyle={syntax()}
               content={summary().body}
-              conceal={ctx.conceal()}
+              conceal={false}
               fg={theme.textMuted}
             />
           </box>
@@ -1813,7 +1800,7 @@ function TextPart(props: { last: boolean; part: SessionMessageAssistantText }) {
           internalBlockMode="top-level"
           content={props.part.text.trim()}
           tableOptions={{ style: "grid" }}
-          conceal={ctx.conceal()}
+          conceal={false}
           fg={theme.markdownText}
           bg={theme.background}
         />
diff --git a/packages/tui/src/theme/index.ts b/packages/tui/src/theme/index.ts
index e8a5f2c5a97..efdf02357ad 100644
--- a/packages/tui/src/theme/index.ts
+++ b/packages/tui/src/theme/index.ts
@@ -914,12 +914,6 @@ function getSyntaxRules(theme: Theme) {
         foreground: theme.text,
       },
     },
-    {
-      scope: ["conceal"],
-      style: {
-        foreground: theme.textMuted,
-      },
-    },
     // Additional common highlight groups
     {
       scope: ["string.special", "string.special.url"],