diff --git a/packages/cli/src/ui/utils/clipboardUtils.ts b/packages/cli/src/ui/utils/clipboardUtils.ts
index c0aa1a262..ab1465f73 100644
--- a/packages/cli/src/ui/utils/clipboardUtils.ts
+++ b/packages/cli/src/ui/utils/clipboardUtils.ts
@@ -394,8 +394,8 @@ async function saveLinuxClipboardImage(
 }
 
 /**
- * Cleans up old temporary clipboard image files
- * Removes files older than 1 hour
+ * Cleans up old temporary clipboard image files using LRU strategy
+ * Keeps maximum 100 images, when exceeding removes 50 oldest files to reduce cleanup frequency
  * @param targetDir The target directory where temp files are stored
  */
 export async function cleanupOldClipboardImages(
@@ -405,7 +405,11 @@ export async function cleanupOldClipboardImages(
     const baseDir = targetDir || process.cwd();
     const tempDir = path.join(baseDir, 'clipboard');
     const files = await fs.readdir(tempDir);
-    const oneHourAgo = Date.now() - 60 * 60 * 1000;
+    const MAX_IMAGES = 100;
+    const CLEANUP_COUNT = 50;
+
+    // Filter clipboard image files and get their stats
+    const imageFiles: Array<{ name: string; path: string; atime: number }> = [];
 
     for (const file of files) {
       if (
@@ -421,9 +425,27 @@ export async function cleanupOldClipboardImages(
       ) {
         const filePath = path.join(tempDir, file);
         const stats = await fs.stat(filePath);
-        if (stats.atimeMs < oneHourAgo) {
-          await fs.unlink(filePath);
-        }
+        imageFiles.push({
+          name: file,
+          path: filePath,
+          atime: stats.atimeMs,
+        });
+      }
+    }
+
+    // If exceeds limit, remove CLEANUP_COUNT oldest files to reduce cleanup frequency
+    if (imageFiles.length > MAX_IMAGES) {
+      // Sort by access time (oldest first)
+      imageFiles.sort((a, b) => a.atime - b.atime);
+
+      // Remove CLEANUP_COUNT oldest files (or all excess files if less than CLEANUP_COUNT)
+      const removeCount = Math.min(
+        CLEANUP_COUNT,
+        imageFiles.length - MAX_IMAGES + CLEANUP_COUNT,
+      );
+      const filesToRemove = imageFiles.slice(0, removeCount);
+      for (const file of filesToRemove) {
+        await fs.unlink(file.path);
       }
     }
   } catch {