diff --git a/common/changes/@visactor/vtable/4912-bug-paste-performance_2026-01-12-09-17.json b/common/changes/@visactor/vtable/4912-bug-paste-performance_2026-01-12-09-17.json
new file mode 100644
index 000000000..d84c202be
--- /dev/null
+++ b/common/changes/@visactor/vtable/4912-bug-paste-performance_2026-01-12-09-17.json
@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "comment": "fix: paste to table performance when has prepared edit cell #4912\n\n",
+      "type": "none",
+      "packageName": "@visactor/vtable"
+    }
+  ],
+  "packageName": "@visactor/vtable",
+  "email": "892739385@qq.com"
+}
\ No newline at end of file
diff --git a/packages/vtable-editors/src/input-editor.ts b/packages/vtable-editors/src/input-editor.ts
index 44e745c6a..9f750b8b5 100644
--- a/packages/vtable-editors/src/input-editor.ts
+++ b/packages/vtable-editors/src/input-editor.ts
@@ -86,6 +86,16 @@ export class InputEditor implements IEditor {
     };
     input.addEventListener('wheel', wheelHandler);
     this.eventHandlers.push({ type: 'wheel', handler: wheelHandler });
+
+    const pasteHandler: EventListener = (e: Event) => {
+      const pasteEvent = e as ClipboardEvent;
+      // 在prepare阶段（opacity为'0'时）禁止粘贴
+      if (this.element.style.opacity === '0') {
+        pasteEvent.preventDefault();
+      }
+    };
+    input.addEventListener('paste', pasteHandler);
+    this.eventHandlers.push({ type: 'paste', handler: pasteHandler });
   }
 
   setValue(value: string) {