diff --git a/crates/zclaw-growth/src/extractor.rs b/crates/zclaw-growth/src/extractor.rs
index a6050a4..191d6b1 100644
--- a/crates/zclaw-growth/src/extractor.rs
+++ b/crates/zclaw-growth/src/extractor.rs
@@ -19,6 +19,21 @@ pub trait LlmDriverForExtraction: Send + Sync {
         messages: &[Message],
         extraction_type: MemoryType,
     ) -> Result<Vec<ExtractedMemory>>;
+
+    /// 单次 LLM 调用提取全部类型（记忆 + 经验 + 画像信号）
+    /// 默认实现：退化到 3 次独立调用
+    async fn extract_combined_all(
+        &self,
+        messages: &[Message],
+    ) -> Result<crate::types::CombinedExtraction> {
+        let mut combined = crate::types::CombinedExtraction::default();
+        for mt in [MemoryType::Preference, MemoryType::Knowledge, MemoryType::Experience] {
+            if let Ok(mems) = self.extract_memories(messages, mt).await {
+                combined.memories.extend(mems);
+            }
+        }
+        Ok(combined)
+    }
 }
 
 /// Memory Extractor - extracts memories from conversations
@@ -362,6 +377,14 @@ mod tests {
         assert!(!result.is_empty());
     }
 
+    #[tokio::test]
+    async fn test_extract_combined_all_default_impl() {
+        let driver = MockLlmDriver;
+        let messages = vec![Message::user("Hello")];
+        let result = driver.extract_combined_all(&messages).await.unwrap();
+        assert_eq!(result.memories.len(), 3); // 3 types
+    }
+
     #[test]
     fn test_prompts_available() {
         assert!(!prompts::get_extraction_prompt(MemoryType::Preference).is_empty());