diff --git a/src/main/java/com/rj/controller/AiQaItemController.java b/src/main/java/com/rj/controller/AiQaItemController.java
index 8851045..5cbacfc 100644
--- a/src/main/java/com/rj/controller/AiQaItemController.java
+++ b/src/main/java/com/rj/controller/AiQaItemController.java
@@ -2,7 +2,10 @@ package com.rj.controller;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.rj.dto.AiQaCustomerAskRequestDto;
+import com.rj.dto.AiQaCustomerAskResponseDto;
 import com.rj.entity.AiQaItem;
+import com.rj.service.IAiQaCustomerAskService;
 import com.rj.service.IAiQaItemService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
@@ -33,6 +36,32 @@ public class AiQaItemController {
     @Autowired
     private IAiQaItemService aiQaItemService;
 
+    @Autowired
+    private IAiQaCustomerAskService aiQaCustomerAskService;
+
+    @PostMapping("/ask")
+    @Operation(summary = "客户问答（大模型）", description = "接收客户问题，调用本地 OpenAI 兼容 Chat Completions，将回答返回给前端")
+    public ResponseEntity<Map<String, Object>> askCustomer(
+            @Parameter(description = "提问请求", required = true) @RequestBody AiQaCustomerAskRequestDto request) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            AiQaCustomerAskResponseDto data = aiQaCustomerAskService.askCustomer(request);
+            result.put("success", true);
+            result.put("message", "回答生成成功");
+            result.put("data", data);
+            return ResponseEntity.ok(result);
+        } catch (IllegalArgumentException e) {
+            result.put("success", false);
+            result.put("message", e.getMessage());
+            return ResponseEntity.badRequest().body(result);
+        } catch (Exception e) {
+            log.error("ai_qa_item ask error", e);
+            result.put("success", false);
+            result.put("message", "调用大模型异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
     @PostMapping("/add")
     @Operation(summary = "新增", description = "新增 AI 问答子表记录")
     public ResponseEntity<Map<String, Object>> add(
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index d923576..ebb7e05 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -9,6 +9,14 @@ dashscope:
   api:
     key: ${DASHSCOPE_API_KEY}
 
+# AI 问答 - 本地 OpenAI 兼容 Chat Completions（无 Authorization）
+ai:
+  qa:
+    local:
+      chat-url: http://192.168.1.44:8000/v1/chat/completions
+      default-model: Qwen2.5-7B-Instruct
+      max-tokens: 512
+
 langchain4j:
   open-ai:
     chat-model: