diff --git a/src/main/java/com/genersoft/iot/vmp/aiot/controller/AiAlgorithmController.java b/src/main/java/com/genersoft/iot/vmp/aiot/controller/AiAlgorithmController.java
index 794303ce1..e4b2f0eb4 100644
--- a/src/main/java/com/genersoft/iot/vmp/aiot/controller/AiAlgorithmController.java
+++ b/src/main/java/com/genersoft/iot/vmp/aiot/controller/AiAlgorithmController.java
@@ -1,5 +1,6 @@
 package com.genersoft.iot.vmp.aiot.controller;
 
+import com.alibaba.fastjson2.JSON;
 import com.genersoft.iot.vmp.aiot.bean.AiAlgorithm;
 import com.genersoft.iot.vmp.aiot.bean.AiRoiAlgoBind;
 import com.genersoft.iot.vmp.aiot.service.IAiAlgorithmService;
@@ -65,6 +66,14 @@ public class AiAlgorithmController {
     @PostMapping("/global-params/{algoCode}")
     public void saveGlobalParams(@PathVariable String algoCode, @RequestBody Map<String, String> body) {
         String globalParams = body.get("globalParams");
+        if (globalParams == null || globalParams.isBlank()) {
+            throw new IllegalArgumentException("参数不能为空");
+        }
+        try {
+            JSON.parseObject(globalParams);
+        } catch (Exception e) {
+            throw new IllegalArgumentException("参数不是合法的 JSON: " + e.getMessage());
+        }
         algorithmService.saveGlobalParams(algoCode, globalParams);
     }
 
@@ -80,6 +89,14 @@ public class AiAlgorithmController {
                                        @PathVariable String algoCode,
                                        @RequestBody Map<String, String> body) {
         String params = body.get("params");
+        if (params == null || params.isBlank()) {
+            throw new IllegalArgumentException("参数不能为空");
+        }
+        try {
+            JSON.parseObject(params);
+        } catch (Exception e) {
+            throw new IllegalArgumentException("参数不是合法的 JSON: " + e.getMessage());
+        }
         algorithmService.updateDeviceAlgoParams(deviceId, algoCode, params);
     }
 }