diff --git a/models/llm.json b/models/llm.json
index 653ad5d..3f50515 100644
--- a/models/llm.json
+++ b/models/llm.json
@@ -15,6 +15,7 @@
         {"name": "api_key", "title": "API密钥", "type": "str", "length": 500},
         {"name": "max_tokens", "title": "最大Token", "type": "int", "default": "8192"},
         {"name": "status", "title": "状态", "type": "str", "length": 20, "default": "active"},
+        {"name": "capabilities", "title": "能力分类", "type": "str", "length": 20, "default": "text"},
         {"name": "org_id", "title": "所属机构ID", "type": "str", "length": 32, "default": "0"},
         {"name": "description", "title": "描述", "type": "text"},
         {"name": "created_at", "title": "创建时间", "type": "timestamp"},
diff --git a/mysql_v2.ddl.sql b/mysql_v2.ddl.sql
index 84f340e..53c09b9 100644
--- a/mysql_v2.ddl.sql
+++ b/mysql_v2.ddl.sql
@@ -20,3 +20,6 @@ ALTER TABLE `pipelines` ADD COLUMN IF NOT EXISTS `agent_config` text COMMENT 'Ag
 
 -- sd_org_settings 增加 agent_config 字段
 ALTER TABLE `sd_org_settings` ADD COLUMN IF NOT EXISTS `agent_config` text COMMENT '项目级Agent配置JSON';
+
+-- llm 表增加 capabilities 能力分类字段（text=纯文本 / vision=图像理解 / multimodal=多模态）
+ALTER TABLE `llm` ADD COLUMN IF NOT EXISTS `capabilities` varchar(20) DEFAULT 'text' COMMENT '能力分类: text/vision/multimodal';