diff --git a/providers/openai/base.go b/providers/openai/base.go
index 0a3eebbc..aff6d962 100644
--- a/providers/openai/base.go
+++ b/providers/openai/base.go
@@ -102,6 +102,8 @@ func (p *OpenAIProvider) GetFullRequestURL(requestURL string, modelName string)
 			requestURL = fmt.Sprintf("/openai%s?api-version=%s", requestURL, apiVersion)
 		}
 
+	} else if p.Channel.Type == common.ChannelTypeCustom && p.Channel.Other != "" {
+		requestURL = strings.Replace(requestURL, "v1", p.Channel.Other, 1)
 	}
 
 	if strings.HasPrefix(baseURL, "https://gateway.ai.cloudflare.com") {
diff --git a/web/src/views/Channel/component/EditModal.js b/web/src/views/Channel/component/EditModal.js
index ed4b1f3c..82bc132c 100644
--- a/web/src/views/Channel/component/EditModal.js
+++ b/web/src/views/Channel/component/EditModal.js
@@ -153,7 +153,8 @@ const EditModal = ({ open, channelId, onCancel, onOk, groupOptions }) => {
       const res = await API.post(`/api/channel/provider_models_list`, { ...values, models: '' });
       const { success, message, data } = res.data;
       if (success && data) {
-        let modelList = data.map((model) => {
+        let uniqueModels = Array.from(new Set(data));
+        let modelList = uniqueModels.map((model) => {
           return {
             id: model,
             group: '自定义：点击或回车输入'
diff --git a/web/src/views/Channel/type/Config.js b/web/src/views/Channel/type/Config.js
index 46b36cc5..5d6c8057 100644
--- a/web/src/views/Channel/type/Config.js
+++ b/web/src/views/Channel/type/Config.js
@@ -54,7 +54,11 @@ const typeConfig = {
   },
   8: {
     inputLabel: {
-      provider_models_list: '从渠道获取模型列表'
+      provider_models_list: '从渠道获取模型列表',
+      other: '替换 API 版本'
+    },
+    prompt: {
+      other: '输入后，会替换请求地址中的v1，例如：freeapi，则请求chat时会变成https://xxx.com/freeapi/chat/completions'
     }
   },
   3: {