diff --git a/connectors/openai-api/openai.go b/connectors/openai-api/openai.go
index df58f9b..7f56a73 100644
--- a/connectors/openai-api/openai.go
+++ b/connectors/openai-api/openai.go
@@ -20,6 +20,11 @@ func GetClient() *openai.Client {
 		transport := &http.Transport{Proxy: http.ProxyURL(proxyUrl)}
 		config.HTTPClient = &http.Client{Transport: transport}
 	}
+
+	if define.OPENAI_API_BASEURL != "" {
+		config.BaseURL = define.OPENAI_API_BASEURL
+	}
+
 	return openai.NewClientWithConfig(config)
 }
 
diff --git a/internal/define/define.go b/internal/define/define.go
index 75b4cba..aadce3d 100644
--- a/internal/define/define.go
+++ b/internal/define/define.go
@@ -37,6 +37,7 @@ var (
 	ENABLE_OPENAI_API       = GetBool("ENABLE_OPENAI_API", false)                                 // Enable OpenAI 3.5 API
 	ENABLE_OPENAI_API_ONLY  = GetBool("ENABLE_OPENAI_API_ONLY", false)                            // Only Enable the 3.5 model
 	OPENAI_API_KEY          = strings.TrimSpace(os.Getenv("OPENAI_API_KEY"))                      // OpenAI API Key
+	OPENAI_API_BASEURL      = strings.TrimSpace(os.Getenv("OPENAI_API_BASEURL"))                  // Custom OpenAI API BASEURL
 	ENABLE_OPENAI_API_PROXY = GetBool("OPENAI_API_PROXY_ENABLE", false)                           // Enable OpenAI API Proxy
 	OPENAI_API_PROXY_ADDR   = GetHostName("OPENAI_API_PROXY_ADDR", DEFAULT_OPENAI_API_PROXY_ADDR) // OpenAI API Proxy Address
 )