diff --git a/internal/controller/copilot/code_completions.go b/internal/controller/copilot/code_completions.go
index 43caa47..e1a6740 100644
--- a/internal/controller/copilot/code_completions.go
+++ b/internal/controller/copilot/code_completions.go
@@ -18,6 +18,11 @@ import (
 	"time"
 )
 
+// abortCodex is a helper function to abort requests with a specific message.
+func abortCodex(c *gin.Context, message string) {
+	c.AbortWithStatusJSON(http.StatusInternalServerError, gin.H{"error": message})
+}
+
 // GetEngine returns information about a specific engine.
 func GetEngine(c *gin.Context) {
 	modelName := os.Getenv("CODEX_API_MODEL_NAME")
@@ -31,7 +36,6 @@ func GetEngine(c *gin.Context) {
 	})
 }
 
-
 // CodeCompletions code代码补全接口
 func CodeCompletions(c *gin.Context) {
 	ctx := c.Request.Context()