diff --git a/server/routes.go b/server/routes.go
index 71e01a34..0dce976d 100644
--- a/server/routes.go
+++ b/server/routes.go
@@ -142,6 +142,11 @@ func GenerateHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Model == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "model is required"})
+		return
+	}
+
 	model, err := GetModel(req.Model)
 	if err != nil {
 		var pErr *fs.PathError
@@ -231,6 +236,11 @@ func EmbeddingHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Model == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "model is required"})
+		return
+	}
+
 	model, err := GetModel(req.Model)
 	if err != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
@@ -268,6 +278,11 @@ func PullModelHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Name == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "name is required"})
+		return
+	}
+
 	ch := make(chan any)
 	go func() {
 		defer close(ch)
@@ -302,6 +317,11 @@ func PushModelHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Name == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "name is required"})
+		return
+	}
+
 	ch := make(chan any)
 	go func() {
 		defer close(ch)
@@ -334,6 +354,11 @@ func CreateModelHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Name == "" || req.Path == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "name and path are required"})
+		return
+	}
+
 	ch := make(chan any)
 	go func() {
 		defer close(ch)
@@ -364,6 +389,11 @@ func DeleteModelHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Name == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "name is required"})
+		return
+	}
+
 	if err := DeleteModel(req.Name); err != nil {
 		if os.IsNotExist(err) {
 			c.JSON(http.StatusNotFound, gin.H{"error": fmt.Sprintf("model '%s' not found", req.Name)})
@@ -394,6 +424,11 @@ func ShowModelHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Name == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "name is required"})
+		return
+	}
+
 	resp, err := GetModelInfo(req.Name)
 	if err != nil {
 		if os.IsNotExist(err) {
@@ -505,6 +540,11 @@ func CopyModelHandler(c *gin.Context) {
 		return
 	}
 
+	if req.Source == "" || req.Destination == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"error": "source add destination are required"})
+		return
+	}
+
 	if err := CopyModel(req.Source, req.Destination); err != nil {
 		if os.IsNotExist(err) {
 			c.JSON(http.StatusNotFound, gin.H{"error": fmt.Sprintf("model '%s' not found", req.Source)})