diff --git a/generation/api.go b/generation/api.go
index 9e8fcd1..ef2dbbb 100644
--- a/generation/api.go
+++ b/generation/api.go
@@ -95,23 +95,32 @@ func GenerateAPI(c *gin.Context) {
 		return
 	}
 
-	hash, err := CreateGenerationWithCache(form.Model, form.Prompt, useReverse, func(data string) {
+	var instance *api.Buffer
+	hash, err := CreateGenerationWithCache(form.Model, form.Prompt, useReverse, func(buffer *api.Buffer, data string) {
+		instance = buffer
 		api.SendSegmentMessage(conn, types.GenerationSegmentResponse{
 			End:     false,
 			Message: data,
+			Quota:   buffer.GetQuota(),
 		})
 	})
 
+	if instance != nil && !useReverse {
+		user.UseQuota(db, instance.GetQuota())
+	}
+
 	if err != nil {
 		api.SendSegmentMessage(conn, types.GenerationSegmentResponse{
 			End:   true,
 			Error: err.Error(),
+			Quota: instance.GetQuota(),
 		})
 		return
 	}
 
 	api.SendSegmentMessage(conn, types.GenerationSegmentResponse{
-		End:  true,
-		Hash: hash,
+		End:   true,
+		Hash:  hash,
+		Quota: instance.GetQuota(),
 	})
 }
diff --git a/generation/generate.go b/generation/generate.go
index 621f133..ce07aae 100644
--- a/generation/generate.go
+++ b/generation/generate.go
@@ -1,16 +1,15 @@
 package generation
 
 import (
+	"chat/api"
 	"chat/utils"
 	"fmt"
 )
 
-func CreateGenerationWithCache(model string, prompt string, enableReverse bool, hook func(data string)) (string, error) {
+func CreateGenerationWithCache(model string, prompt string, enableReverse bool, hook func(buffer *api.Buffer, data string)) (string, error) {
 	hash, path := GetFolderByHash(model, prompt)
 	if !utils.Exists(path) {
-		if err := CreateGeneration(model, prompt, path, enableReverse, func(data string) {
-			hook(data)
-		}); err != nil {
+		if err := CreateGeneration(model, prompt, path, enableReverse, hook); err != nil {
 			fmt.Println(fmt.Sprintf("[Project] error during generation %s (model %s): %s", prompt, model, err.Error()))
 			return "", fmt.Errorf("error during generate project: %s", err.Error())
 		}
diff --git a/generation/prompt.go b/generation/prompt.go
index 31713cb..47e683a 100644
--- a/generation/prompt.go
+++ b/generation/prompt.go
@@ -11,7 +11,7 @@ type ProjectResult struct {
 	Result map[string]interface{} `json:"result"`
 }
 
-func CreateGeneration(model string, prompt string, path string, enableReverse bool, hook func(data string)) error {
+func CreateGeneration(model string, prompt string, path string, enableReverse bool, hook func(buffer *api.Buffer, data string)) error {
 	message := GenerateMessage(prompt)
 	buffer := api.NewBuffer(model, message)
 	api.StreamRequest(model, enableReverse, []types.ChatGPTMessage{
@@ -22,8 +22,8 @@ func CreateGeneration(model string, prompt string, path string, enableReverse bo
 		{Role: "assistant", Content: "{\n  \"result\": {\n    \"main.go\": \"package main\\n\\nimport (\\n\\t\"log\\\"\\n\\n\\t\"github.com/gofiber/fiber/v2\\\"\\n\\t\"github.com/gofiber/websocket/v2\\\"\\n)\\n\\nfunc main() {\\n\\tapp := fiber.New()\\n\\n\\tapp.Get(\\\"/\\\", func(c *fiber.Ctx) error {\\n\\t\\treturn c.SendString(\\\"Hello, World!\\\")\\n\\t})\\n\\n\\tapp.Get(\\\"/ws\\\", websocket.New(func(c *websocket.Conn) {\\n\\t\\tfor {\\n\\t\\t\\tmt, message, err := c.ReadMessage()\\n\\t\\t\\tif err != nil {\\n\\t\\t\\t\\tlog.Println(\\\"read error:\\\", err)\\n\\t\\t\\t\\tbreak\\n\\t\\t\\t}\\n\\t\\t\\tlog.Printf(\\\"received: %s\\\", message)\\n\\t\\t\\terr = c.WriteMessage(mt, message)\\n\\t\\t\\tif err != nil {\\n\\t\\t\\t\\tlog.Println(\\\"write error:\\\", err)\\n\\t\\t\\t\\tbreak\\n\\t\\t\\t}\\n\\t\\t}\\n\\t}))\\n\\n\\tlog.Fatal(app.Listen(\\\":3000\\\"))\\n}\",\n    \"go.mod\": \"module fiber-websocket\\n\\ngo 1.16\\n\\nrequire (\\n\\tgithub.com/gofiber/fiber/v2 v2.12.1\\n\\tgithub.com/gofiber/websocket/v2 v2.10.2\\n)\",\n    \"README.md\": \"# Golang Fiber WebSocket项目\\n\\n这个项目是一个使用 Golang 和 Fiber 框架构建的 WebSocket 服务器示例。\\n\\n### 运行应用程序：\\n```shell\\ngo run main.go\\n```\\n\\n应用程序将在本地服务器（默认是在http://localhost:3000）上运行。当你在浏览器中访问`http://localhost:3000`时，将看到显示\"Hello, World!\"的页面。你还可以访问`http://localhost:3000/ws`来测试 WebSocket 连接。\n\n注意：在运行应用程序之前，请确保已经安装了Go语言开发环境。\"\n  }\n}"},
 		{Role: "user", Content: prompt},
 	}, -1, func(data string) {
-		hook(data)
 		buffer.Write(data)
+		hook(buffer, data)
 	})
 
 	resp, err := utils.Unmarshal[ProjectResult](buffer.ReadBytes())