diff --git a/cmd/api-generator/main.go b/cmd/api-generator/main.go
index cf3a236..64d8a06 100644
--- a/cmd/api-generator/main.go
+++ b/cmd/api-generator/main.go
@@ -22,38 +22,102 @@ type Param struct {
 }
 
 type Router struct {
-	Func   string
-	Path   []string
-	Params []Param
+	Func    string
+	Version []uint16
+	Path    []string
+	PathV11 []string // v11 only
+	PathV12 []string // v12 only
+	Params  []Param
 }
 
 type generator struct {
 	out io.Writer
 }
 
+const (
+	PathAll = 0
+	PathV11 = 11
+	PathV12 = 12
+)
+
 func (g *generator) WriteString(s string) {
 	io.WriteString(g.out, s)
 }
 
 func (g *generator) generate(routers []Router) {
+	var actions []string // for onebot v12 get_supported_actions
+	for _, router := range routers {
+		if len(router.PathV12) > 0 {
+			actions = append(actions, router.PathV12...)
+		}
+		if len(router.Path) > 0 {
+			actions = append(actions, router.Path...)
+		}
+	}
+	for i := range actions {
+		actions[i] = `"` + actions[i] + `"`
+	}
+
+	// TODO: v12 和 all 的 switch-case 由常量改为数组寻址, 以利用 get_supported_actions
 	g.WriteString("// Code generated by cmd/api-generator. DO NOT EDIT.\n\n")
 	g.WriteString("package api\n\nimport (\n\n")
 	g.WriteString("\"github.com/Mrs4s/go-cqhttp/coolq\"\n")
 	g.WriteString("\"github.com/Mrs4s/go-cqhttp/global\"\n")
 	g.WriteString(")\n\n")
-	g.WriteString(`func (c *Caller) call(action string, p Getter) global.MSG {
-	switch action {
-	default:
-		return coolq.Failed(404, "API_NOT_FOUND", "API不存在")` + "\n")
+	g.WriteString(fmt.Sprintf(`func (c *Caller) call(action string, version uint16, p Getter) global.MSG {
+	if version == 12 {
+		if action == "get_supported_actions" {
+			return coolq.OK([]string{%v})
+        }
+		switch action {
+`, strings.Join(actions, ",")))
 	for _, router := range routers {
-		g.router(router)
+		g.router(router, PathV12)
 	}
-	io.WriteString(g.out, `	}}`)
+	io.WriteString(g.out, `}}`)
+	io.WriteString(g.out, "\n")
+	g.WriteString(`if version == 11 {
+		switch action {
+	`)
+	for _, router := range routers {
+		g.router(router, PathV11)
+	}
+	io.WriteString(g.out, `}}`)
+	io.WriteString(g.out, "\n")
+	io.WriteString(g.out, "switch action {\n")
+	for _, router := range routers {
+		g.router(router, PathAll)
+	}
+	io.WriteString(g.out, `}`)
+	io.WriteString(g.out, "\n")
+	io.WriteString(g.out, "return coolq.Failed(404, \"API_NOT_FOUND\", \"API不存在\")}")
 }
 
-func (g *generator) router(router Router) {
+func (g *generator) router(router Router, pathVersion int) {
+	/*
+		checkVersion := func(v uint16) bool {
+			for _, ver := range router.Version {
+				if ver == v {
+					return true
+				}
+			}
+			return false
+		}
+	*/
+
+	path := router.Path
+	if pathVersion == PathV11 {
+		path = router.PathV11
+	}
+	if pathVersion == PathV12 {
+		path = router.PathV12
+	}
+	if len(path) == 0 {
+		return
+	}
+
 	g.WriteString(`case `)
-	for i, p := range router.Path {
+	for i, p := range path {
 		if i != 0 {
 			g.WriteString(`, `)
 		}
@@ -61,7 +125,19 @@ func (g *generator) router(router Router) {
 	}
 	g.WriteString(":\n")
 
+	if len(router.Version) == 1 { // 目前来说只需要判断一个版本的情况
+		check := make([]string, 0, len(router.Version))
+		for _, ver := range router.Version {
+			check = append(check, fmt.Sprintf("version != %v", ver))
+		}
+		fmt.Fprintf(g.out, "if %v {\n", strings.Join(check, " && "))
+		fmt.Fprintf(g.out, "return coolq.Failed(405, \"VERSION_ERROR\", \"API版本不匹配\")}\n")
+	}
+
 	for i, p := range router.Params {
+		if p.Name == "version" {
+			continue
+		}
 		if p.Default == "" {
 			v := "p.Get(" + strconv.Quote(p.Name) + ")"
 			fmt.Fprintf(g.out, "p%d := %s\n", i, conv(v, p.Type))
@@ -73,10 +149,14 @@ func (g *generator) router(router Router) {
 	}
 
 	g.WriteString("\t\treturn c.bot." + router.Func + "(")
-	for i := range router.Params {
+	for i, p := range router.Params {
 		if i != 0 {
 			g.WriteString(", ")
 		}
+		if p.Name == "version" {
+			fmt.Fprintf(g.out, "version")
+			continue
+		}
 		fmt.Fprintf(g.out, "p%d", i)
 	}
 	g.WriteString(")\n")
@@ -100,6 +180,8 @@ func conv(v, t string) string {
 		return v + ".Uint()"
 	case "uint32":
 		return "uint32(" + v + ".Uint())"
+	case "uint16":
+		return "uint16(" + v + ".Uint())"
 	}
 }
 
@@ -108,74 +190,109 @@ func main() {
 	src := flag.String("path", "", "source file")
 	flag.Parse()
 	fset := token.NewFileSet()
-	file, err := parser.ParseFile(fset, *src, nil, parser.ParseComments)
-	if err != nil {
-		panic(err)
-	}
+	for _, s := range strings.Split(*src, ",") {
+		file, err := parser.ParseFile(fset, s, nil, parser.ParseComments)
+		if err != nil {
+			panic(err)
+		}
 
-	for _, decl := range file.Decls {
-		switch decl := decl.(type) {
-		case *ast.FuncDecl:
-			if !decl.Name.IsExported() || decl.Recv == nil {
-				continue
-			}
-			if st, ok := decl.Recv.List[0].Type.(*ast.StarExpr); !ok || st.X.(*ast.Ident).Name != "CQBot" {
-				continue
-			}
-			router := Router{Func: decl.Name.Name}
-
-			// compute params
-			for _, p := range decl.Type.Params.List {
-				var typ string
-				switch t := p.Type.(type) {
-				case *ast.Ident:
-					typ = t.Name
-				case *ast.SelectorExpr:
-					typ = t.X.(*ast.Ident).Name + "." + t.Sel.Name
+		for _, decl := range file.Decls {
+			switch decl := decl.(type) {
+			case *ast.FuncDecl:
+				if !decl.Name.IsExported() || decl.Recv == nil {
+					continue
 				}
-				for _, name := range p.Names {
-					router.Params = append(router.Params, Param{Name: snakecase(name.Name), Type: typ})
+				if st, ok := decl.Recv.List[0].Type.(*ast.StarExpr); !ok || st.X.(*ast.Ident).Name != "CQBot" {
+					continue
 				}
-			}
+				router := Router{Func: decl.Name.Name}
 
-			for _, comment := range decl.Doc.List {
-				annotation, args := match(comment.Text)
-				switch annotation {
-				case "route":
-					for _, route := range strings.Split(args, ",") {
-						router.Path = append(router.Path, unquote(route))
+				// compute params
+				for _, p := range decl.Type.Params.List {
+					var typ string
+					switch t := p.Type.(type) {
+					case *ast.Ident:
+						typ = t.Name
+					case *ast.SelectorExpr:
+						typ = t.X.(*ast.Ident).Name + "." + t.Sel.Name
 					}
-				case "default":
-					for name, value := range parseMap(args, "=") {
-						for i, p := range router.Params {
-							if p.Name == name {
-								router.Params[i].Default = convDefault(value, p.Type)
-							}
-						}
-					}
-				case "rename":
-					for name, value := range parseMap(args, "->") {
-						for i, p := range router.Params {
-							if p.Name == name {
-								router.Params[i].Name = value
+					for _, name := range p.Names {
+						router.Params = append(router.Params, Param{Name: snakecase(name.Name), Type: typ})
+					}
+				}
+
+				for _, comment := range decl.Doc.List {
+					annotation, args := match(comment.Text)
+					switch annotation {
+					case "route":
+						for _, route := range strings.Split(args, ",") {
+							router.Path = append(router.Path, unquote(route))
+						}
+					case "route11":
+						for _, route := range strings.Split(args, ",") {
+							router.PathV11 = append(router.PathV11, unquote(route))
+						}
+					case "route12":
+						for _, route := range strings.Split(args, ",") {
+							router.PathV12 = append(router.PathV12, unquote(route))
+						}
+					case "default":
+						for name, value := range parseMap(args, "=") {
+							for i, p := range router.Params {
+								if p.Name == name {
+									router.Params[i].Default = convDefault(value, p.Type)
+								}
+							}
+						}
+					case "rename":
+						for name, value := range parseMap(args, "->") {
+							for i, p := range router.Params {
+								if p.Name == name {
+									router.Params[i].Name = value
+								}
+							}
+						}
+					case "version":
+						version := strings.Split(args, ",")
+						for _, v := range version {
+							if i, err := strconv.ParseUint(v, 10, 16); err == nil {
+								router.Version = append(router.Version, uint16(i))
 							}
 						}
 					}
+					sort.Slice(router.Path, func(i, j int) bool {
+						return router.Path[i] < router.Path[j]
+					})
+					sort.Slice(router.PathV11, func(i, j int) bool {
+						return router.PathV11[i] < router.PathV11[j]
+					})
+					sort.Slice(router.PathV12, func(i, j int) bool {
+						return router.PathV12[i] < router.PathV12[j]
+					})
+				}
+				if router.Path != nil || router.PathV11 != nil || router.PathV12 != nil {
+					routers = append(routers, router)
+				} else {
+					println(decl.Name.Name)
 				}
-				sort.Slice(router.Path, func(i, j int) bool {
-					return router.Path[i] < router.Path[j]
-				})
-			}
-			if router.Path != nil {
-				routers = append(routers, router)
-			} else {
-				println(decl.Name.Name)
 			}
 		}
 	}
 
 	sort.Slice(routers, func(i, j int) bool {
-		return routers[i].Path[0] < routers[j].Path[0]
+		path := func(r Router) string {
+			if r.Path != nil {
+				return r.Path[0]
+			}
+			if r.PathV11 != nil {
+				return r.PathV11[0]
+			}
+			if r.PathV12 != nil {
+				return r.PathV12[0]
+			}
+			return ""
+		}
+		return path(routers[i]) < path(routers[j])
 	})
 
 	out := new(bytes.Buffer)
diff --git a/coolq/api.go b/coolq/api.go
index 1eeb6be..113b181 100644
--- a/coolq/api.go
+++ b/coolq/api.go
@@ -14,6 +14,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/Mrs4s/go-cqhttp/internal/base"
 	"github.com/segmentio/asm/base64"
 
 	"github.com/Mrs4s/MiraiGo/binary"
@@ -25,7 +26,6 @@ import (
 
 	"github.com/Mrs4s/go-cqhttp/db"
 	"github.com/Mrs4s/go-cqhttp/global"
-	"github.com/Mrs4s/go-cqhttp/internal/base"
 	"github.com/Mrs4s/go-cqhttp/internal/cache"
 	"github.com/Mrs4s/go-cqhttp/internal/param"
 	"github.com/Mrs4s/go-cqhttp/modules/filter"
@@ -47,7 +47,8 @@ var defaultPageToken = guildMemberPageToken{
 // CQGetLoginInfo 获取登录号信息
 //
 // https://git.io/Jtz1I
-// @route(get_login_info)
+// @route11(get_login_info)
+// @route12(get_self_info)
 func (bot *CQBot) CQGetLoginInfo() global.MSG {
 	return OK(global.MSG{"user_id": bot.Client.Uin, "nickname": bot.Client.Nickname})
 }
@@ -655,7 +656,7 @@ func (bot *CQBot) CQGroupFileDeleteFile(groupID int64, id string, busID int32) g
 //
 // https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E4%B8%AD%E6%96%87%E5%88%86%E8%AF%8D-%E9%9A%90%E8%97%8F-api
 // @route(.get_word_slices)
-func (bot *CQBot) CQGetWordSlices(content string) global.MSG {
+func (bot *CQBot) CQGetWordSlices(content string, version uint16) global.MSG {
 	slices, err := bot.Client.GetWordSegmentation(content)
 	if err != nil {
 		return Failed(100, "WORD_SEGMENTATION_API_ERROR", err.Error())
@@ -1342,7 +1343,8 @@ func (bot *CQBot) CQGetGroupHonorInfo(groupID int64, t string) global.MSG {
 // CQGetStrangerInfo 获取陌生人信息
 //
 // https://git.io/Jtz17
-// @route(get_stranger_info)
+// @route11(get_stranger_info)
+// @route12(get_user_info)
 func (bot *CQBot) CQGetStrangerInfo(userID int64) global.MSG {
 	info, err := bot.Client.GetSummaryInfo(userID)
 	if err != nil {
@@ -1755,7 +1757,7 @@ func (bot *CQBot) CQGetOnlineClients(noCache bool) global.MSG {
 // CQCanSendImage 检查是否可以发送图片(此处永远返回true)
 //
 // https://git.io/Jtz1N
-// @route(can_send_image)
+// @route11(can_send_image)
 func (bot *CQBot) CQCanSendImage() global.MSG {
 	return OK(global.MSG{"yes": true})
 }
@@ -1763,7 +1765,7 @@ func (bot *CQBot) CQCanSendImage() global.MSG {
 // CQCanSendRecord 检查是否可以发送语音(此处永远返回true)
 //
 // https://git.io/Jtz1x
-// @route(can_send_record)
+// @route11(can_send_record)
 func (bot *CQBot) CQCanSendRecord() global.MSG {
 	return OK(global.MSG{"yes": true})
 }
@@ -1831,15 +1833,22 @@ func (bot *CQBot) CQSetGroupAnonymousBan(groupID int64, flag string, duration in
 //
 // https://git.io/JtzMe
 // @route(get_status)
-func (bot *CQBot) CQGetStatus() global.MSG {
+func (bot *CQBot) CQGetStatus(version uint16) global.MSG {
+	if version == 11 {
+		return OK(global.MSG{
+			"app_initialized": true,
+			"app_enabled":     true,
+			"plugins_good":    nil,
+			"app_good":        true,
+			"online":          bot.Client.Online.Load(),
+			"good":            bot.Client.Online.Load(),
+			"stat":            bot.Client.GetStatistics(),
+		})
+	}
 	return OK(global.MSG{
-		"app_initialized": true,
-		"app_enabled":     true,
-		"plugins_good":    nil,
-		"app_good":        true,
-		"online":          bot.Client.Online.Load(),
-		"good":            bot.Client.Online.Load(),
-		"stat":            bot.Client.GetStatistics(),
+		"online": bot.Client.Online.Load(),
+		"good":   bot.Client.Online.Load(),
+		"stat":   bot.Client.GetStatistics(),
 	})
 }
 
@@ -1917,7 +1926,7 @@ func (bot *CQBot) CQCheckURLSafely(url string) global.MSG {
 // CQGetVersionInfo 获取版本信息
 //
 // https://git.io/JtwUs
-// @route(get_version_info)
+// @route11(get_version_info)
 func (bot *CQBot) CQGetVersionInfo() global.MSG {
 	wd, _ := os.Getwd()
 	return OK(global.MSG{
@@ -2044,7 +2053,7 @@ func (bot *CQBot) CQReloadEventFilter(file string) global.MSG {
 
 // OK 生成成功返回值
 func OK(data interface{}) global.MSG {
-	return global.MSG{"data": data, "retcode": 0, "status": "ok"}
+	return global.MSG{"data": data, "retcode": 0, "status": "ok", "message": ""}
 }
 
 // Failed 生成失败返回值
@@ -2056,7 +2065,7 @@ func Failed(code int, msg ...string) global.MSG {
 	if len(msg) > 1 {
 		w = msg[1]
 	}
-	return global.MSG{"data": nil, "retcode": code, "msg": m, "wording": w, "status": "failed"}
+	return global.MSG{"data": nil, "retcode": code, "msg": m, "wording": w, "message": w, "status": "failed"}
 }
 
 func limitedString(str string) string {
diff --git a/coolq/api_v12.go b/coolq/api_v12.go
new file mode 100644
index 0000000..5b4f0a6
--- /dev/null
+++ b/coolq/api_v12.go
@@ -0,0 +1,23 @@
+package coolq
+
+import (
+	"runtime"
+
+	"github.com/Mrs4s/go-cqhttp/global"
+	"github.com/Mrs4s/go-cqhttp/internal/base"
+)
+
+// CQGetVersion 获取版本信息 OneBotV12
+//
+// https://git.io/JtwUs
+// @route12(get_version)
+func (bot *CQBot) CQGetVersion() global.MSG {
+	return OK(global.MSG{
+		"impl":            "go_cqhttp",
+		"platform":        "qq",
+		"version":         base.Version,
+		"onebot_version":  12,
+		"runtime_version": runtime.Version(),
+		"runtime_os":      runtime.GOOS,
+	})
+}
diff --git a/coolq/bot.go b/coolq/bot.go
index 1772248..9cb7ebb 100644
--- a/coolq/bot.go
+++ b/coolq/bot.go
@@ -111,7 +111,7 @@ func NewQQBot(cli *client.QQClient) *CQBot {
 		for {
 			<-t.C
 			bot.dispatchEvent("meta_event/heartbeat", global.MSG{
-				"status":   bot.CQGetStatus()["data"],
+				"status":   bot.CQGetStatus(11)["data"],
 				"interval": base.HeartbeatInterval.Milliseconds(),
 			})
 		}
diff --git a/modules/api/api.go b/modules/api/api.go
index ae4e928..656d40b 100644
--- a/modules/api/api.go
+++ b/modules/api/api.go
@@ -7,13 +7,40 @@ import (
 	"github.com/Mrs4s/go-cqhttp/global"
 )
 
-func (c *Caller) call(action string, p Getter) global.MSG {
+func (c *Caller) call(action string, version uint16, p Getter) global.MSG {
+	if version == 12 {
+		if action == "get_supported_actions" {
+			return coolq.OK([]string{".get_word_slices", ".handle_quick_operation", ".ocr_image", "ocr_image", "_get_group_notice", "_get_model_show", "_send_group_notice", "_set_model_show", "check_url_safely", "create_group_file_folder", "create_guild_role", "delete_essence_msg", "delete_friend", "delete_group_file", "delete_group_folder", "delete_guild_role", "delete_msg", "delete_unidirectional_friend", "download_file", "get_essence_msg_list", "get_forward_msg", "get_friend_list", "get_group_at_all_remain", "get_group_file_system_info", "get_group_file_url", "get_group_files_by_folder", "get_group_honor_info", "get_group_info", "get_group_list", "get_group_member_info", "get_group_member_list", "get_group_msg_history", "get_group_root_files", "get_group_system_msg", "get_guild_channel_list", "get_guild_list", "get_guild_member_list", "get_guild_member_profile", "get_guild_meta_by_guest", "get_guild_msg", "get_guild_roles", "get_guild_service_profile", "get_image", "get_self_info", "get_msg", "get_online_clients", "get_status", "get_user_info", "get_topic_channel_feeds", "get_unidirectional_friend_list", "get_version", "mark_msg_as_read", "qidian_get_account_info", "reload_event_filter", "send_forward_msg", "send_group_forward_msg", "send_group_msg", "send_group_sign", "send_guild_channel_msg", "send_msg", "send_private_forward_msg", "send_private_msg", "set_essence_msg", "set_friend_add_request", "set_group_add_request", "set_group_admin", "set_group_anonymous_ban", "set_group_ban", "set_group_card", "set_group_kick", "set_group_leave", "set_group_name", "set_group_portrait", "set_group_special_title", "set_group_whole_ban", "set_guild_member_role", "set_qq_profile", "update_guild_role", "upload_group_file"})
+		}
+		switch action {
+		case "get_self_info":
+			return c.bot.CQGetLoginInfo()
+		case "get_user_info":
+			p0 := p.Get("user_id").Int()
+			return c.bot.CQGetStrangerInfo(p0)
+		case "get_version":
+			return c.bot.CQGetVersion()
+		}
+	}
+	if version == 11 {
+		switch action {
+		case "can_send_image":
+			return c.bot.CQCanSendImage()
+		case "can_send_record":
+			return c.bot.CQCanSendRecord()
+		case "get_login_info":
+			return c.bot.CQGetLoginInfo()
+		case "get_stranger_info":
+			p0 := p.Get("user_id").Int()
+			return c.bot.CQGetStrangerInfo(p0)
+		case "get_version_info":
+			return c.bot.CQGetVersionInfo()
+		}
+	}
 	switch action {
-	default:
-		return coolq.Failed(404, "API_NOT_FOUND", "API不存在")
 	case ".get_word_slices":
 		p0 := p.Get("content").String()
-		return c.bot.CQGetWordSlices(p0)
+		return c.bot.CQGetWordSlices(p0, version)
 	case ".handle_quick_operation":
 		p0 := p.Get("context")
 		p1 := p.Get("operation")
@@ -36,10 +63,6 @@ func (c *Caller) call(action string, p Getter) global.MSG {
 		p0 := p.Get("model").String()
 		p1 := p.Get("model_show").String()
 		return c.bot.CQSetModelShow(p0, p1)
-	case "can_send_image":
-		return c.bot.CQCanSendImage()
-	case "can_send_record":
-		return c.bot.CQCanSendRecord()
 	case "check_url_safely":
 		p0 := p.Get("url").String()
 		return c.bot.CQCheckURLSafely(p0)
@@ -166,8 +189,6 @@ func (c *Caller) call(action string, p Getter) global.MSG {
 	case "get_image":
 		p0 := p.Get("file").String()
 		return c.bot.CQGetImage(p0)
-	case "get_login_info":
-		return c.bot.CQGetLoginInfo()
 	case "get_msg":
 		p0 := int32(p.Get("message_id").Int())
 		return c.bot.CQGetMessage(p0)
@@ -175,18 +196,13 @@ func (c *Caller) call(action string, p Getter) global.MSG {
 		p0 := p.Get("no_cache").Bool()
 		return c.bot.CQGetOnlineClients(p0)
 	case "get_status":
-		return c.bot.CQGetStatus()
-	case "get_stranger_info":
-		p0 := p.Get("user_id").Int()
-		return c.bot.CQGetStrangerInfo(p0)
+		return c.bot.CQGetStatus(version)
 	case "get_topic_channel_feeds":
 		p0 := p.Get("guild_id").Uint()
 		p1 := p.Get("channel_id").Uint()
 		return c.bot.CQGetTopicChannelFeeds(p0, p1)
 	case "get_unidirectional_friend_list":
 		return c.bot.CQGetUnidirectionalFriendList()
-	case "get_version_info":
-		return c.bot.CQGetVersionInfo()
 	case "mark_msg_as_read":
 		p0 := int32(p.Get("message_id").Int())
 		return c.bot.CQMarkMessageAsRead(p0)
@@ -338,4 +354,5 @@ func (c *Caller) call(action string, p Getter) global.MSG {
 		p3 := p.Get("folder").String()
 		return c.bot.CQUploadGroupFile(p0, p1, p2, p3)
 	}
+	return coolq.Failed(404, "API_NOT_FOUND", "API不存在")
 }
diff --git a/modules/api/caller.go b/modules/api/caller.go
index ee4fea1..7105fd4 100644
--- a/modules/api/caller.go
+++ b/modules/api/caller.go
@@ -8,7 +8,7 @@ import (
 	"github.com/Mrs4s/go-cqhttp/global"
 )
 
-//go:generate go run github.com/Mrs4s/go-cqhttp/cmd/api-generator -path=./../../coolq/api.go
+//go:generate go run github.com/Mrs4s/go-cqhttp/cmd/api-generator -path=./../../coolq/api.go,./../../coolq/api_v12.go
 
 // Getter 参数获取
 type Getter interface {
@@ -25,13 +25,13 @@ type Caller struct {
 }
 
 // Call specific API
-func (c *Caller) Call(action string, p Getter) global.MSG {
+func (c *Caller) Call(action string, version uint16, p Getter) global.MSG {
 	for _, fn := range c.handlers {
 		if ret := fn(action, p); ret != nil {
 			return ret
 		}
 	}
-	return c.call(action, p)
+	return c.call(action, version, p)
 }
 
 // Use add handlers to the API caller
diff --git a/server/http.go b/server/http.go
index 3fd7c37..612fefd 100644
--- a/server/http.go
+++ b/server/http.go
@@ -34,6 +34,7 @@ import (
 // HTTPServer HTTP通信相关配置
 type HTTPServer struct {
 	Disabled    bool   `yaml:"disabled"`
+	Version     uint16 `yaml:"version"`
 	Address     string `yaml:"address"`
 	Host        string `yaml:"host"`
 	Port        int    `yaml:"port"`
@@ -57,6 +58,7 @@ type httpServerPost struct {
 type httpServer struct {
 	api         *api.Caller
 	accessToken string
+	version     uint16
 }
 
 // HTTPClient 反向HTTP上报客户端
@@ -81,6 +83,7 @@ type httpCtx struct {
 const httpDefault = `
   - http: # HTTP 通信设置
       address: 0.0.0.0:5700 # HTTP监听地址
+      version: 11     # OneBot协议版本, 支持 11/12
       timeout: 5      # 反向 HTTP 超时时间, 单位秒，<5 时将被忽略
       long-polling:   # 长轮询拓展
         enabled: false       # 是否开启
@@ -150,6 +153,13 @@ func (s *httpServer) ServeHTTP(writer http.ResponseWriter, request *http.Request
 	contentType := request.Header.Get("Content-Type")
 	switch request.Method {
 	case http.MethodPost:
+		// todo: msg pack
+		if s.version == 12 && strings.Contains(contentType, "application/msgpack") {
+			log.Warnf("请求 %v 数据类型暂不支持: MsgPack", request.RequestURI)
+			writer.WriteHeader(http.StatusUnsupportedMediaType)
+			return
+		}
+
 		if strings.Contains(contentType, "application/json") {
 			body, err := io.ReadAll(request.Body)
 			if err != nil {
@@ -190,12 +200,12 @@ func (s *httpServer) ServeHTTP(writer http.ResponseWriter, request *http.Request
 	if request.URL.Path == "/" {
 		action := strings.TrimSuffix(ctx.Get("action").Str, "_async")
 		log.Debugf("HTTPServer接收到API调用: %v", action)
-		response = s.api.Call(action, ctx.Get("params"))
+		response = s.api.Call(action, s.version, ctx.Get("params"))
 	} else {
 		action := strings.TrimPrefix(request.URL.Path, "/")
 		action = strings.TrimSuffix(action, "_async")
 		log.Debugf("HTTPServer接收到API调用: %v", action)
-		response = s.api.Call(action, &ctx)
+		response = s.api.Call(action, s.version, &ctx)
 	}
 
 	writer.Header().Set("Content-Type", "application/json; charset=utf-8")
@@ -245,9 +255,11 @@ func runHTTP(bot *coolq.CQBot, node yaml.Node) {
 	case conf.Disabled:
 		return
 	}
-
+	if conf.Version != 11 && conf.Version != 12 {
+		conf.Version = 11
+	}
 	network, addr := "tcp", conf.Address
-	s := &httpServer{accessToken: conf.AccessToken}
+	s := &httpServer{accessToken: conf.AccessToken, version: conf.Version}
 	switch {
 	case conf.Address != "":
 		uri, err := url.Parse(conf.Address)
diff --git a/server/websocket.go b/server/websocket.go
index f600017..696928c 100644
--- a/server/websocket.go
+++ b/server/websocket.go
@@ -470,7 +470,7 @@ func (c *wsConn) handleRequest(_ *coolq.CQBot, payload []byte) {
 	j := gjson.Parse(utils.B2S(payload))
 	t := strings.TrimSuffix(j.Get("action").Str, "_async")
 	log.Debugf("WS接收到API调用: %v 参数: %v", t, j.Get("params").Raw)
-	ret := c.apiCaller.Call(t, j.Get("params"))
+	ret := c.apiCaller.Call(t, 11, j.Get("params"))
 	if j.Get("echo").Exists() {
 		ret["echo"] = j.Get("echo").Value()
 	}