diff --git a/cmd/clawgo/cmd_gateway.go b/cmd/clawgo/cmd_gateway.go
index 0da4270..8e76d8e 100644
--- a/cmd/clawgo/cmd_gateway.go
+++ b/cmd/clawgo/cmd_gateway.go
@@ -189,18 +189,119 @@ func gatewayCmd() {
 	registryServer.SetConfigAfterHook(func() {
 		_ = syscall.Kill(os.Getpid(), syscall.SIGHUP)
 	})
-	registryServer.SetCronHandler(func(action, id string) (interface{}, error) {
+	registryServer.SetCronHandler(func(action string, args map[string]interface{}) (interface{}, error) {
+		getStr := func(k string) string {
+			v, _ := args[k].(string)
+			return strings.TrimSpace(v)
+		}
+		getBoolPtr := func(k string) *bool {
+			v, ok := args[k].(bool)
+			if !ok {
+				return nil
+			}
+			vv := v
+			return &vv
+		}
 		switch strings.ToLower(strings.TrimSpace(action)) {
 		case "", "list":
 			return cronService.ListJobs(true), nil
+		case "get":
+			id := getStr("id")
+			if id == "" {
+				return nil, fmt.Errorf("id required")
+			}
+			j := cronService.GetJob(id)
+			if j == nil {
+				return nil, fmt.Errorf("job not found: %s", id)
+			}
+			return j, nil
+		case "create":
+			name := getStr("name")
+			if name == "" {
+				name = "webui-cron"
+			}
+			kind := getStr("kind")
+			if kind == "" {
+				kind = "every"
+			}
+			msg := getStr("message")
+			if msg == "" {
+				return nil, fmt.Errorf("message required")
+			}
+			schedule := cron.CronSchedule{Kind: kind}
+			if kind == "every" {
+				everyMS, ok := args["everyMs"].(float64)
+				if !ok || int64(everyMS) <= 0 {
+					return nil, fmt.Errorf("everyMs required for kind=every")
+				}
+				ev := int64(everyMS)
+				schedule.EveryMS = &ev
+			}
+			if kind == "at" {
+				atMS, ok := args["atMs"].(float64)
+				if !ok || int64(atMS) <= 0 {
+					return nil, fmt.Errorf("atMs required for kind=at")
+				}
+				at := int64(atMS)
+				schedule.AtMS = &at
+			}
+			deliver := false
+			if v, ok := args["deliver"].(bool); ok {
+				deliver = v
+			}
+			return cronService.AddJob(name, schedule, msg, deliver, getStr("channel"), getStr("to"))
+		case "update":
+			id := getStr("id")
+			if id == "" {
+				return nil, fmt.Errorf("id required")
+			}
+			in := cron.UpdateJobInput{}
+			if v := getStr("name"); v != "" {
+				in.Name = &v
+			}
+			if v := getStr("message"); v != "" {
+				in.Message = &v
+			}
+			if p := getBoolPtr("enabled"); p != nil {
+				in.Enabled = p
+			}
+			if p := getBoolPtr("deliver"); p != nil {
+				in.Deliver = p
+			}
+			if v := getStr("channel"); v != "" {
+				in.Channel = &v
+			}
+			if v := getStr("to"); v != "" {
+				in.To = &v
+			}
+			if kind := getStr("kind"); kind != "" {
+				s := cron.CronSchedule{Kind: kind}
+				if kind == "every" {
+					if everyMS, ok := args["everyMs"].(float64); ok && int64(everyMS) > 0 {
+						ev := int64(everyMS)
+						s.EveryMS = &ev
+					}
+				}
+				if kind == "at" {
+					if atMS, ok := args["atMs"].(float64); ok && int64(atMS) > 0 {
+						at := int64(atMS)
+						s.AtMS = &at
+					}
+				}
+				in.Schedule = &s
+			}
+			return cronService.UpdateJob(id, in)
 		case "delete":
-			return map[string]interface{}{"deleted": cronService.RemoveJob(strings.TrimSpace(id)), "id": strings.TrimSpace(id)}, nil
+			id := getStr("id")
+			return map[string]interface{}{"deleted": cronService.RemoveJob(id), "id": id}, nil
 		case "enable":
-			j := cronService.EnableJob(strings.TrimSpace(id), true)
-			return map[string]interface{}{"ok": j != nil, "id": strings.TrimSpace(id)}, nil
+			id := getStr("id")
+			j := cronService.EnableJob(id, true)
+			return map[string]interface{}{"ok": j != nil, "id": id}, nil
 		case "disable":
-			j := cronService.EnableJob(strings.TrimSpace(id), false)
-			return map[string]interface{}{"ok": j != nil, "id": strings.TrimSpace(id)}, nil
+			id := getStr("id")
+			j := cronService.EnableJob(id, false)
+			return map[string]interface{}{"ok": j != nil, "id": id}, nil
 		default:
 			return nil, fmt.Errorf("unsupported cron action: %s", action)
 		}
diff --git a/pkg/cron/service.go b/pkg/cron/service.go
index 13c16f2..74b8e7a 100644
--- a/pkg/cron/service.go
+++ b/pkg/cron/service.go
@@ -128,6 +128,17 @@ type CronService struct {
 	runner        *lifecycle.LoopRunner
 }
 
+type UpdateJobInput struct {
+	Name           *string
+	Enabled        *bool
+	Schedule       *CronSchedule
+	Message        *string
+	Deliver        *bool
+	Channel        *string
+	To             *string
+	DeleteAfterRun *bool
+}
+
 func NewCronService(storePath string, onJob JobHandler) *CronService {
 	cs := &CronService{
 		storePath: storePath,
@@ -651,6 +662,73 @@ func (cs *CronService) EnableJob(jobID string, enabled bool) *CronJob {
 	return nil
 }
 
+func (cs *CronService) GetJob(jobID string) *CronJob {
+	cs.mu.RLock()
+	defer cs.mu.RUnlock()
+	for i := range cs.store.Jobs {
+		if cs.store.Jobs[i].ID == jobID {
+			job := cs.store.Jobs[i]
+			return &job
+		}
+	}
+	return nil
+}
+
+func (cs *CronService) UpdateJob(jobID string, in UpdateJobInput) (*CronJob, error) {
+	cs.mu.Lock()
+	defer cs.mu.Unlock()
+
+	idx := cs.findJobIndexByIDLocked(jobID)
+	if idx < 0 {
+		return nil, fmt.Errorf("job not found: %s", jobID)
+	}
+	job := &cs.store.Jobs[idx]
+
+	if in.Name != nil {
+		job.Name = *in.Name
+	}
+	if in.Schedule != nil {
+		job.Schedule = *in.Schedule
+		if job.Enabled {
+			now := time.Now().UnixMilli()
+			job.State.NextRunAtMS = cs.computeNextRun(&job.Schedule, now)
+		}
+	}
+	if in.Message != nil {
+		job.Payload.Message = *in.Message
+	}
+	if in.Deliver != nil {
+		job.Payload.Deliver = *in.Deliver
+	}
+	if in.Channel != nil {
+		job.Payload.Channel = *in.Channel
+	}
+	if in.To != nil {
+		job.Payload.To = *in.To
+	}
+	if in.DeleteAfterRun != nil {
+		job.DeleteAfterRun = *in.DeleteAfterRun
+	}
+	if in.Enabled != nil {
+		job.Enabled = *in.Enabled
+		if job.Enabled {
+			now := time.Now().UnixMilli()
+			job.State.NextRunAtMS = cs.computeNextRun(&job.Schedule, now)
+		} else {
+			job.State.NextRunAtMS = nil
+		}
+	}
+	job.UpdatedAtMS = time.Now().UnixMilli()
+
+	if err := cs.saveStore(); err != nil {
+		cs.lastSaveError = err.Error()
+		return nil, err
+	}
+	cs.lastSaveError = ""
+	ret := *job
+	return &ret, nil
+}
+
 func (cs *CronService) ListJobs(includeDisabled bool) []CronJob {
 	cs.mu.RLock()
 	defer cs.mu.RUnlock()
diff --git a/pkg/nodes/registry_server.go b/pkg/nodes/registry_server.go
index 110aab0..d03e437 100644
--- a/pkg/nodes/registry_server.go
+++ b/pkg/nodes/registry_server.go
@@ -22,7 +22,7 @@ type RegistryServer struct {
 	configPath    string
 	onChat        func(ctx context.Context, sessionKey, content string) (string, error)
 	onConfigAfter func()
-	onCron        func(action, id string) (interface{}, error)
+	onCron        func(action string, args map[string]interface{}) (interface{}, error)
 	webUIDir      string
 }
 
@@ -42,7 +42,7 @@ func (s *RegistryServer) SetChatHandler(fn func(ctx context.Context, sessionKey,
 	s.onChat = fn
 }
 func (s *RegistryServer) SetConfigAfterHook(fn func()) { s.onConfigAfter = fn }
-func (s *RegistryServer) SetCronHandler(fn func(action, id string) (interface{}, error)) {
+func (s *RegistryServer) SetCronHandler(fn func(action string, args map[string]interface{}) (interface{}, error)) {
 	s.onCron = fn
 }
 func (s *RegistryServer) SetWebUIDir(dir string) { s.webUIDir = strings.TrimSpace(dir) }
@@ -343,33 +343,53 @@ func (s *RegistryServer) handleWebUICron(w http.ResponseWriter, r *http.Request)
 		http.Error(w, "cron handler not configured", http.StatusInternalServerError)
 		return
 	}
-	if r.Method == http.MethodGet {
-		res, err := s.onCron("list", "")
+
+	switch r.Method {
+	case http.MethodGet:
+		id := strings.TrimSpace(r.URL.Query().Get("id"))
+		action := "list"
+		if id != "" {
+			action = "get"
+		}
+		res, err := s.onCron(action, map[string]interface{}{"id": id})
 		if err != nil {
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-		_ = json.NewEncoder(w).Encode(map[string]interface{}{"ok": true, "jobs": res})
-		return
-	}
-	if r.Method == http.MethodPost {
-		var body struct {
-			Action string `json:"action"`
-			ID     string `json:"id"`
+		if action == "list" {
+			_ = json.NewEncoder(w).Encode(map[string]interface{}{"ok": true, "jobs": res})
+		} else {
+			_ = json.NewEncoder(w).Encode(map[string]interface{}{"ok": true, "job": res})
 		}
-		if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
-			http.Error(w, "invalid json", http.StatusBadRequest)
-			return
+	case http.MethodPost, http.MethodPut, http.MethodDelete:
+		args := map[string]interface{}{}
+		if r.Body != nil {
+			_ = json.NewDecoder(r.Body).Decode(&args)
 		}
-		res, err := s.onCron(strings.ToLower(strings.TrimSpace(body.Action)), strings.TrimSpace(body.ID))
+		if id := strings.TrimSpace(r.URL.Query().Get("id")); id != "" {
+			args["id"] = id
+		}
+		action := ""
+		switch r.Method {
+		case http.MethodPost:
+			action = "create"
+			if a, ok := args["action"].(string); ok && strings.TrimSpace(a) != "" {
+				action = strings.ToLower(strings.TrimSpace(a))
+			}
+		case http.MethodPut:
+			action = "update"
+		case http.MethodDelete:
+			action = "delete"
+		}
+		res, err := s.onCron(action, args)
 		if err != nil {
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 		_ = json.NewEncoder(w).Encode(map[string]interface{}{"ok": true, "result": res})
-		return
+	default:
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
 	}
-	http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
 }
 
 func (s *RegistryServer) checkAuth(r *http.Request) bool {