cmd/tui/chat: show availability badge beside model name instead of plan in meta

cmd/agent_tui.go

@@ -577,9 +577,56 @@ func agentModelOptions(ctx context.Context, client *api.Client) ([]agentchat.Mod
 		add(name, agentLocalModelDescription(model), false, "", false)
 	}
 
+	// Compute availability badges for cloud models based on account state.
+	badges := cloudAvailabilityBadges(ctx, client, options)
+	for i := range options {
+		options[i].AvailabilityBadge = badges[options[i].Name]
+	}
+
 	return options, nil
 }
 
+// cloudAvailabilityBadges returns a map of model name → availability badge
+// for cloud models that require sign-in or a plan upgrade.
+func cloudAvailabilityBadges(ctx context.Context, client *api.Client, options []agentchat.ModelOption) map[string]string {
+	badges := make(map[string]string)
+	hasCloud := false
+	for _, opt := range options {
+		if opt.Cloud {
+			hasCloud = true
+			break
+		}
+	}
+	if !hasCloud {
+		return badges
+	}
+
+	if disabled, known := agentCloudStatusDisabled(ctx, client); known && disabled {
+		return badges
+	}
+
+	whoamiCtx, cancel := context.WithTimeout(ctx, 3*time.Second)
+	defer cancel()
+	user, err := client.Whoami(whoamiCtx)
+	if err != nil {
+		// Can't determine auth state — don't show badges.
+		return badges
+	}
+
+	signedIn := user != nil && user.Name != ""
+	for _, opt := range options {
+		if !opt.Cloud {
+			continue
+		}
+		if !signedIn {
+			badges[opt.Name] = "Sign in required"
+		} else if opt.RequiredPlan != "" && !launch.PlanSatisfies(user.Plan, opt.RequiredPlan) {
+			badges[opt.Name] = "Upgrade required"
+		}
+	}
+	return badges
+}
+
 func agentRecommendationDescription(rec api.ModelRecommendation) string {
 	var parts []string
 	if description := strings.TrimSpace(rec.Description); description != "" {

cmd/tui/chat/chat.go

@@ -36,11 +36,12 @@ var chatEmptyPrompts = []string{
 }
 
 type ModelOption struct {
-	Name         string
-	Description  string
-	Recommended  bool
-	RequiredPlan string
-	Cloud        bool
+	Name              string
+	Description       string
+	Recommended       bool
+	RequiredPlan      string
+	Cloud             bool
+	AvailabilityBadge string
 }
 
 type Options struct {

cmd/tui/chat/modals.go

@@ -46,6 +46,7 @@ type chatPicker[T any] struct {
 	fullFooter  string
 	itemTitle   func(T) string
 	itemMeta    func(T) string
+	itemBadge   func(T) string
 }
 
 type chatHistoryPopup struct {
@@ -318,6 +319,7 @@ func newChatModelPicker(models []ModelOption, current, filter string) *chatModel
 	picker.fullFooter = "↑/↓ move • enter switch • type search • esc cancel"
 	picker.itemTitle = func(model ModelOption) string { return model.Name }
 	picker.itemMeta = func(model ModelOption) string { return modelOptionMeta(model, current) }
+	picker.itemBadge = func(model ModelOption) string { return model.AvailabilityBadge }
 	return picker
 }
 
@@ -542,6 +544,7 @@ func newChatResumePicker(chats []appstore.ChatSummary, currentChatID string) *ch
 	picker.fullFooter = "↑/↓ move • enter resume • type search • esc cancel"
 	picker.itemTitle = resumeChatTitle
 	picker.itemMeta = resumeChatMeta
+	picker.itemBadge = func(appstore.ChatSummary) string { return "" }
 	return picker
 }
 
@@ -915,11 +918,15 @@ func (p *chatPicker[T]) render(width int) string {
 		for i := start; i < end; i++ {
 			item := filtered[i]
 			selected := i == p.cursor
+			badge := p.itemBadge(item)
 			for j, line := range wrapChatText(p.itemTitle(item), max(10, width-2)) {
 				marker := "  "
 				if selected && j == 0 {
 					marker = "› "
 				}
+				if j == 0 && badge != "" {
+					line += " " + chatResumeMetaStyle.Render("("+badge+")")
+				}
 				if selected {
 					b.WriteString(chatResumeSelectedStyle.Render(marker + line))
 				} else {
@@ -974,11 +981,15 @@ func (p *chatPicker[T]) renderInline(width int) []string {
 		for i := start; i < end; i++ {
 			item := filtered[i]
 			selected := i == p.cursor
+			badge := p.itemBadge(item)
 			for j, line := range wrapChatText(p.itemTitle(item), max(10, width-2)) {
 				marker := "  "
 				if selected && j == 0 {
 					marker = "› "
 				}
+				if j == 0 && badge != "" {
+					line += " " + chatResumeMetaStyle.Render("("+badge+")")
+				}
 				if selected {
 					lines = append(lines, truncateRenderedLine(chatResumeSelectedStyle.Render(marker+line), width))
 				} else {
@@ -1006,9 +1017,6 @@ func modelOptionMeta(model ModelOption, current string) string {
 	if model.Description != "" {
 		parts = append(parts, model.Description)
 	}
-	if model.RequiredPlan != "" {
-		parts = append(parts, model.RequiredPlan+" plan")
-	}
 	return strings.Join(parts, " · ")
 }