Function handleModelChange

desktop/src/features/agents/ui/ModelPicker.tsx:140–170

(modelId: string)

  );

  const handleModelChange = async (modelId: string) => {
    setSaving(true);
    setError(null);
    try {
      if (isLiveSwitch) {
        const outcome = await sendLiveSwitch(modelId);
        if (outcome === "unsupported") {
          toast.error("That model isn't available for this agent.");
          return;
        }
        toast.success("Model switched for this session.");
        onModelChanged?.();
        return;
      }

      // Non-live path (idle, stopped, or non-persona): persist the default.
      await updateManagedAgent({
        pubkey: agent.pubkey,
        model: modelId === modelsData?.agentDefaultModel ? null : modelId,
      });
      void queryClient.invalidateQueries({ queryKey: managedAgentsQueryKey });
      if (isRunning) {
        setNeedsRestart(true);
      }
      onModelChanged?.();
    } catch (err) {
      setError(err instanceof Error ? err.message : String(err));
    } finally {
      setSaving(false);
    }
  };

  return (
    <span className="inline-flex items-center gap-1.5">