diff --git a/lib/sequin/consumers/sink_consumer.ex b/lib/sequin/consumers/sink_consumer.ex
index 13bbb61a6..8e0e0aea0 100644
--- a/lib/sequin/consumers/sink_consumer.ex
+++ b/lib/sequin/consumers/sink_consumer.ex
@@ -207,6 +207,7 @@ defmodule Sequin.Consumers.SinkConsumer do
     |> cast_embed(:source, required: true)
     |> cast_embed(:source_tables)
     |> put_defaults()
+    |> validate_type()
     |> validate_message_grouping()
     |> validate_enrichment()
     |> validate_required([:name, :status, :replication_slot_id, :batch_size])
@@ -226,6 +227,16 @@ defmodule Sequin.Consumers.SinkConsumer do
     |> Sequin.Changeset.annotations_check_constraint()
   end
 
+  defp validate_type(changeset) do
+    sink = get_field(changeset, :sink)
+
+    if sink && sink.type == :benchmark && Application.get_env(:sequin, :env) == :prod do
+      add_error(changeset, :type, "invalid type: #{inspect(sink.type)}")
+    else
+      changeset
+    end
+  end
+
   defp validate_message_grouping(changeset) do
     message_grouping = get_field(changeset, :message_grouping)
     source_tables = get_field(changeset, :source_tables) || []
diff --git a/lib/sequin/runtime/sqs_pipeline.ex b/lib/sequin/runtime/sqs_pipeline.ex
index 17287793c..64945df33 100644
--- a/lib/sequin/runtime/sqs_pipeline.ex
+++ b/lib/sequin/runtime/sqs_pipeline.ex
@@ -54,18 +54,20 @@ defmodule Sequin.Runtime.SqsPipeline do
   def handle_batch(:default, messages, %{batch_key: queue_url}, context) do
     %{
       consumer: %SinkConsumer{} = consumer,
-      sqs_client: sqs_client,
       test_pid: test_pid
     } = context
 
     setup_allowances(test_pid)
 
+    # Credentials may have expired if we are using task role
+    context = maybe_refresh_client(context)
+
     sqs_messages =
       Enum.map(messages, fn %{data: data} ->
         build_sqs_message(consumer, data)
       end)
 
-    case SQS.send_messages(sqs_client, queue_url, sqs_messages) do
+    case SQS.send_messages(context.sqs_client, queue_url, sqs_messages) do
       :ok ->
         {:ok, messages, context}
 
@@ -94,6 +96,25 @@ defmodule Sequin.Runtime.SqsPipeline do
     end
   end
 
+  defp maybe_refresh_client(%{consumer: %SinkConsumer{} = consumer} = context) do
+    # Only refresh for task role credentials, as they expire
+    # Explicit credentials keep using the same client
+    if consumer.sink.use_task_role do
+      case SqsSink.aws_client(consumer.sink) do
+        {:ok, fresh_client} ->
+          Map.put(context, :sqs_client, fresh_client)
+
+        {:error, reason} ->
+          # Log but continue (may be transient)
+          Logger.warning("Failed to refresh AWS client for task role: #{inspect(reason)}")
+          context
+      end
+    else
+      # Not using task roles, no refresh needed
+      context
+    end
+  end
+
   defp setup_allowances(nil), do: :ok
 
   defp setup_allowances(test_pid) do
diff --git a/lib/sequin_web/live/sink_consumers/show.ex b/lib/sequin_web/live/sink_consumers/show.ex
index 1a5c7a96a..baaa918d7 100644
--- a/lib/sequin_web/live/sink_consumers/show.ex
+++ b/lib/sequin_web/live/sink_consumers/show.ex
@@ -1411,6 +1411,7 @@ defmodule SequinWeb.SinkConsumersLive.Show do
   defp consumer_title(%{sink: %{type: :sqs}}), do: "SQS Sink"
   defp consumer_title(%{sink: %{type: :typesense}}), do: "Typesense Sink"
   defp consumer_title(%{sink: %{type: :meilisearch}}), do: "Meilisearch Sink"
+  defp consumer_title(%{sink: %{type: :benchmark}}), do: "Benchmark Sink"
 
   defp put_health(%SinkConsumer{} = consumer) do
     with {:ok, health} <- Health.health(consumer),