diff --git a/temporalio/nexus/_token.py b/temporalio/nexus/_token.py
index 51e668baa..edd95aa21 100644
--- a/temporalio/nexus/_token.py
+++ b/temporalio/nexus/_token.py
@@ -45,8 +45,6 @@ def _to_client_workflow_handle(
             )
         return client.get_workflow_handle(self.workflow_id, result_type=result_type)
 
-    # TODO(nexus-preview): The return type here should be dictated by the input workflow
-    # handle type.
     @classmethod
     def _unsafe_from_client_workflow_handle(
         cls, workflow_handle: temporalio.client.WorkflowHandle[Any, OutputT]
diff --git a/temporalio/worker/_activity.py b/temporalio/worker/_activity.py
index 93249fad5..23f2ed5cc 100644
--- a/temporalio/worker/_activity.py
+++ b/temporalio/worker/_activity.py
@@ -159,7 +159,6 @@ async def raise_from_exception_queue() -> NoReturn:
                     )
                     self._running_activities[task.task_token] = activity
                 elif task.HasField("cancel"):
-                    # TODO(nexus-prerelease): does the task get removed from running_activities?
                     self._handle_cancel_activity_task(task.task_token, task.cancel)
                 else:
                     raise RuntimeError(f"Unrecognized activity task: {task}")
@@ -190,9 +189,6 @@ async def drain_poll_queue(self) -> None:
 
     # Only call this after run()/drain_poll_queue() have returned. This will not
     # raise an exception.
-    # TODO(nexus-preview): based on the comment above it looks like the intention may have been to use
-    # return_exceptions=True. Change this for nexus and activity and change call sites to consume entire
-    # stream and then raise first exception
     async def wait_all_completed(self) -> None:
         running_tasks = [v.task for v in self._running_activities.values() if v.task]
         if running_tasks:
diff --git a/temporalio/worker/_nexus.py b/temporalio/worker/_nexus.py
index 8f6226ea3..9a32c2cd5 100644
--- a/temporalio/worker/_nexus.py
+++ b/temporalio/worker/_nexus.py
@@ -74,8 +74,6 @@ def __init__(
         metric_meter: temporalio.common.MetricMeter,
         executor: concurrent.futures.ThreadPoolExecutor | None,
     ) -> None:
-        # TODO: make it possible to query task queue of bridge worker instead of passing
-        # unused task_queue into _NexusWorker, _ActivityWorker, etc?
         self._bridge_worker = bridge_worker
         self._client = client
         self._task_queue = task_queue
@@ -91,8 +89,6 @@ def __init__(
         )
 
         self._data_converter = data_converter
-        # TODO(nexus-preview): interceptors
-        self._interceptors = interceptors
 
         self._running_tasks: dict[bytes, _RunningNexusTask] = {}
         self._fail_worker_exception_queue: asyncio.Queue[Exception] = asyncio.Queue()
diff --git a/temporalio/worker/_workflow_instance.py b/temporalio/worker/_workflow_instance.py
index 10fd594fd..9555cb907 100644
--- a/temporalio/worker/_workflow_instance.py
+++ b/temporalio/worker/_workflow_instance.py
@@ -3246,9 +3246,6 @@ async def cancel(self) -> None:
         await self._instance._cancel_external_workflow(command)
 
 
-# TODO(nexus-preview): are we sure we don't want to inherit from asyncio.Task as
-# ActivityHandle and ChildWorkflowHandle do? I worry that we should provide .done(),
-# .result(), .exception() etc for consistency.
 class _NexusOperationHandle(temporalio.workflow.NexusOperationHandle[OutputT]):
     def __init__(
         self,
diff --git a/temporalio/workflow.py b/temporalio/workflow.py
index 90daecbe2..13e4d37ad 100644
--- a/temporalio/workflow.py
+++ b/temporalio/workflow.py
@@ -5476,9 +5476,6 @@ async def execute_operation(
         summary: str | None = None,
     ) -> OutputT: ...
 
-    # TODO(nexus-preview): in practice, both these overloads match an async def sync
-    # operation (i.e. either can be deleted without causing a type error).
-
     # Overload for sync_operation methods (async def)
     @overload
     @abstractmethod
diff --git a/tests/nexus/test_workflow_caller.py b/tests/nexus/test_workflow_caller.py
index 07c22e688..273581302 100644
--- a/tests/nexus/test_workflow_caller.py
+++ b/tests/nexus/test_workflow_caller.py
@@ -54,7 +54,6 @@
 from tests.helpers.metrics import PromMetricMatcher
 from tests.helpers.nexus import create_nexus_endpoint, make_nexus_endpoint_name
 
-# TODO(nexus-prerelease): test availability of Temporal client etc in async context set by worker
 # TODO(nexus-preview): test worker shutdown, wait_all_completed, drain etc
 
 # -----------------------------------------------------------------------------
@@ -549,8 +548,6 @@ async def test_sync_response(
             task_queue=task_queue,
         )
 
-        # TODO(nexus-prerelease): check bidi links for sync operation
-
         # The operation result is returned even when request_cancel=True, because the
         # response was synchronous and it could not be cancelled. See explanation below.
         if exception_in_operation_start:
@@ -628,7 +625,6 @@ async def test_async_response(
             )
             return
 
-        # TODO(nexus-prerelease): race here? How do we know it hasn't been canceled already?
         handler_wf_info = await handler_wf_handle.describe()
         assert handler_wf_info.status in [
             WorkflowExecutionStatus.RUNNING,