diff --git a/test/test_pot/test_pot_builtin_memorycache.py b/test/test_pot/test_pot_builtin_memorycache.py
index a42d7eeadc..d092a9c450 100644
--- a/test/test_pot/test_pot_builtin_memorycache.py
+++ b/test/test_pot/test_pot_builtin_memorycache.py
@@ -4,7 +4,7 @@ from collections import OrderedDict
 import pytest
 from yt_dlp.extractor.youtube.pot._provider import IEContentProvider, BuiltInIEContentProvider
 from yt_dlp.utils import bug_reports_message
-from yt_dlp.extractor.youtube.pot.builtin.cache.memory import MemoryLRUPCP, memorylru_preference, initialize_global_cache
+from yt_dlp.extractor.youtube.pot._builtin.memory_cache import MemoryLRUPCP, memorylru_preference, initialize_global_cache
 from yt_dlp.version import __version__
 from yt_dlp.globals import _pot_memory_cache, _pot_cache_providers
 
diff --git a/test/test_pot/test_pot_builtin_utils.py b/test/test_pot/test_pot_builtin_utils.py
index d65839c588..e4a860fd3b 100644
--- a/test/test_pot/test_pot_builtin_utils.py
+++ b/test/test_pot/test_pot_builtin_utils.py
@@ -4,7 +4,7 @@ from yt_dlp.extractor.youtube.pot.provider import (
 
 )
 
-from yt_dlp.extractor.youtube.pot.builtin.utils import get_webpo_content_binding, ContentBindingType
+from yt_dlp.extractor.youtube.pot.utils import get_webpo_content_binding, ContentBindingType
 
 
 class TestGetWebPoContentBinding:
diff --git a/test/test_pot/test_pot_builtin_webpospec.py b/test/test_pot/test_pot_builtin_webpospec.py
index b557e41e2f..291f8942c5 100644
--- a/test/test_pot/test_pot_builtin_webpospec.py
+++ b/test/test_pot/test_pot_builtin_webpospec.py
@@ -10,7 +10,7 @@ from yt_dlp.extractor.youtube.pot.provider import (
 )
 from yt_dlp.version import __version__
 
-from yt_dlp.extractor.youtube.pot.builtin.cachespec.webpo import WebPoPCSP
+from yt_dlp.extractor.youtube.pot._builtin.webpo_cachespec import WebPoPCSP
 from yt_dlp.globals import _pot_pcs_providers
 
 
diff --git a/yt_dlp/extractor/youtube/pot/README.md b/yt_dlp/extractor/youtube/pot/README.md
index fdcfd3c666..033acc35a6 100644
--- a/yt_dlp/extractor/youtube/pot/README.md
+++ b/yt_dlp/extractor/youtube/pot/README.md
@@ -8,7 +8,7 @@ Refer to the [PO Token Guide](https://github.com/yt-dlp/yt-dlp/wiki/PO-Token-Gui
 
 - `yt_dlp.extractor.youtube.pot.cache`
 - `yt_dlp.extractor.youtube.pot.provider`
-- `yt_dlp.extractor.youtube.pot.builtin.utils`
+- `yt_dlp.extractor.youtube.pot.utils`
 
 Everything else is internal-only and no guarantees are made about the API stability.
 
@@ -33,7 +33,7 @@ from yt_dlp.extractor.youtube.pot.provider import (
     register_preference,
 )
 from yt_dlp.networking.common import Request
-from yt_dlp.extractor.youtube.pot.builtin.utils import get_webpo_content_binding
+from yt_dlp.extractor.youtube.pot.utils import get_webpo_content_binding
 from yt_dlp.utils import traverse_obj
 from yt_dlp.networking.exceptions import RequestError
 import json
@@ -50,7 +50,7 @@ class MyPoTokenProviderPTP(PoTokenProvider):  # Provider name must end with "PTP
 
     # Innertube Client Name.
     # For example, "WEB", "ANDROID", "TVHTML5".
-    # For a list of WebPO client names, see yt_dlp.extractor.youtube.pot.builtin.utils.WEBPO_CLIENTS.
+    # For a list of WebPO client names, see yt_dlp.extractor.youtube.pot.utils.WEBPO_CLIENTS.
     # Also see yt_dlp.extractor.youtube._base.INNERTUBE_CLIENTS for a list of client names currently supported by the YouTube extractor.
     _SUPPORTED_CLIENTS = ('WEB', 'TVHTML5')
 
diff --git a/yt_dlp/extractor/youtube/pot/__init__.py b/yt_dlp/extractor/youtube/pot/__init__.py
index f2075d349f..a3596f9c7c 100644
--- a/yt_dlp/extractor/youtube/pot/__init__.py
+++ b/yt_dlp/extractor/youtube/pot/__init__.py
@@ -1 +1,2 @@
-from .builtin import utils as _  # noqa: F401
+# Trigger import of built-in providers
+from ._builtin import _trigger_import  # noqa: F401
diff --git a/yt_dlp/extractor/youtube/pot/_builtin/__init__.py b/yt_dlp/extractor/youtube/pot/_builtin/__init__.py
new file mode 100644
index 0000000000..d3eab7ec67
--- /dev/null
+++ b/yt_dlp/extractor/youtube/pot/_builtin/__init__.py
@@ -0,0 +1,4 @@
+from .memory_cache import MemoryLRUPCP as _MemoryLRUPCP  # noqa: F401
+from .webpo_cachespec import WebPoPCSP as _WebPoPCSP  # noqa: F401
+
+_trigger_import = None  # noqa: F401
diff --git a/yt_dlp/extractor/youtube/pot/builtin/cache/memory.py b/yt_dlp/extractor/youtube/pot/_builtin/memory_cache.py
similarity index 100%
rename from yt_dlp/extractor/youtube/pot/builtin/cache/memory.py
rename to yt_dlp/extractor/youtube/pot/_builtin/memory_cache.py
diff --git a/yt_dlp/extractor/youtube/pot/builtin/cachespec/webpo.py b/yt_dlp/extractor/youtube/pot/_builtin/webpo_cachespec.py
similarity index 94%
rename from yt_dlp/extractor/youtube/pot/builtin/cachespec/webpo.py
rename to yt_dlp/extractor/youtube/pot/_builtin/webpo_cachespec.py
index 177c73e49c..cfd42ad8d1 100644
--- a/yt_dlp/extractor/youtube/pot/builtin/cachespec/webpo.py
+++ b/yt_dlp/extractor/youtube/pot/_builtin/webpo_cachespec.py
@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 from yt_dlp.extractor.youtube.pot._provider import BuiltInIEContentProvider
-from yt_dlp.extractor.youtube.pot.builtin.utils import ContentBindingType, get_webpo_content_binding
 from yt_dlp.extractor.youtube.pot.cache import (
     CacheProviderWritePolicy,
     PoTokenCacheSpec,
@@ -11,6 +10,7 @@ from yt_dlp.extractor.youtube.pot.cache import (
 from yt_dlp.extractor.youtube.pot.provider import (
     PoTokenRequest,
 )
+from yt_dlp.extractor.youtube.pot.utils import ContentBindingType, get_webpo_content_binding
 from yt_dlp.utils import traverse_obj
 
 
diff --git a/yt_dlp/extractor/youtube/pot/builtin/__init__.py b/yt_dlp/extractor/youtube/pot/builtin/__init__.py
deleted file mode 100644
index ceeca557f5..0000000000
--- a/yt_dlp/extractor/youtube/pot/builtin/__init__.py
+++ /dev/null
@@ -1,2 +0,0 @@
-from .cache.memory import MemoryLRUPCP as _MemoryPCP  # noqa: F401
-from .cachespec.webpo import WebPoPCSP as _WebPoPCSP  # noqa: F401
diff --git a/yt_dlp/extractor/youtube/pot/provider.py b/yt_dlp/extractor/youtube/pot/provider.py
index 2c71c3fb60..29f49436a1 100644
--- a/yt_dlp/extractor/youtube/pot/provider.py
+++ b/yt_dlp/extractor/youtube/pot/provider.py
@@ -97,7 +97,7 @@ class PoTokenProvider(IEContentProvider, abc.ABC, suffix='PTP'):
 
     # Innertube Client Name.
     # For example, "WEB", "ANDROID", "TVHTML5".
-    # For a list of WebPO client names, see yt_dlp.extractor.youtube.pot.builtin.utils.WEBPO_CLIENTS.
+    # For a list of WebPO client names, see yt_dlp.extractor.youtube.pot._builtin.utils.WEBPO_CLIENTS.
     # Also see yt_dlp.extractor.youtube._base.INNERTUBE_CLIENTS for a list of client names currently supported by the YouTube extractor.
     _SUPPORTED_CLIENTS: tuple[str] | None = ()
 
diff --git a/yt_dlp/extractor/youtube/pot/builtin/utils.py b/yt_dlp/extractor/youtube/pot/utils.py
similarity index 96%
rename from yt_dlp/extractor/youtube/pot/builtin/utils.py
rename to yt_dlp/extractor/youtube/pot/utils.py
index 34c06b21bb..e9e889a6b7 100644
--- a/yt_dlp/extractor/youtube/pot/builtin/utils.py
+++ b/yt_dlp/extractor/youtube/pot/utils.py
@@ -10,7 +10,7 @@ import urllib.parse
 from yt_dlp.extractor.youtube.pot.provider import PoTokenContext, PoTokenRequest
 from yt_dlp.utils import traverse_obj
 
-__all__ = ['WEBPO_CLIENTS', 'get_webpo_content_binding']
+__all__ = ['WEBPO_CLIENTS', 'ContentBindingType', 'get_webpo_content_binding']
 
 WEBPO_CLIENTS = (
     'WEB',