diff --git a/pageindex/__init__.py b/pageindex/__init__.py
index f90041e..ab4350d 100644
--- a/pageindex/__init__.py
+++ b/pageindex/__init__.py
@@ -9,15 +9,13 @@ _chatgpt_key = _os.getenv("CHATGPT_API_KEY")
 if not _os.getenv("OPENAI_API_KEY") and _chatgpt_key:
     _os.environ["OPENAI_API_KEY"] = _chatgpt_key
 
-from typing import TYPE_CHECKING as _TYPE_CHECKING
-if _TYPE_CHECKING:
-    # Static-only bindings for the lazy legacy names — real signatures for IDEs.
-    from .index.page_index import page_index, page_index_main, tree_parser
-    from .index.page_index_md import md_to_tree
-    from .index.utils import ConfigLoader, llm_completion, llm_acompletion
-    from .retrieve import get_document, get_document_structure, get_page_content
+# Legacy (pre-SDK) exports. Cheap to import eagerly: litellm/PyPDF2 load
+# inside the functions that use them, not at module import.
+from .index.page_index import *  # noqa: E402
+from .index.page_index_md import md_to_tree
+from .retrieve import get_document, get_document_structure, get_page_content
 
-# SDK exports — must stay light: no LLM/indexing imports here.
+# SDK exports
 from .client import PageIndexClient, LocalClient, CloudClient
 from .config import IndexConfig, set_llm_params
 from .collection import Collection
@@ -71,37 +69,11 @@ __all__ = [
     "get_page_content",
 ]
 
-# Legacy (pre-SDK) exports resolve lazily (PEP 562) so cloud-only
-# `import pageindex` never pays for litellm/PyPDF2.
-_LAZY_LEGACY = {
-    "md_to_tree": ".index.page_index_md",
-    "get_document": ".retrieve",
-    "get_document_structure": ".retrieve",
-    "get_page_content": ".retrieve",
-}
-
 
 def __getattr__(name):
-    if name.startswith("_"):
-        # dunder probes (pickle, IPython) must not trigger the heavy import
-        raise AttributeError(f"module {__name__!r} has no attribute {name!r}")
-    import importlib
+    # `pageindex.utils` / `pageindex.page_index_md` attribute access without an
+    # explicit submodule import.
     if name in ("utils", "page_index_md"):
+        import importlib
         return importlib.import_module(f".{name}", __name__)
-    module = _LAZY_LEGACY.get(name)
-    if module is not None:
-        value = getattr(importlib.import_module(module, __name__), name)
-        globals()[name] = value
-        return value
-    # Remaining pre-SDK names live in index.page_index (star-exports index.utils).
-    legacy = importlib.import_module(".index.page_index", __name__)
-    try:
-        value = getattr(legacy, name)
-    except AttributeError:
-        raise AttributeError(f"module {__name__!r} has no attribute {name!r}") from None
-    globals()[name] = value
-    return value
-
-
-def __dir__():
-    return sorted(set(globals()) | set(__all__) | {"utils", "page_index_md"})
+    raise AttributeError(f"module {__name__!r} has no attribute {name!r}")