diff --git a/stdlib/bdb.pyi b/stdlib/bdb.pyi
index b6be2210ffe2..938150c266a3 100644
--- a/stdlib/bdb.pyi
+++ b/stdlib/bdb.pyi
@@ -1,5 +1,5 @@
 import sys
-from _typeshed import ExcInfo, TraceFunction, Unused
+from _typeshed import ExcInfo, ReadableBuffer, TraceFunction, Unused
 from collections.abc import Callable, Iterable, Iterator, Mapping
 from contextlib import contextmanager
 from types import CodeType, FrameType, TracebackType
@@ -85,11 +85,21 @@ class Bdb:
     def get_all_breaks(self) -> dict[str, list[int]]: ...
     def get_stack(self, f: FrameType | None, t: TracebackType | None) -> tuple[list[tuple[FrameType, int]], int]: ...
     def format_stack_entry(self, frame_lineno: tuple[FrameType, int], lprefix: str = ": ") -> str: ...
-    def run(
-        self, cmd: str | CodeType, globals: dict[str, Any] | None = None, locals: Mapping[str, Any] | None = None
+    def run(  # matches `builtins.exec`
+        self,
+        cmd: str | ReadableBuffer | CodeType,
+        globals: dict[str, Any] | None = None,
+        locals: Mapping[str, object] | None = None,
     ) -> None: ...
-    def runeval(self, expr: str, globals: dict[str, Any] | None = None, locals: Mapping[str, Any] | None = None) -> None: ...
-    def runctx(self, cmd: str | CodeType, globals: dict[str, Any] | None, locals: Mapping[str, Any] | None) -> None: ...
+    def runctx(  # matches `builtins.exec`
+        self, cmd: str | ReadableBuffer | CodeType, globals: dict[str, Any] | None, locals: Mapping[str, object] | None
+    ) -> None: ...
+    def runeval(  # matches `builtins.eval`
+        self,
+        expr: str | ReadableBuffer | CodeType,
+        globals: dict[str, Any] | None = None,
+        locals: Mapping[str, object] | None = None,
+    ) -> Any: ...
     def runcall(self, func: Callable[_P, _T], /, *args: _P.args, **kwds: _P.kwargs) -> _T | None: ...
     if sys.version_info >= (3, 14):
         def start_trace(self) -> None: ...
diff --git a/stdlib/pdb.pyi b/stdlib/pdb.pyi
index 2f114b20572d..ec2d6007dfc7 100644
--- a/stdlib/pdb.pyi
+++ b/stdlib/pdb.pyi
@@ -1,5 +1,6 @@
 import signal
 import sys
+from _typeshed import ReadableBuffer
 from bdb import Bdb, _Backend
 from cmd import Cmd
 from collections.abc import Callable, Iterable, Mapping, Sequence
@@ -22,9 +23,15 @@ line_prefix: Final[str]  # undocumented
 
 class Restart(Exception): ...
 
-def run(statement: str, globals: dict[str, Any] | None = None, locals: Mapping[str, Any] | None = None) -> None: ...
-def runeval(expression: str, globals: dict[str, Any] | None = None, locals: Mapping[str, Any] | None = None) -> Any: ...
-def runctx(statement: str, globals: dict[str, Any], locals: Mapping[str, Any]) -> None: ...
+def run(  # matches `builtins.exec`
+    statement: str | ReadableBuffer | CodeType, globals: dict[str, Any] | None = None, locals: Mapping[str, object] | None = None
+) -> None: ...
+def runctx(  # matches `builtins.exec`
+    statement: str | ReadableBuffer | CodeType, globals: dict[str, Any], locals: Mapping[str, object]
+) -> None: ...
+def runeval(  # matches `builtins.eval`
+    expression: str | ReadableBuffer | CodeType, globals: dict[str, Any] | None = None, locals: Mapping[str, object] | None = None
+) -> Any: ...
 def runcall(func: Callable[_P, _T], *args: _P.args, **kwds: _P.kwargs) -> _T | None: ...
 
 if sys.version_info >= (3, 14):