diff --git a/api.md b/api.md
index ace93e0559..1edd3f6589 100644
--- a/api.md
+++ b/api.md
@@ -314,7 +314,7 @@ from openai.types.beta import (
     OtherFileChunkingStrategyObject,
     StaticFileChunkingStrategy,
     StaticFileChunkingStrategyObject,
-    StaticFileChunkingStrategyParam,
+    StaticFileChunkingStrategyObjectParam,
     VectorStore,
     VectorStoreDeleted,
 )
diff --git a/src/openai/types/beta/__init__.py b/src/openai/types/beta/__init__.py
index 7f76fed0cd..b9ea792bfa 100644
--- a/src/openai/types/beta/__init__.py
+++ b/src/openai/types/beta/__init__.py
@@ -43,3 +43,6 @@
 from .assistant_response_format_option_param import (
     AssistantResponseFormatOptionParam as AssistantResponseFormatOptionParam,
 )
+from .static_file_chunking_strategy_object_param import (
+    StaticFileChunkingStrategyObjectParam as StaticFileChunkingStrategyObjectParam,
+)
diff --git a/src/openai/types/beta/file_chunking_strategy_param.py b/src/openai/types/beta/file_chunking_strategy_param.py
index 46383358e5..25d94286d8 100644
--- a/src/openai/types/beta/file_chunking_strategy_param.py
+++ b/src/openai/types/beta/file_chunking_strategy_param.py
@@ -6,8 +6,8 @@
 from typing_extensions import TypeAlias
 
 from .auto_file_chunking_strategy_param import AutoFileChunkingStrategyParam
-from .static_file_chunking_strategy_param import StaticFileChunkingStrategyParam
+from .static_file_chunking_strategy_object_param import StaticFileChunkingStrategyObjectParam
 
 __all__ = ["FileChunkingStrategyParam"]
 
-FileChunkingStrategyParam: TypeAlias = Union[AutoFileChunkingStrategyParam, StaticFileChunkingStrategyParam]
+FileChunkingStrategyParam: TypeAlias = Union[AutoFileChunkingStrategyParam, StaticFileChunkingStrategyObjectParam]
diff --git a/src/openai/types/beta/static_file_chunking_strategy_object_param.py b/src/openai/types/beta/static_file_chunking_strategy_object_param.py
new file mode 100644
index 0000000000..0cdf35c0df
--- /dev/null
+++ b/src/openai/types/beta/static_file_chunking_strategy_object_param.py
@@ -0,0 +1,16 @@
+# File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
+
+from __future__ import annotations
+
+from typing_extensions import Literal, Required, TypedDict
+
+from .static_file_chunking_strategy_param import StaticFileChunkingStrategyParam
+
+__all__ = ["StaticFileChunkingStrategyObjectParam"]
+
+
+class StaticFileChunkingStrategyObjectParam(TypedDict, total=False):
+    static: Required[StaticFileChunkingStrategyParam]
+
+    type: Required[Literal["static"]]
+    """Always `static`."""