diff --git a/pyproject.toml b/pyproject.toml
index 4bbdf9f..8376416 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ requires-python = ">=3.11"
 dependencies = [
     "markitdown[all]>=0.1.5",
     "python-dotenv>=1.0.0",
-    "openai>=1.40.0",
+    "openai>=2.38.0",
 ]
 
 [project.scripts]
diff --git a/uv.lock b/uv.lock
index 2f4b9ff..c043cef 100644
--- a/uv.lock
+++ b/uv.lock
@@ -814,7 +814,7 @@ dev = [
 [package.metadata]
 requires-dist = [
     { name = "markitdown", extras = ["all"], specifier = ">=0.1.5" },
-    { name = "openai", specifier = ">=1.40.0" },
+    { name = "openai", specifier = ">=2.38.0" },
     { name = "python-dotenv", specifier = ">=1.0.0" },
 ]
 
@@ -977,7 +977,7 @@ wheels = [
 
 [[package]]
 name = "openai"
-version = "2.32.0"
+version = "2.38.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anyio" },
@@ -989,9 +989,9 @@ dependencies = [
     { name = "tqdm" },
     { name = "typing-extensions" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/ed/59/bdcc6b759b8c42dd73afaf5bf8f902c04b37987a5514dbc1c64dba390fef/openai-2.32.0.tar.gz", hash = "sha256:c54b27a9e4cb8d51f0dd94972ffd1a04437efeb259a9e60d8922b8bd26fe55e0", size = 693286, upload-time = "2026-04-15T22:28:19.434Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/8f/12/cfa322c5f5dd8fa21aab9a7a8e979e7a11123800f86ca8d82eb68a83d213/openai-2.38.0.tar.gz", hash = "sha256:798694c6cf74145541fda94325b6f8f72d8e1fd0262cc137c8d728177a6a4ce3", size = 772764, upload-time = "2026-05-21T21:23:42.105Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/1e/c1/d6e64ccd0536bf616556f0cad2b6d94a8125f508d25cfd814b1d2db4e2f1/openai-2.32.0-py3-none-any.whl", hash = "sha256:4dcc9badeb4bf54ad0d187453742f290226d30150890b7890711bda4f32f192f", size = 1162570, upload-time = "2026-04-15T22:28:17.714Z" },
+    { url = "https://files.pythonhosted.org/packages/0a/bf/ccff9be562e24207716d04ef9dc931c76aff0c89a7265da43e2104d7fe06/openai-2.38.0-py3-none-any.whl", hash = "sha256:ec6661c57b2dcc47414a767e6e3335c7ed3d19c9696999283a3c82e95c756a3c", size = 1344910, upload-time = "2026-05-21T21:23:39.636Z" },
 ]
 
 [[package]]