From e86e150ed12d767a80af0196c5d9140d0f59babd Mon Sep 17 00:00:00 2001
From: Derek Worthen <worthend.derek@gmail.com>
Date: Tue, 24 Mar 2026 09:00:37 -0700
Subject: [PATCH] Pin litellm dependency

- Response to #2289
---
 .../next-release/patch-20260324160003300421.json          | 4 ++++
 packages/graphrag-llm/pyproject.toml                      | 2 +-
 uv.lock                                                   | 8 ++++----
 3 files changed, 9 insertions(+), 5 deletions(-)
 create mode 100644 .semversioner/next-release/patch-20260324160003300421.json

diff --git a/.semversioner/next-release/patch-20260324160003300421.json b/.semversioner/next-release/patch-20260324160003300421.json
new file mode 100644
index 0000000000..6b44219c25
--- /dev/null
+++ b/.semversioner/next-release/patch-20260324160003300421.json
@@ -0,0 +1,4 @@
+{
+  "type": "patch",
+  "description": "Pin litellm dependency."
+}
diff --git a/packages/graphrag-llm/pyproject.toml b/packages/graphrag-llm/pyproject.toml
index 1ed69cb6ce..3743d8a741 100644
--- a/packages/graphrag-llm/pyproject.toml
+++ b/packages/graphrag-llm/pyproject.toml
@@ -36,7 +36,7 @@ dependencies = [
     "graphrag-cache==3.0.6",
     "graphrag-common==3.0.6",
     "jinja2~=3.1",
-    "litellm~=1.80",
+    "litellm==1.82.6",
     "nest-asyncio2~=1.7",
     "pydantic~=2.10",
     "typing-extensions~=4.12"
diff --git a/uv.lock b/uv.lock
index e040053f3c..45411fc606 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1175,7 +1175,7 @@ requires-dist = [
     { name = "graphrag-cache", editable = "packages/graphrag-cache" },
     { name = "graphrag-common", editable = "packages/graphrag-common" },
     { name = "jinja2", specifier = "~=3.1" },
-    { name = "litellm", specifier = "~=1.80" },
+    { name = "litellm", specifier = "==1.82.6" },
     { name = "nest-asyncio2", specifier = "~=1.7" },
     { name = "pydantic", specifier = "~=2.10" },
     { name = "typing-extensions", specifier = "~=4.12" },
@@ -1928,7 +1928,7 @@ wheels = [
 
 [[package]]
 name = "litellm"
-version = "1.81.9"
+version = "1.82.6"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "aiohttp" },
@@ -1944,9 +1944,9 @@ dependencies = [
     { name = "tiktoken" },
     { name = "tokenizers" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/ff/8f/2a08f3d86fd008b4b02254649883032068378a8551baed93e8d9dcbbdb5d/litellm-1.81.9.tar.gz", hash = "sha256:a2cd9bc53a88696c21309ef37c55556f03c501392ed59d7f4250f9932917c13c", size = 16276983, upload-time = "2026-02-07T21:14:24.473Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/29/75/1c537aa458426a9127a92bc2273787b2f987f4e5044e21f01f2eed5244fd/litellm-1.82.6.tar.gz", hash = "sha256:2aa1c2da21fe940c33613aa447119674a3ad4d2ad5eb064e4d5ce5ee42420136", size = 17414147, upload-time = "2026-03-22T06:36:00.452Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/0b/8b/672fc06c8a2803477e61e0de383d3c6e686e0f0fc62789c21f0317494076/litellm-1.81.9-py3-none-any.whl", hash = "sha256:24ee273bc8a62299fbb754035f83fb7d8d44329c383701a2bd034f4fd1c19084", size = 14433170, upload-time = "2026-02-07T21:14:21.469Z" },
+    { url = "https://files.pythonhosted.org/packages/02/6c/5327667e6dbe9e98cbfbd4261c8e91386a52e38f41419575854248bbab6a/litellm-1.82.6-py3-none-any.whl", hash = "sha256:164a3ef3e19f309e3cabc199bef3d2045212712fefdfa25fc7f75884a5b5b205", size = 15591595, upload-time = "2026-03-22T06:35:56.795Z" },
 ]
 
 [[package]]