diff --git a/pyproject.toml b/pyproject.toml
index a22053c49..4199af17e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,6 +42,7 @@ dependencies = [
     "prompt-toolkit>=3.0.50,<4.0.0",
     "mcp>=1.26.0,<2.0.0",
     "json-repair>=0.57.0,<1.0.0",
+    "openai>=2.8.0",
 ]
 
 [project.optional-dependencies]