diff --git a/docs/type_registry/src_openai_schemas.md b/docs/type_registry/src_openai_schemas.md
index 1007e521..60a65c62 100644
--- a/docs/type_registry/src_openai_schemas.md
+++ b/docs/type_registry/src_openai_schemas.md
@@ -9,7 +9,7 @@ Auto-generated from source. 6 struct(s) defined in this module.
 
 **Fields:**
 - `role: str`
-- `content: str`
+- `content: str | list`
 - `tool_calls: Optional[tuple[ToolCall, ...]]`
 - `tool_call_id: Optional[str]`
 - `name: Optional[str]`