diff --git a/codex-rs/core/src/lib.rs b/codex-rs/core/src/lib.rs
index b8cd7bc5..352bd482 100644
--- a/codex-rs/core/src/lib.rs
+++ b/codex-rs/core/src/lib.rs
@@ -43,6 +43,7 @@ pub use model_provider_info::create_oss_provider_with_base_url;
 mod conversation_manager;
 mod event_mapping;
 pub use conversation_manager::ConversationManager;
+pub use conversation_manager::InitialHistory;
 pub use conversation_manager::NewConversation;
 // Re-export common auth types for workspace consumers
 pub use auth::AuthManager;