diff --git a/source/python-api/api-reference/fold.rst b/source/python-api/api-reference/fold.rst
index 2908c47..3eeaecc 100644
--- a/source/python-api/api-reference/fold.rst
+++ b/source/python-api/api-reference/fold.rst
@@ -13,9 +13,15 @@ Interface
    :undoc-members:
 
 
-Models 
+Models
 ------
 
+.. autoclass:: openprotein.fold.OpenDDEModel
+   :members:
+
+.. autoclass:: openprotein.fold.OpenDDEAbagModel
+   :members:
+
 .. autoclass:: openprotein.fold.ProtenixModel
    :members:
 
@@ -49,6 +55,9 @@ Models
 Results
 -------
 
+.. autoclass:: openprotein.fold.OpenDDEConfidence
+   :members:
+
 .. autoclass:: openprotein.fold.ESMFold2Confidence
    :members:
 
diff --git a/source/rest-api/fold.rst b/source/rest-api/fold.rst
index bf55ddc..797e749 100644
--- a/source/rest-api/fold.rst
+++ b/source/rest-api/fold.rst
@@ -11,6 +11,7 @@ Currently, we support the following models:
 - **AlphaFold2**: Open-sourced Alphafold 2 implementation using ColabFold. `GitHub link <https://github.com/sokrypton/ColabFold>`__, `Reference <https://www.nature.com/articles/s41592-022-01488-1>`__. Licensed under `MIT <https://choosealicense.com/licenses/mit/>`__.
 - **Boltz-2, Boltz-1x, Boltz-1**: Open-source Boltz models. `GitHub link <https://github.com/jwohlwend/boltz>`__, `Boltz-1 reference <https://www.biorxiv.org/content/10.1101/2024.11.19.624167v1>`__, `Boltz-2 <https://www.biorxiv.org/content/10.1101/2025.06.14.659707v1>`__. Licensed under `MIT <https://choosealicense.com/licenses/mit/>`__. 
 - **Protenix**: Open-source Protenix model. `GitHub link <https://github.com/bytedance/Protenix>`_, `Reference <https://www.biorxiv.org/content/early/2026/02/22/2026.02.05.703733.1>`_. Licensed under `Apache-2.0 <https://choosealicense.com/licenses/apache-2.0/>`_.
+- **OpenDDE, OpenDDE-abag**: Open-source OpenDDE all-atom co-folding models, predicting protein, DNA, RNA, ligand and ion complexes in a single structure. ``opendde-abag`` is tuned on antibody-antigen complexes. `GitHub link <https://github.com/aurekaresearch/OpenDDE>`__, `Reference <https://arxiv.org/abs/2607.03787>`__. Licensed under `Apache-2.0 <https://choosealicense.com/licenses/apache-2.0/>`__.
 - **RosettaFold-3**: Open-source RosettaFold-3 model. `GitHub link <https://github.com/RosettaCommons/modelforge>`__, `Reference <https://www.biorxiv.org/content/10.1101/2025.08.14.670328v2>`__. Licensed under `BSD-3 <https://choosealicense.com/licenses/bsd-3-clause/>`__. 
 
 Endpoints