diff --git a/pr_agent/algo/__init__.py b/pr_agent/algo/__init__.py
index 20e463c3..4f9ec547 100644
--- a/pr_agent/algo/__init__.py
+++ b/pr_agent/algo/__init__.py
@@ -24,6 +24,7 @@ MAX_TOKENS = {
     'o1-mini-2024-09-12': 128000,  # 128K, but may be limited by config.max_model_tokens
     'o1-preview': 128000,  # 128K, but may be limited by config.max_model_tokens
     'o1-preview-2024-09-12': 128000,  # 128K, but may be limited by config.max_model_tokens
+    'o1-2024-12-17': 128000,  # 128K, but may be limited by config.max_model_tokens
     'claude-instant-1': 100000,
     'claude-2': 100000,
     'command-nightly': 4096,