diff --git a/langchain/llms/openai.py b/langchain/llms/openai.py
index 3c35d09e..8fd350cb 100644
--- a/langchain/llms/openai.py
+++ b/langchain/llms/openai.py
@@ -517,10 +517,15 @@ class BaseOpenAI(BaseLLM):
         model_token_mapping = {
             "gpt-4": 8192,
             "gpt-4-0314": 8192,
+            "gpt-4-0613": 8192,
             "gpt-4-32k": 32768,
             "gpt-4-32k-0314": 32768,
+            "gpt-4-32k-0613": 32768,
             "gpt-3.5-turbo": 4096,
             "gpt-3.5-turbo-0301": 4096,
+            "gpt-3.5-turbo-0613": 4096,
+            "gpt-3.5-turbo-16k": 16385,
+            "gpt-3.5-turbo-16k-0613": 16385,
             "text-ada-001": 2049,
             "ada": 2049,
             "text-babbage-001": 2040,