diff --git a/src/arkruntime/types/chat/completion_tokens_details.py b/src/arkruntime/types/chat/completion_tokens_details.py
index 2c2c6df..dd864e2 100644
--- a/src/arkruntime/types/chat/completion_tokens_details.py
+++ b/src/arkruntime/types/chat/completion_tokens_details.py
@@ -6,8 +6,6 @@
 
 from __future__ import annotations
 
-from typing import Optional
-
 from arkruntime._models import BaseModel
 
 
@@ -16,8 +14,3 @@ class CompletionTokensDetails(BaseModel):
     """
     Reasoning tokens emitted by the model.
     """
-    provisioned_tokens: Optional[int] = None
-    """
-    Completion tokens billed against a provisioned-throughput
-    allocation.
-    """
diff --git a/src/arkruntime/types/chat/prompt_tokens_details.py b/src/arkruntime/types/chat/prompt_tokens_details.py
index 3d47adb..9b5b748 100644
--- a/src/arkruntime/types/chat/prompt_tokens_details.py
+++ b/src/arkruntime/types/chat/prompt_tokens_details.py
@@ -24,10 +24,6 @@ class PromptTokensDetails(BaseModel):
     """
     Prompt tokens consumed by image inputs.
     """
-    provisioned_tokens: Optional[int] = None
-    """
-    Prompt tokens billed against a provisioned-throughput allocation.
-    """
     audio_tokens: Optional[int] = None
     """
     Prompt tokens consumed by audio inputs.