From 3a9fb724eb1d6e005d7fcf48c369e0076cfaf4d7 Mon Sep 17 00:00:00 2001
From: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
Date: Wed, 15 Jul 2026 14:57:17 +0000
Subject: [PATCH] refactor(anthropic-adapter): use MidStreamFallbackError
 instead of importing openai

Co-Authored-By: Ishaan Jaffer <155045088+ishaan-berri@users.noreply.github.com>
---
 .../experimental_pass_through/adapters/streaming_iterator.py  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py b/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py
index 2eaa19c0f0c..dbc4703b51b 100644
--- a/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py
+++ b/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py
@@ -16,11 +16,11 @@ from typing import (
     get_args,
 )
 
-import openai
 from typing_extensions import assert_never
 
 from litellm._logging import verbose_logger
 from litellm._uuid import uuid
+from litellm.exceptions import MidStreamFallbackError
 from litellm.llms.base_llm.chat.transformation import BaseLLMException
 from litellm.types.llms.anthropic import (
     AppliedEdit,
@@ -40,7 +40,7 @@ _STREAMING_DELTA_TYPES = frozenset(get_args(StreamingContentBlockDeltaType))
 
 
 def _error_status_and_message(exc: Exception) -> tuple[int, str]:
-    if isinstance(exc, (BaseLLMException, openai.APIStatusError)):
+    if isinstance(exc, (BaseLLMException, MidStreamFallbackError)):
         return exc.status_code, exc.message
     return 500, str(exc) or "Upstream stream ended before completion"