diff --git a/tests/pass_through_unit_tests/base_anthropic_messages_prompt_caching_test.py b/tests/pass_through_unit_tests/base_anthropic_messages_prompt_caching_test.py
index d6502afbe7..5fc4ecefb3 100644
--- a/tests/pass_through_unit_tests/base_anthropic_messages_prompt_caching_test.py
+++ b/tests/pass_through_unit_tests/base_anthropic_messages_prompt_caching_test.py
@@ -97,7 +97,7 @@ class BaseAnthropicMessagesPromptCachingTest(ABC):
 
         Examples:
         - "bedrock/converse/anthropic.claude-sonnet-4-5-20250929-v1:0"
-        - "bedrock/invoke/anthropic.claude-3-5-sonnet-20241022-v2:0"
+        - "bedrock/invoke/anthropic.claude-sonnet-4-5-20250929-v1:0"
         """
         pass
 
diff --git a/tests/pass_through_unit_tests/test_anthropic_messages_prompt_caching.py b/tests/pass_through_unit_tests/test_anthropic_messages_prompt_caching.py
index bfdbf75351..a194ded12f 100644
--- a/tests/pass_through_unit_tests/test_anthropic_messages_prompt_caching.py
+++ b/tests/pass_through_unit_tests/test_anthropic_messages_prompt_caching.py
@@ -43,4 +43,4 @@ class TestBedrockInvokePromptCaching(BaseAnthropicMessagesPromptCachingTest):
     """
 
     def get_model(self) -> str:
-        return "bedrock/invoke/us.anthropic.claude-3-5-sonnet-20241022-v2:0"
+        return "bedrock/invoke/us.anthropic.claude-sonnet-4-5-20250929-v1:0"