diff --git a/examples/langchain/anthropic_prompt_cache.py b/examples/langchain/anthropic_prompt_cache.py
index 684fb79e8..82f1e6c50 100644
--- a/examples/langchain/anthropic_prompt_cache.py
+++ b/examples/langchain/anthropic_prompt_cache.py
@@ -22,7 +22,7 @@
 load_dotenv(ROOT / ".env")
 
 PROJECT_NAME = os.environ.get("BRAINTRUST_PROJECT", "py-sdk-demo-langchain-anthropic-cache")
-MODEL = os.environ.get("ANTHROPIC_MODEL", "claude-sonnet-4-5-20250929")
+MODEL = os.environ.get("ANTHROPIC_MODEL", "claude-sonnet-5")
 
 # Anthropic prompt caching requires a sufficiently long cacheable prefix.
 CACHEABLE_SYSTEM_PROMPT = "\n".join(
diff --git a/py/src/braintrust/integrations/claude_agent_sdk/__init__.py b/py/src/braintrust/integrations/claude_agent_sdk/__init__.py
index b043e9582..5e5e4003f 100644
--- a/py/src/braintrust/integrations/claude_agent_sdk/__init__.py
+++ b/py/src/braintrust/integrations/claude_agent_sdk/__init__.py
@@ -7,7 +7,7 @@
     setup_claude_agent_sdk(project="my-project")
 
     # Use normally - all calls are automatically traced
-    options = ClaudeAgentOptions(model="claude-sonnet-4-5-20250929")
+    options = ClaudeAgentOptions(model="claude-sonnet-5")
     async with ClaudeSDKClient(options=options) as client:
         await client.query("Hello!")
         async for message in client.receive_response():
@@ -50,7 +50,7 @@ def setup_claude_agent_sdk(
         setup_claude_agent_sdk(project="my-project")
 
         # Now use claude_agent_sdk normally - all calls automatically traced
-        options = claude_agent_sdk.ClaudeAgentOptions(model="claude-sonnet-4-5-20250929")
+        options = claude_agent_sdk.ClaudeAgentOptions(model="claude-sonnet-5")
         async with claude_agent_sdk.ClaudeSDKClient(options=options) as client:
             await client.query("Hello!")
             async for message in client.receive_response():