Add support for Claude 4 Sonnet and Opus models in Bedrock (#1838)

Author: samtin0x

pydantic_ai_slim/pydantic_ai/models/__init__.py

@@ -68,6 +68,10 @@
         'bedrock:us.anthropic.claude-3-5-sonnet-20240620-v1:0',
         'bedrock:anthropic.claude-3-7-sonnet-20250219-v1:0',
         'bedrock:us.anthropic.claude-3-7-sonnet-20250219-v1:0',
+        'bedrock:anthropic.claude-opus-4-20250514-v1:0',
+        'bedrock:us.anthropic.claude-opus-4-20250514-v1:0',
+        'bedrock:anthropic.claude-sonnet-4-20250514-v1:0',
+        'bedrock:us.anthropic.claude-sonnet-4-20250514-v1:0',
         'bedrock:cohere.command-text-v14',
         'bedrock:cohere.command-r-v1:0',
         'bedrock:cohere.command-r-plus-v1:0',

pydantic_ai_slim/pydantic_ai/models/bedrock.py

@@ -85,6 +85,10 @@
     'us.anthropic.claude-3-5-sonnet-20240620-v1:0',
     'anthropic.claude-3-7-sonnet-20250219-v1:0',
     'us.anthropic.claude-3-7-sonnet-20250219-v1:0',
+    'anthropic.claude-opus-4-20250514-v1:0',
+    'us.anthropic.claude-opus-4-20250514-v1:0',
+    'anthropic.claude-sonnet-4-20250514-v1:0',
+    'us.anthropic.claude-sonnet-4-20250514-v1:0',
     'cohere.command-text-v14',
     'cohere.command-r-v1:0',
     'cohere.command-r-plus-v1:0',