- Migrated Anthropic models from direct API to AWS Bedrock endpoints
- Updated LiteLLM version from 1.57.0 to 1.74.9 for improved compatibility
- Added Bedrock API key support and AWS region configuration
- Re-enabled claude-3-sonnet model via Bedrock integration
- Added new claude-opus-4-1 model support
- Updated dependency versions for enhanced Bedrock integration