Claude Opus 5.5 is now available on AWS
Machine Learning Blog
This article announces the availability of Claude Opus 5.5 on Amazon Bedrock and Claude Platform on AWS, Anthropic's most capable Opus model for agentic coding and knowledge work.
- Claude Opus 5.5 achieves more with fewer tokens and lower per-token pricing than Claude Opus 5
- Improved communication clarity surfaces reasoning, findings, and next steps for long-running tasks
- Adaptive thinking automatically adjusts reasoning effort based on task requirements
- Includes safety classifiers for biology, cybersecurity, and AI development domains
- Better suited for software development with longer sessions and improved explainability
- Available across multiple AWS regions and inference profiles on bedrock-runtime
- Accessible via Amazon Bedrock console, Anthropic Messages API, Converse API, and AWS SDKs
Claude Opus 5.5 enables teams to run more ambitious agentic work at scale with lower costs and greater transparency.
The AWS News Feed is currently looking for gold sponsors. If you want to support the AWS community and reach a large audience of AWS professionals, consider sponsoring the AWS News Feed.
The AWS News Feed is currently looking for silver sponsors. If you want to support the AWS community and reach a large audience of AWS professionals, consider sponsoring the AWS News Feed.