Claude Fable 5.1, Anthropic's new frontier model is now available on AWS
News
This article announces the general availability of Claude Fable 5.1, Anthropic's most capable frontier model, now accessible on AWS for all customers.
- Delivers improved reasoning and judgment on complex tasks with fewer confident wrong answers
- Handles long-running, high-stakes work spanning hours and multiple applications
- Can manage entire software projects including features, code review, and performance optimization
- Designated a Covered Model with enhanced data retention and safety policies
- Enterprise Frontier Safeguards enable eligible customers to keep data in controlled cloud environments
- Accessible via Amazon Bedrock and Claude Platform on AWS
Claude Fable 5.1 represents Anthropic's strongest model yet for knowledge work and ambitious enterprise tasks.
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.
Related articles
Sep 1
2026
2026
Introducing Claude Fable 5.1 on AWS
Jun 9
2026
2026
Anthropic Claude Fable 5 on AWS: Mythos-class capabilities with built-in safeguards now available
Jul 24
2026
2026
Introducing Claude Opus 5 on AWS: Anthropic’s most capable Opus model
Jun 9
2026
2026
AWS announces Claude Fable 5, the first generally available Mythos-class model
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.