We are thrilled to announce the availability of Claude Fable 5.1, Anthropic's latest model, on Snowflake Cortex AI. Claude Fable 5.1 is Anthropic's most capable model to date. In testing, it showed capability gains across long-running agentic coding, agentic knowledge work, and scientific discovery. As a launch partner with Anthropic, we're providing same-day availability of Claude Fable 5.1 in private preview. It is available within the secure Snowflake perimeter for use with Snowflake CoCo, Snowflake CoWork, Cortex Agents, Cortex AI Functions and Cortex Inference.

Source: Anthropic, Sep 1, 2026

What you can do with Claude Fable 5.1 on Snowflake

Fable 5.1 joins leading AI models in Cortex AI, enabling a wide range of enterprise use cases, all within Snowflake's security and governance perimeter. With Fable 5.1, preview customers can:

Speed up development with Snowflake CoCo: Snowflake's AI coding agent understands your enterprise data, governance and workflows, enabling teams to go from idea to production quickly without breaking trust or impacting scale. With Fable 5.1, CoCo enables stronger reasoning, code generation and support for complex, long-running agentic tasks. It brings Snowflake-aware assistance directly into CoCo Desktop, Snowsight interface, CLI and local dev tools. For data engineers, analysts and builders, it turns natural language into production-ready pipelines, analytics and AI agents, collapsing weeks of glue work into minutes while staying governed, interoperable and enterprise-grade.