Anthropic today introduced Claude Fable 5.1 and Claude Mythos 5.1, which the company says are the "world's most advanced ...

Mythos 5.1 is also launching in Project Glasswing.

AI companies are now racing to make powerful models cheaper as Chinese AI firms push low-cost pricing. Anthropic's Claude ...

Fable 5.1 is the broadly available version, with safeguards that block some high-risk work in cybersecurity and scientific ...

Anthropic has launched its latest AI models, Claude Fable 5.1 and Mythos 5.1, designed to tackle complex tasks with ...

Anthropic’s Claude Fable 5.1 lowers agent costs, while restricted Mythos 5.1 offers more permissive safeguards for approved ...

Fable 5.1 and its restricted sibling Mythos 5.1 arrive three months after export controls forced Anthropic to pull Fable 5 ...

Anthropic announced the release of Claude Fable 5.1 and Claude Mythos 5.1, its most advanced AI models for coding and ...

Fable 5.1 and Mythos 5.1 models deliver faster multidisciplinary reasoning and cut token usage costs by up to 50 percent for ...

Anthropic has introduced Claude Fable 5.1 and Claude Mythos 5.1, based on the same underlying model with different safeguard ...

Claude Fable 5.1 could arrive in August with stronger reasoning, autonomous coding, agentic workflows and multi-agent ...

In June, Anthropic first released Fable 5, its Mythos-class AI model for Claude. Three months later, Anthropic is enhancing ...