Anthropic’s Fable 5.1 keeps headline prices flat but cuts cache reads 75%, making agentic AI cheaper and potentially driving ...

Anthropic always talks about how incredible Claude Fable and Claude Mythos are, and marketing is the biggest reason for the ...

Anthropic slashed prices, dropped the aggressive censorship, and reclaimed the benchmark crown—yet Fable 5.1 still can't ...

Anthropic has cut a Fable 5.1 cache hit to just $0.25 on input, down from $1.00 for Fable 5. That's also just 2.5% of Fable's ...

Anthropic launched Claude Fable 5.1 and Mythos 5.1, offering stronger coding and research performance alongside a 75% cut to ...

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

Mythos 5.1 is also launching in Project Glasswing.

OpenAI President Greg Brockman ended a September 3 briefing on GPT-6 Astra with “Welcome to the AGI era,” after saying he ...

Fable 5.1 will cost an estimated 25% less than Fable 5 for typical workloads, wherever usage is billed by token. This is ...

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

Anthropic launches Claude Fable 5.1 and Mythos 5.1 for coding and research, cutting costs up to 45% and tightening safety ...

Anthropic's new Claude Fable 5.1 cuts cache read costs by 75% for agentic tasks, but high input and output token rates keep ...