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

Gemini 4 Pro may never arrive, and Google’s biggest fans are starting to worry ...

GPT-6 Astra vs Fable 5.1 tests reveal Astra wins 10 of 15 real-world use cases. We spent 100 hours comparing performance, ...

GPT-6 Astra and Claude Fable 5.1 have identical API prices but very different strengths, costs and benchmark results. Here’s ...

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

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 ...

Claude Fable 5.1 reduces repeat input costs by 75% to $0.25 per million tokens, but strict 5-minute caching rules might ...

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 ...

Fable 5.1 arrives with lower prices and tighter safeguards, days after reports of AI agents going rogue during security tests ...

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

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