Anthropic has released Claude Fable 5.1 and Claude Mythos 5.1, focusing as much on cost and usability as raw benchmark gains. #Mythos5.1 #Fable5.1 #Claude

Anthropic launches Claude Fable 5.1 and Mythos 5.1 with lower costs and fewer restrictionsFrom neowin.net

Anthropic launches Claude Fable 5.1 after inking $35B cloud deal with Lambda https://ift.tt/OWq3pwe

Anthropic launches Claude Fable 5.1 after inking $35B cloud deal with Lambda - SiliconANGLEFrom siliconangle.com

Anthropic keeps Fable's $10/$50 pricing, cuts cache reads by 75%, and tunes the safeguards that made Fable 5 punt to Opus.

Anthropic's Fable 5.1 is a bit cheaper, a bit smarter, and refuses a lot lessFrom thenewstack.io

Anthropic's Fable 5.1 watermarks text but skips code tokens that could break accuracy, while a new API restriction targets model distillation at scale.

Claude Fable 5.1 watermark: It has a blind spot developers can’t ignoreFrom thenewstack.io

Claude Fable 5.1 is here. Cache reads 75% cheaper, 25-45% cheaper overall, Terminal-Bench 42% -> 55.8%, and 60% fewer safeguard blocks. ^P

Anthropic has announced Enterprise Frontier Safeguards (EFS), an enterprise architecture enabling organizations in regulated sectors to deploy Claude Fable models while maintaining ZDR compliance. #Anthropic #Fable5.1

Anthropic fixes Fable's biggest enterprise privacy problem with new safeguardsFrom neowin.net