Looks similar
Related stories
Claude Fable is relentlessly proactive(simonwillison.net)
676 points by lumpa | 556 comments
Simon Willison blog post describing Claude Fable 5 as relentlessly proactive, illustrated with an example of fixing a scrollbar glitch in Datasette Agent.
Claude Skills are awesome, maybe a bigger deal than MCP(simonwillison.net)
642 points by weinzierl | 332 comments
Simon Willison's blog post about Anthropic's newly introduced Claude Skills, folders of instructions and scripts the model loads when needed, arguing they may matter more than MCP.
Fable 5.1 Solves the Cyphral Distich, a 370-year-old cipher(vals.ai)
1150 points by u1hcw9nx | 528 comments
Vals AI blog post reporting that Claude Fable 5.1 solved the Cyphral Distich, an unsolved cipher from 1653, within a day when given it as an open task.
Fable Took My Job(cendyne.dev)
162 points by jllyhill | 196 comments
A personal blog post by Cendyne describing losing an engineering job after leadership decided an LLM called Fable was cheaper than their compensation.
Claude Fable 5.1 and Claude Mythos 5.1(anthropic.com)
1332 points by denysvitali | 1269 comments
Anthropic documentation page describing new features, breaking changes, and capability improvements in Claude Fable 5.1 and Claude Mythos 5.1.
Claude Fable 5(anthropic.com)
2521 points by Philpax | 2018 comments
Anthropic announcement post introducing two new AI models, Claude Fable 5 and Claude Mythos 5, dated June 9, 2026, with a linked system card.












