BREAKING
Anthropic Opens Claude Fable 5 to All
80.3% on SWE-Bench Pro
Fable 5
80.3
Opus 4.8
69.2
Built for Days-Long Autonomy
0
$
Input / M tokens
0
$
Output / M tokens
0
%
Fallback rate
Strengths and Limitations
Strengths
●
Deep reasoning and planning
●
Solves tasks Opus gave up on
Limits
●
High price, heavy token use
●
Refusals can exceed 20%
Redeployed as claude-fable-5
AI NEWS BLITZ
Anthropic has made its new top-tier model, Claude Fable 5, generally available.