BREAKING
Claude Fable 5 Holds After Redeploy
From Launch to Redeployment
1Public launch Jun 9
2Export-control suspend Jun 12
3Directive lifted Jun 30
4Redeploy from Jul 1
0Elo
Text Arena
0%
SWE-bench Verified
0%
SWE-bench Pro
0%
FrontierCode Diamond
FrontierCode Diamond Scores
Fable 529.3
Opus 4.813.4
GPT-5.55.7
BridgeBench Drops After Guardrails
Debug before86.2
Debug after25.9
Refactor before73.6
Refactor after38.4
Final Leaderboard Still Pending
AI NEWS BLITZ
Arena reports Claude Fable 5 shows largely unchanged performance after coming back online.