BREAKING
US Rejects UK Carve-Out on Anthropic Models
How the Export Directive Unfolded
1
Commerce export directive
↓
2
Access cut for foreigners
↓
3
Anthropic suspends models
↓
4
UK seeks carve-out
↓
5
Request denied
Fable 5 vs Mythos 5
Claude Fable 5
Safer
●
Adds safety classifier
●
Broadly available in June
Claude Mythos 5
Limited
●
Relaxed guardrails
●
Advanced cyber capabilities
SWE-Bench Pro Scores
Fable/Mythos 5
80.3
Opus 4.8
69.2
GPT-5.5
58.6
Anthropic Calls It a Misunderstanding
AI Export Controls in Focus
AI NEWS BLITZ
The Trump administration has rejected the UK's request for an exception on Anthropic's models.