BREAKING
OpenAI Stages GPT 5.6 Amid Export Order
How the Mythos Order Unfolded
1Mythos-class launch
2Commerce directive
3Models disabled
4GPT 5.6 staged
Two Models, Two Access Tiers
Claude Fable 5General
Safety guardrails
Fallback to Opus 4.8
Pulled June 12
Claude Mythos 5Restricted
Guardrails removed
Cyber capabilities
Pulled June 12
Fable 5 Leads SWE-Bench Pro
Fable 580.3
Opus 4.869.2
GPT-5.558.6
0$
per M input
0$
per M output
Frontier AI Meets Trade Policy
AI NEWS BLITZ
OpenAI is limiting its GPT 5.6 rollout as US export rules hit rival models.