Anthropic Fable 5 vs Mythos 5: Why Both Models Were Banned by the US Government Anthropic's Fable 5 vs Mythos 5 comparison reveals a crucial insight: they are the same AI model with different safety settings. Fable 5 routes sensitive queries to Opus 4.8; Mythos 5 removes those gu... Anthropic Anthropic Billing Claude Fable 5 Claude Free Tier 14-Jun-2026 0 251