Claude claude-fable-5-1 vs claude-mythos-5-1 Version Support Lifecycle Comparison
Version 1: claude-mythos-5-1 claude-fable-5-1 claude-opus-5 claude-sonnet-5 claude-mythos-5 claude-fable-5 claude-opus-4-8 claude-opus-4-7 claude-sonnet-4-6 claude-opus-4-6 claude-opus-4-5-20251101 claude-haiku-4-5-20251001 claude-sonnet-4-5-20250929 claude-opus-4-1-20250805 claude-sonnet-4-20250514 claude-opus-4-20250514 claude-3-7-sonnet-20250219 claude-3-5-haiku-20241022 claude-3-5-sonnet-20241022 claude-3-5-sonnet-20240620 claude-3-haiku-20240307 claude-3-opus-20240229 claude-3-sonnet-20240229 claude-2.1 claude-instant-1.2 claude-2.0 claude-1.3 claude-instant-1.1 claude-1.2 claude-1.1 claude-instant-1.0 claude-1.0
vs Version 2: claude-mythos-5-1 claude-fable-5-1 claude-opus-5 claude-sonnet-5 claude-mythos-5 claude-fable-5 claude-opus-4-8 claude-opus-4-7 claude-sonnet-4-6 claude-opus-4-6 claude-opus-4-5-20251101 claude-haiku-4-5-20251001 claude-sonnet-4-5-20250929 claude-opus-4-1-20250805 claude-sonnet-4-20250514 claude-opus-4-20250514 claude-3-7-sonnet-20250219 claude-3-5-haiku-20241022 claude-3-5-sonnet-20241022 claude-3-5-sonnet-20240620 claude-3-haiku-20240307 claude-3-opus-20240229 claude-3-sonnet-20240229 claude-2.1 claude-instant-1.2 claude-2.0 claude-1.3 claude-instant-1.1 claude-1.2 claude-1.1 claude-instant-1.0 claude-1.0
About Version Comparison This page compares Claude versions claude-fable-5-1 and claude-mythos-5-1. Learn about each version's release date, support end date, and EOL (End of Life) date to make informed upgrade decisions.