Claude Opus 5.5 Matches Fable 5.1 at 40% of the Token Price
Anthropic released Claude Opus 5.5 on September 22, 2026. Anthropic says it performs at the level of Fable 5.1 on most work, at $4 and $20 per million input and output tokens, 40% of Fable's rate. Pro, Max, Team and seat-based Enterprise plans get higher five-hour limits.