Claude Opus 5.5 ships with cheaper tokens, Fable-level intelligence and higher 5h rate limits
kimmonismus · x · 2026-09-23
Claude team member trq212 detailed the Opus 5.5 release: clearer communication, cheaper per token than Opus 5.0 with the intelligence of Fable 5.1, very token-efficient, and working across every effort level.
Anthropic is also increasing 5-hour rate limits and introducing a banked reset for unused quota.
Related event: Anthropic Launches Claude Opus 5.5: Stronger, 40% Cheaper, Tops AA Index(259 posts)→
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