agentVIDEO
Opus 5.5 launches as a faster, cheaper Claude model
Anthropic released Opus 5.5, which feels like Fable but is about 30% faster and roughly 40% cheaper per task than Opus 5.
Lydia Hallie ✨
@lydiahallieArchived 2026.09.23Originally posted 2026.09.23
Lydia Hallie ✨ @lydiahallieOriginally posted 2026.09.23
Opus 5.5 is here! 🎉 It's honestly such a nice model to work with. Feels like Fable, but ~30% faster and ~40% cheaper per task than Opus 5. Go try it out! https://t.co/zwo83sbgez
x.com/lydiahallie/status/2102438490759983302Archived 2026.09.23 10:43