Opus 5.5 is officially launched. 🔥
This is a AI post classified by Jev as Frontier models (a model release), kept by the AI Radar because it carries real work, not commentary.
Opus 5.5 is officially launched. 🔥 Beats Fable 5.1 (and Astra) on benchmarks, yet is more efficient and costs less than Opus 5. Now for the real test: can it speak like a sane person?
Posted by Dan McAteer (30.7k followers) 1 h ago · 56 likes · 5.5k views · view the original post on X. Kept by the AI Radar as Frontier models.
More AI work like this
- use opus 5.5 on medium or high. — @Ananth7e
- is this pacing the frontier — @justalexoki
- Live look from the OpenAI office today: — @uzairansar
- What a task costs on Opus 5.5… — @cxocommunity
- Claude Opus 5.5 takes the pelican for a ride. 🚲 — @YouWareAI
- Opus 5.5 is here! — @AdamHoltererer
- Here's how Anthropic models were being used before today's Opus 5.5 launch. — @PeterJ_Walker
- roughly similar on AI R&D but a beast on agentic coding task, very impressive — @eliebakouch
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