On 22 September 2026, Anthropic launched Claude Opus 5.5, the first model in its Claude 5.5 family, claiming performance comparable to its flagship Claude Fable 5.1 while costing 40% less to run than Opus 5 on typical workloads, with 20% lower token prices and faster output speeds.
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Anthropic launched Claude Opus 5.5 on September 22 as the first model in its Claude 5.5 family, saying it performs at the level of Claude Fable 5.1 on most work while costing 40% less to run than Opus 5. OpenAI released GPT-6 Sol and GPT-6 Luna the same day, positioning the lower-cost models below its GPT-6 Astra flagship. The releases target professional work, coding, automation and high-volume a
Anthropic's Claude Opus 5.5 is out with a 40% lower typical workload cost than Opus 5, 20% lower token prices, faster output, and new safety testing. https:// saganote.com/s/7kqi58i
Anthropic launched Claude Opus 5.5 on Sept. 22 as the first model in its Claude 5.5 family, saying it delivers performance comparable to its top-tier Fable 5.1 on most tasks while costing about 40% less to run than Opus 5. The company said it generates output more than 30% faster, with improvements focused on agentic coding, computer use, knowledge work and clearer responses [nytimes.com#1][androi
Anthropic Launches Claude Opus 5.5 at 20% Lower Cost Than Opus 5, Rivaling Its Own Top-Tier Flagship Anthropic has released Claude Opus 5.5, priced at $4 and $20 per million input and output tokens — 40% cheaper than Opus 5 and 60%… #agenticai #aibenchmarks #aimodels #aipricing Anthropic has released Claude Opus 5.5, priced at $4 and $20 per million input and output tokens — 40% cheaper than Opus
Anthropic released Claude Opus 5.5 on Sept. 22 as the first model in its Claude 5.5 family, saying it matches Claude Fable 5.1 on most work while costing 40% less to run than Opus 5. The company said the model targets agentic coding, computer use and knowledge work, generates output more than 30% faster than its predecessor, and presents key information more prominently while using less jargon [te
Anthropic released Claude Opus 5.5 on Sept. 22, 2026, saying it performs comparably to Claude Fable 5.1 on most tasks and costs about 40% less to run than Opus 5 on typical workloads. Its API price is $4 per million input tokens and $20 per million output tokens, 20% below Opus 5. The company said external safety groups Frontier Design and METR tested the model and that it includes safeguards used
mr. TIM @timkellogg.me Opus 5.5 better and cheaper than Opus 5 — typically 40% cheaper, $4/mtok input, $20/mtok out https://www. anthropic.com/claude-opus-5-5 # AI # Opis5 .5
What a task costs on Opus 5.5 | Claude by Anthropic Opus 5.5 is cheaper per token than Opus 5, thanks to cheaper input/output tokens and cache reads. Total task cost still depends on turns and thinking, so measure your usage and tune settings to optimize it. https:// claude.com/blog/what-a-task-co sts-on-opus-5-5