Browsing: Opus

Anthropic and OpenAI are both launching new model updates today, with Claude Opus 5.5 and GPT-6 Sol & Luna both being announced within roughly an hour of each other.

Less than two months after the release of Claude Opus 5, Anthropic is back with Opus 5.5. The big pitch for Opus 5 was that it had “near Fable” performance at half the price. This time, the headline is that the workhorse AI Opus 5.5 delivers Fable 5.1 performance for most work and costs about…

Today, we’re excited to announce the availability of Claude Opus 5.5 on Amazon Bedrock and Claude Platform on AWS, the first of the Claude 5.5 model family. Claude Opus 5.5 is Anthropic’s most capable Opus model suitable for agentic coding, knowledge work, and long-running tasks.

Anthropic’s newest model, Opus 5.5, was released on Tuesday, setting a new state-of-the-art in coding and knowledge work performance. Notably, the release outpaces the larger Fable model in many benchmarks, and succeeded in a number of informal tasks that Fable failed to complete.

Anthropic has released its latest AI model with Claude Opus 5.5. The new version arrives about two months after the previous Opus model upgrade, matching Anthropic’s previous upgrade cadence.