Claude Opus 5 Achieves Leading Scores Across AI Benchmarks

Awesome new addition to my workflow. for complex reasoning, ill reach for Opus 5 medium, thats assuming Sonnet-5 or Gpt-5.6 Luna can't do the job. if it's deep knowledge work, still don't see a better option than Fable low. for complex systems engineering, i dont trust anything… Show more

OpenAI is still just much more efficient in hardcore reasoning https://twitter.com/ArtificialAnlys/status/2080734447717298483

Claude Opus 5 is the new leader on our agentic knowledge work benchmark, AA-Briefcase, outperforming Claude Fable 5 by nearly 150 Elo while reducing Cost per Task by 20% @AnthropicAI has released Claude Opus 5, the new leader on the Artificial Analysis Intelligence Index, and… Show more

Which company is consistently putting out the most applicable for real world usage benchmarks without any leakage? Or even just strange benchmarks that still feel unsaturated? Feels pretty clear this needs to be a cat and mouse industry and that labs are going to go harder at… Show more

It’s a good model https://twitter.com/claudeai/status/2080699497064083942

Opus 5 reaction.