Claude Sonnet 5.5 Is Insane (I Tested It on a Real Client)

Claude Sonnet 5.5 dropped today and it beat Opus 5.5 on Terminal-Bench, at a fraction of the cost per task. So I put it to work on a real client: an Atlanta trades business that needs a website where customers can price their job and book it. One spoken prompt, and here is exactly what it built, plus the honest benchmarks, OpenAI's DevDay, and why hybrid still wins. Work with me: https://rmdw.ai Private AI for businesses: https://rmdw.ai/#private-ai Follow me on X: https://x.com/richardbechols CHAPTERS 0:00 Claude Sonnet 5.5 is here 0:33 The real benchmarks 1:32 Sonnet 5.5 vs GPT-6 Sol and OpenAI DevDay 1:52 My actual AI stack 2:32 Astra and the nerf debate 2:52 The real client test 3:53 The prompt 4:51 Cost per task 5:17 Private vs public work 6:25 99% of people don't need a frontier model 7:08 The right model for the job 8:02 The model race 9:07 The hamster wheel 10:06 "Can you just do it?" 11:25 The website Sonnet 5.5 built 12:52 Why we stay on after launch 13:44 Sonnet 5.5 + private AI 14:23 The verdict Benchmarks and pricing: Anthropic, anthropic.com/claude-sonnet-5-5 (Sept 28, 2026). RMDW = Real-world Models, Data and Workflows. AI is about results, not prompts. CREDITS Dario Amodei footage: Axios, used under fair use for commentary. Sam Altman footage: U.S. Senate hearing (public domain). Logos are trademarks of their owners, shown for commentary. Stock video: Pexels. #ClaudeAI #Anthropic #ChatGPT #OpenAI #AIForBusiness