OMG, I just tested Claude Opus 5.5, and I’m surprised🤯

Opus 5 on the left for $1.6, Opus 5.5 on the right for $3.4. Opus 5 made a charming volcanic island, but 5.5’s scene feels much richer: cutaway water, underwater life, vegetation, mammoths, and northern lights. There’s so

Vib3CodedSep 2290

Explorable Explanation on How the Web works made with Opus 5.5 medium effort.

Opus worked for 4+ hours and made this experience in a single shot. Only a bunch of interconnected HTML files. Inspired by ncasenmare Explore it yourself here -

NityeshSep 22

A cheaper and faster model

This model performs on par with Claude Fable 5.1 in most tasks, but is about 30% faster and 40% cheaper than Opus 5. Also, the 5-hour session limit for Claude Code users has increased by 20%, and Pro, Max, and Team users have the option to reset the weekly limit once.

زیوست | ZivestSep 22

Xiaomi's MiMo-V2.6-Pro lands within 1-4 points of Claude Opus 5 and GPT-5.6 Sol on agent benchmarks, MIT licensed.

Its training ran on a public dashboard. #MiMoV26 #AITransparency Full edition and full episode:

Shared SapienceSep 22