ArtificialAnalysis.ai shows GPT-5.5 as the top-performing model, beating Opus at cost of Sonnet

Long-awaited DeepSeek V4 is out in preview - Simon Willison’s Weblog

in Arena.ai , preliminary results show it a little behind Z.ai's GLM-5.1 which is the top-ranked MIT license model, in the middle of the pack of high-performing Chinese models.

maybe should slow down to avoid leaks and regressions and reversions

mass-producing Cybercabs but where will they put them, still not operating at scale without safety drivers and crashing frequently.

robot startup maybe?

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