Deepseek
DeepSeek V4 Pro and the harness that ships with it — open weights aren't enough anymore
The day a model launch stopped being just a model launch
Yesterday, DeepSeek dropped V4 Pro, and the most interesting part wasn’t the model. That’s a strange sentence to write, because on paper the model is genuinely impressive: a Mixture-of-Experts behemoth with 1.6 trillion total …