CS-4 combines three WSE-3 Turbo wafers with Cerebras’ Nexus rack design. The practical shift is architectural: compute, power and I/O become modular, while Cerebras now says the same platform is intended to support CS-5 in 2027 and a 3D-memory CS-6 generation after that.
beehiiv has moved AI crawler policy from a voluntary robots.txt signal to an enforceable publisher control for Max and Enterprise custom-domain sites. Its new dashboard tracks 22 AI and search crawlers, while separate structured-data and llms.txt features target AI discovery rather than access control.
Preferred Sources is now global, appears inside Google’s AI-search experiences, and has an embeddable publisher button. Google says readers are twice as likely to click a source after marking it preferred.
DeepSeek V4 Pro combines a production model release with peak/off-peak API pricing: cached input, uncached input and output all cost 50% less outside two daily peak windows. Builders running deferrable workloads can now treat scheduling as part of model-routing economics.