Amazon’s contract with Anthropic will move to per-token billing next year, threatening a steep spike in costs for services like Kiro, Quick and Alexa Shopping that use Claude. To curb expenses, Amazon is exploring OpenAI’s models. Meanwhile, Anthropic is deepening ties with Google Cloud and a recent security dispute has driven a wedge between the two.

This TLDR roundup covers AWS’s plan to start selling its Trainium AI chips to outsiders, and Midjourney’s launch of a full-body ultrasound scanner for its new health spas. It also highlights NASA’s award to Relativity Space for a Mars orbiter, the shift to usage-based AI pricing, the deep dive on agent loop architecture, plus Intel’s stock jump and warnings about the “infinite workweek.”