The Sequence Radar - Issue 915: Last Week in AI: The Cursor Acquisition, New Grok and GLM Models, Anthropic’s Latest Deal, and River AI
New models, major acquisitions, and a new generation of AI companies are reshaping where the real competitive advantage lives.

TL;DR
- SpaceX acquired Cursor for $60 billion, integrating it with xAI's Grok model, which has been updated to Grok 4.6, optimized for agents and coding.
- Anthropic is reportedly in talks to acquire Decart AI for around $6 billion, focusing on model infrastructure and compute optimization.
- Z.ai announced GLM-5.3, an open-weight model with strong cybersecurity capabilities, highlighting the rapid progress of non-closed systems.
- River AI raised $1.1 billion to build a full stack for personally owned models, contrasting with the vertically integrated approach of larger labs.
- New AI research includes full-bandwidth transformers, evolving LLM agents through natural selection, concept-driven gaze estimation, and analysis of facts recall in LLMs.
- NVIDIA released Nemotron 3.5 Lightning and NeMo Switchyard, a 30B MoE model with a 1M context window and an open-source routing library.
- Databricks reported a $7 billion revenue run rate and closed a $5 billion funding round at a $190 billion valuation.
- CoreWeave reported significant year-over-year revenue growth and raised its full-year guidance.