dair-ai weekly picks: Context Compaction tops 7 AI papers, late tokens cost up to 7x more

dair_ai · x · 2026-11-09

dair-ai's weekly AI paper roundup (Nov 2-8) features 7 papers: JevAct, Skill++, Recursa, Collaborative Intelligence, Routed Continual Learning, You don't need long context, and Foundation Decision Models.

The top pick, Context Compaction, highlights that agent runs keep growing their context as tasks get longer, while later tokens cost far more to generate than earlier ones — up to 7x more on frontier open-weight models — an often-overlooked real cost in long-horizon agent workloads.

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