Nvidia released Nemotron 3. 5 Lightning yesterday, a 30B open mixture-of-experts model with 3B active parameters. It also released NeMo Switchyard, an open-source router that decides which model should handle each step of an agent workflow.

Source: [Dev.to](https://dev.to/reidmarlow/nvidias-router-is-the-part-of-agents-everyone-keeps-rebuilding-20e1)

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