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langchain_blog · Aug 11, 2026 · news

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How many of your agent's calls actually need a frontier model?

the LangChain blogAug 11, 2026
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In brief

We benchmarked NVIDIA NeMo Switchyard on 145 agent tasks. Only 7% of turns needed a frontier model, and routing cut cost 74% for six points of accuracy.

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How many of your agent's calls actually need a frontier model?

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