Story · LangChain
How many of your agent's calls actually need a frontier model? (LangChain)
blog post · Story page
Routing cut cost 74% for six accuracy points across 145 tasks.
Appeared in
- The score and the job came apart
Aug 10 to Aug 16, 2026 · deep cuts
- In LangChain's benchmark, only 7% of agent turns needed a frontier model
Aug 12, 2026 · lead story
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