/research
Insights and blogs from the AI Group building Fin at Intercom
How We Built a World-Class Reranker for Fin
We built our own reranker that outperforms Cohere Rerank v3.5, an industry-leading commercial solution. This improved our answer quality, reduced reranking costs by 80%, and gained more flexibility to evolve our system.
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17Think Fast: Reasoning at 3ms a Token
2025.07.18
Do you really need a Vector Search Database?
2025.04.29