rerank

function rerank<TAdapter, TDocument>(options): Promise<RerankResult<TDocument>>;

import { rerank } from '@tanstack/ai'
import { cohereRerank } from '@tanstack/ai-cohere'

const { ranking, rerankedDocuments } = await rerank({
  adapter: cohereRerank('rerank-v3.5'),
  query: 'talk about rain',
  documents: ['sunny day at the beach', 'rainy afternoon in the city'],
  topN: 2,
})

console.log(rerankedDocuments[0]) // 'rainy afternoon in the city'

const { ranking } = await rerank({
  adapter: cohereRerank('rerank-v3.5'),
  query: 'best laptop for travel',
  documents: [
    { id: 1, text: 'A heavy gaming desktop' },
    { id: 2, text: 'A lightweight ultrabook with all-day battery' },
  ],
})

// ranking[0].document is the original object, fully typed.
console.log(ranking[0].document.id)