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VoyageAI by MongoDB · Rerank model
rerank-2.5-lite
voyageai/rerank-2.5-lite- Rerank
rerank-2.5-lite is a reranker optimized for both latency and quality, delivering a 7.16% improvement in retrieval accuracy over Cohere Rerank v3.5 across 93 datasets. It also outperformed Cohere Rerank v3.5...
Specifications
- Input
- one query and up to 1,000 documents
- Output
- relevance score per document, sorted; top_n to keep the best
- Billing
- per token across all query–document pairs
Use it
POST /api/v1/rerank · MCP rerank · full reference
curl https://omnirail.org/api/v1/rerank \
-H "Authorization: Bearer $OMNIRAIL_KEY" -H "Content-Type: application/json" \
-d '{"model":"voyageai/rerank-2.5-lite","query":"best espresso machine","documents":["brass lever espresso machine","a bicycle","coffee grinder"],"top_n":2}'