Cohere Rerank v4.0 vs Voyage-3-large

Pick two tools from the same category to compare side-by-side.

	Cohere Rerank v4.0 Cohere's current-generation reranking models (Pro and Fast variants) for boosting retrieval relevance in RAG and agent search.	Voyage-3-large Higher-capacity Voyage embedding model for retrieval-quality-sensitive RAG.
Category	model	model
Vendor type	commercial	commercial
Pricing	usage	usage
Strengths	+ Purpose-built second-stage reranking improves precision of any retriever + Multilingual and handles semi-structured JSON documents + Pro/Fast split lets builders trade quality against latency and throughput	+ Higher retrieval quality than voyage-3 on demanding corpora + API-based; no embedding infrastructure to host
Tradeoffs	− API-only (no open weights) − Adds an extra network hop and per-query cost to the retrieval pipeline	− More expensive per token than voyage-3 − API-only; document text leaves your environment to be embedded
Used in stacks	0	1