---
name: Cohere Rerank 4 Fast
slug: rerank-4
type: LLM
providers:
  - vercel
description: >-
  Reranking model for improving retrieval quality in search and recommendation
  systems
tags:
  - o
  - llm
is_open_source: false
context_window: 32000
max_output: 32000
release_date: '2025-12-11'
capabilities:
  audio: false
  vision: false
  tool_use: false
  citations: false
  reasoning: false
---
Cohere Rerank 4 Fast is a LLM model.
Reranking model for improving retrieval quality in search and recommendation systems