---
id: "cohere/rerank-4-pro"
also: ["cohere/rerank-4-pro"]
card_usd_per_m: "0.0 in, 0.0 out, at cohere"
context: 32768
max_output: 29491
input: ["text"]
output: ["rerank"]
released: "2026-04-06"
api: ["/api/v1/rerank"]
endpoints: 1
gateways: "openrouter (1)"
no_training: 1
trains: 0
retains_prompts: 1
---
# Cohere: Rerank 4 Pro

Cohere's AI search foundation model for enhancing the relevance of information surfaced within search and RAG systems. Features a 32K context window, multilingual support across 100+ languages, no data pre-processing...