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Cohere Rerank 4 Pro

Advanced cross-encoder reranking models (Fast & Pro) optimized for enterprise search and RAG, featuring a 32K context window, strong performance on long and complex documents, and multilingual retrieval across 100+ languages. Built for high-stakes domains like finance, healthcare, manufacturing, and e-commerce, with self-learning to adapt to domain-specific data over time.

Leaderboard Rank
#2
of 11
ELO Rating
1627
#2
Win Rate
58.2%
#3
Latency
614ms
#7

Model Information

Provider
Cohere
License
Proprietary
Price per 1M tokens
$0.050
Release Date
2025-12-11
Model Name
rerank-v4.0-pro
Total Evaluations
3000

Performance Record

Wins1746 (58.2%)
Losses1135 (37.8%)
Ties119 (4.0%)
Wins
Losses
Ties

Performance Overview

ELO ratings by dataset

Cohere Rerank 4 Pro's ELO performance varies across different benchmark datasets, showing its strengths in specific domains.

Cohere Rerank 4 Pro - ELO by Dataset

Detailed Metrics

Dataset breakdown

Performance metrics across different benchmark datasets, including accuracy and latency percentiles.

arguana

ELO 173865.4% WR327W-169L-4T

Latency Distribution

Mean
785ms
P50 (Median)
768ms
P90
933ms

FiQa

ELO 170960.6% WR303W-180L-17T

Latency Distribution

Mean
610ms
P50 (Median)
585ms
P90
817ms

business reports

ELO 166162.2% WR311W-178L-11T

Latency Distribution

Mean
529ms
P50 (Median)
498ms
P90
675ms

MSMARCO

ELO 157553.2% WR266W-184L-50T

Latency Distribution

Mean
458ms
P50 (Median)
408ms
P90
615ms

PG

ELO 156958.6% WR293W-207L-0T

Latency Distribution

Mean
760ms
P50 (Median)
720ms
P90
896ms

DBPedia

ELO 151049.2% WR246W-217L-37T

Latency Distribution

Mean
541ms
P50 (Median)
489ms
P90
729ms

Compare Models

See how it stacks up

Compare Cohere Rerank 4 Pro with other top rerankers to understand the differences in performance, accuracy, and latency.