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Rerank 4 Pro

Cohere's API reranking models; Rerank 4 Pro and Fast have a 32k-token context and 100+ languages.

  • Cohere
  • Closed
  • Released Dec 2025

Official page

Where it ranks

Facts

Vendor
Cohere
Family
Cohere Rerank
Released
Dec 2025
Weights
Closed: API and apps only
Access
Free tier available
Last verified
19 Oct 2026

Price from cohere.com, 19 Oct 2026.

Benchmark results

BenchmarkResultEntry on the leaderboardAs ofSource
Agentset Reranker Leaderboard1,629Cohere Rerank 4 Pro
ELO from GPT-5-judged pairwise comparisons; rank 2 of 12; win rate 57.7%; page says 'Last updated: February 15, 2026'.
15 Feb 2026agentset.ai

Where you can use it

No tracked tool lists this model yet.

Earlier versions

  • Rerank 3.5 · Dec 2024

Sources