Rerank V4.0 fast
Cohere's Rerank V4.0 fast is a proprietary rerank model designed to process text inputs within a context window of 32,768 tokens. It is genuinely best at reranking tasks, leveraging its architecture to reorganize and prioritize text-based content.
Input
Output
Context
33K
Max Output
33K
Parameters
-
Technical Specifications
Model TypeRerank
Context Window32,768 tokens
Max Output Tokens32,768 tokens
ParametersNot available
Release DateDec 11, 2025
Training CutoffNot available
Licenseproprietary
Open SourceNo
Input Modalities
Text
Output Modalities
Text
Capabilities
Resources & Links
proprietary, Proprietary - API access only
Related Tools
Data sourced from official provider APIs and documentation
Last updated: Jun 23, 2026
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