---
title: "cohere-rerank-v4.0-fast - Model Details & Comparison"
description: "cohere-rerank-v4.0-fast from Azure: capabilities, context limits, pricing, and side-by-side comparisons with alternative models."
url: "https://www.getmaxim.ai/bifrost/model-library/compare/azure/cohere-rerank-v4.0-fast"
markdown: "https://www.getmaxim.ai/bifrost/model-library/compare/azure/cohere-rerank-v4.0-fast.md"
---

# cohere-rerank-v4.0-fast - Model Details & Comparison

> cohere-rerank-v4.0-fast from Azure: capabilities, context limits, pricing, and side-by-side comparisons with alternative models.

## Important Links

- [View MCP Gateway](https://www.getmaxim.ai/bifrost/resources/mcp-gateway.md)
- [Features](https://www.getmaxim.ai/bifrost/#features)
- [Enterprise](https://www.getmaxim.ai/bifrost/enterprise)
- [Pricing](https://www.getmaxim.ai/bifrost/pricing.md)
- [Docs](https://docs.getbifrost.ai)
- [GitHub](https://github.com/maximhq/bifrost)
- [Book a Demo](https://www.getmaxim.ai/bifrost/book-a-demo)

## About cohere-rerank-v4.0-fast

cohere-rerank-v4.0-fast is a rerank model from Azure. Its 33K-token context window is in the top 27% among rerank models.

## Specifications

- **Azure Provider.**
- **Rerank Mode.**
- **32,768 Max Input Tokens.**
- **32,768 Max Output Tokens.**
- **32,768 Max Tokens.**
- **$0.0000 / 1M tokens Input Price.**
- **$0.0000 / 1M tokens Output Price.**

## cohere-rerank-v4.0-fast Pricing Overview

cohere-rerank-v4.0-fast is a rerank model from Azure, its 33K-token context window places it in the top 27% of rerank models.

## Models to Compare

Alternatives to cohere-rerank-v4.0-fast with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| amazon.rerank-v1:0 | AWS Bedrock | $0.0000 | $0.0000 |
| cohere.rerank-v3-5:0 | AWS Bedrock | $0.0000 | $0.0000 |
| jina-reranker-v2-base-multilingual | Jina AI | $0.02 | $0.02 |
| rerank-english-v2.0 | Cohere | $0.0000 | $0.0000 |
| rerank-english-v3.0 | Cohere | $0.0000 | $0.0000 |

- [Compare amazon.rerank-v1:0](https://www.getmaxim.ai/bifrost/model-library/compare/bedrock/amazon.rerank-v1-0.md)
- [Compare cohere.rerank-v3-5:0](https://www.getmaxim.ai/bifrost/model-library/compare/bedrock/cohere.rerank-v3-5-0.md)
- [Compare jina-reranker-v2-base-multilingual](https://www.getmaxim.ai/bifrost/model-library/compare/jina_ai/jina-reranker-v2-base-multilingual.md)
- [Compare rerank-english-v2.0](https://www.getmaxim.ai/bifrost/model-library/compare/cohere/rerank-english-v2.0.md)
- [Compare rerank-english-v3.0](https://www.getmaxim.ai/bifrost/model-library/compare/cohere/rerank-english-v3.0.md)

## Related Resources

- [Calculate cohere-rerank-v4.0-fast costs](https://www.getmaxim.ai/bifrost/llm-cost-calculator/provider/azure/model/cohere-rerank-v4.0-fast.md)
- [Check Azure AI status](https://www.getmaxim.ai/bifrost/provider-status/azure.md)
- [All Azure pricing](https://www.getmaxim.ai/bifrost/llm-cost-calculator/provider/azure.md)

## FAQ

### Is cohere-rerank-v4.0-fast cheaper than amazon.rerank-v1:0?

No. cohere-rerank-v4.0-fast costs $0.0000 per 1M input tokens while amazon.rerank-v1:0 costs $0.0000 per 1M input tokens. However, cohere-rerank-v4.0-fast may offer different capabilities or performance characteristics that justify the price difference.

### What are the best alternatives to cohere-rerank-v4.0-fast?

The most comparable rerank models to cohere-rerank-v4.0-fast are: amazon.rerank-v1:0 from AWS Bedrock ($0.0000/1M input tokens); cohere.rerank-v3-5:0 from AWS Bedrock ($0.0000/1M input tokens); jina-reranker-v2-base-multilingual from Jina AI ($0.02/1M input tokens); rerank-english-v2.0 from Cohere ($0.0000/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.

### How large is cohere-rerank-v4.0-fast's context window?

cohere-rerank-v4.0-fast supports up to 32,768 input tokens, placing it in the top 27% of rerank models by context window size (rank 5 of 22). This makes it suitable for processing long documents, extensive code repositories, or maintaining detailed conversation histories.

### How do I check if Azure AI is down?

You can monitor Azure AI service health in real time on the Bifrost Azure AI Status page. It tracks current component status, active incidents, and historical reliability data pulled from the official status page every 60 seconds.

### How do I calculate cohere-rerank-v4.0-fast costs?

cohere-rerank-v4.0-fast is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $0.0000 and generating 1M output tokens costs $0.0000.

## Related Resources

- [Azure models](https://www.getmaxim.ai/bifrost/model-library/provider/azure.md)
- [Model library](https://www.getmaxim.ai/bifrost/model-library.md)
- [LLM cost calculator](https://www.getmaxim.ai/bifrost/llm-cost-calculator.md)
- [Docs: Bifrost docs](https://docs.getbifrost.ai)
- [GitHub: maximhq/bifrost](https://github.com/maximhq/bifrost)
- [Pricing: Bifrost pricing](https://www.getmaxim.ai/bifrost/pricing.md)
- [Enterprise: Bifrost enterprise](https://www.getmaxim.ai/bifrost/enterprise)
- [Book a Demo: Bifrost demo](https://www.getmaxim.ai/bifrost/book-a-demo)
- [Resources: Bifrost resources](https://www.getmaxim.ai/bifrost/resources.md)

---

*This is a markdown version of [https://www.getmaxim.ai/bifrost/model-library/compare/azure/cohere-rerank-v4.0-fast](https://www.getmaxim.ai/bifrost/model-library/compare/azure/cohere-rerank-v4.0-fast) for AI/LLM consumption.*