rerank-2.5-lite
Model Information
| Slug | rerank-2-5-lite |
|---|---|
| LLMs.txt | View |
| Release Date | July 27, 2026 New |
Organization
| Name | VoyageAI by MongoDB |
|---|
Model Description
rerank-2.5-lite is a reranker optimized for both latency and quality, delivering a 7.16% improvement in retrieval accuracy over Cohere Rerank v3.5 across 93 datasets. It also outperformed Cohere Rerank v3.5 by 10.36% on the Massive Instructed Retrieval Benchmark (MAIR). The model supports a combined context length of 32K tokens per query–document pair, including up to 8K tokens for the query, enabling more accurate retrieval over longer documents. Additionally, rerank-2.5-lite supports instruction following, allowing users to guide relevance scoring through natural language prompts. Learn more about rerank-2.5-lite here: [blog.voyageai.com/2025/08/11/rerank-2-5](https://blog.voyageai.com/2025/08/11/rerank-2-5)
Available at 2 Providers
| Provider | Type | Model Name | Original Model | Input ($/1M) | Output ($/1M) | Free | Actions | |
|---|---|---|---|---|---|---|---|---|
|
OpenRouter |
Chat
Code
|
rerank-2.5-lite
|
voyageai/rerank-2.5-lite
|
$0.00 | $0.00 | ||
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Vercel AI Gateway |
Voyage Rerank 2.5 Lite
|
voyage/rerank-2.5-lite
|
$0.02 | - |