Question 1

What is rerank-2.5-lite?

Accepted Answer

Rerank 2.5 Lite is an instruction-following text reranker from Voyage AI by MongoDB, balancing ranking quality with lower latency. It is suited for high-throughput retrieval pipelines and accepts natural-language guidance for relevance scoring, including queries up to 8,000 tokens.

Question 2

What is the context length of rerank-2.5-lite?

Accepted Answer

rerank-2.5-lite has a 32,000 token context window.

Question 3

How much does rerank-2.5-lite cost?

Accepted Answer

rerank-2.5-lite is free to use through OpenRouter.

Question 4

What providers serve rerank-2.5-lite, and can I use it via API?

Accepted Answer

rerank-2.5-lite is available through the OpenRouter API from 1 provider.

Question 5

What modalities does rerank-2.5-lite support?

Accepted Answer

rerank-2.5-lite accepts text input and produces rerank output.

Question 6

When was rerank-2.5-lite released?

Accepted Answer

rerank-2.5-lite was released on 2026-07-27.

Question 7

Is rerank-2.5-lite free?

Accepted Answer

Yes. The selected rerank-2.5-lite variant has zero input and output token pricing.

VoyageAI by MongoDB: rerank-2.5-lite

voyageai/rerank-2.5-lite

VoyageAI by MongoDB: rerank-2.5-lite

voyageai/rerank-2.5-lite

Frequently asked questions

Frequently asked questions