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Best reranking model API

3 models · updated 2026-06-29

The verdict

Voyage AI rerank-2.5 leads — 2 of 3 models rank Voyage AI rerank-2.5 the top startup.

Not unanimous: Gemini picks Voyage Rerank.

Combined ranking

  1. 1
    Voyage AI rerank-2.5—8 pts
    GPT #2Claude #2Gemini —· Excellent long-context reranking with high quality and clean APIs.
  2. 2
    Voyage Rerank—4 pts
    GPT —Claude —Gemini #2· Highly precise cross-encoders tailored for domain-specific and technical search.
  3. 3
    Jina AI Reranker v3—3 pts
    GPT #3Claude —Gemini —· Strong open multilingual listwise reranker with huge context.
  4. 4
    Jina Reranker—3 pts
    GPT —Claude —Gemini #3· Developer-friendly API optimized for agentic RAG, code, and structured data search.
  5. 5
    Jina Reranker v2—3 pts
    GPT —Claude #3Gemini —· Strong multilingual and code reranking with fast, low-cost inference.
  6. 6
    Mixedbread AI Rerank—2 pts
    GPT #5Claude —Gemini #5· Cost-effective reranking with strong open-model performance.
  7. 7
    Mixedbread mxbai-rerank-v2—2 pts
    GPT —Claude #4Gemini —· Excellent open-weight rerankers served via a simple, affordable API.
  8. 8
    ZeroEntropy Zerank—2 pts
    GPT —Claude —Gemini #4· State-of-the-art API utilizing Elo-based calibration for high-precision query matching.

Not ranked (incumbents): Cohere Rerank, Cohere Rerank 3.5, Cohere Rerank v4.0-pro, Pinecone Rerank

By model

ChatGPT

  1. 1.Cohere Rerank v4.0-pro
  2. 2.Voyage AI rerank-2.5
  3. 3.Jina AI Reranker v3
  4. 4.Pinecone Rerank
  5. 5.Mixedbread AI Rerank

Claude

  1. 1.Cohere Rerank 3.5
  2. 2.Voyage AI rerank-2.5
  3. 3.Jina Reranker v2
  4. 4.Mixedbread mxbai-rerank-v2
  5. 5.Pinecone Rerank

Gemini

  1. 1.Cohere Rerank
  2. 2.Voyage Rerank
  3. 3.Jina Reranker
  4. 4.ZeroEntropy Zerank
  5. 5.Mixedbread AI Rerank

Tracked by ModelsAgree · rank 1 = 5 pts … rank 5 = 1 pt · re-polled continuously