Jina AIJina Reranker

Jina Reranker v3.5

Jina Reranker v3.5 is a 0.6-billion-parameter multilingual model that scores several candidate documents together. It retains v3's request interface while targeting legal, medical and structured-data retrieval.

How the model works

Its Qwen3-based design interleaves sliding-window attention with global attention. The final global layer supports Jina's last-but-not-late method: query and documents interact in one context before relevance scoring. A small projection network produces the scoring representation. The documented context is approximately 131K tokens.Jina Reranker v3.5 model details

Use and access

The API accepts the same request schema as v3 with a changed model identifier. Downloadable versions include full weights, GGUF and MLX distributions; they are packaging choices for the same release. Jina reports domain and efficiency gains under its stated evaluation protocol, not a guarantee for every collection. Local commercial use requires terms beyond the CC BY-NC 4.0 weight license.Jina Reranker v3.5 model detailsJina Reranker v3.5 technical overview

Specifications & access

Jina Reranker v3.5 specifications
DetailValue and conditions
Launch date
AccessAPI, Downloadable
Model identifiersjina-reranker-v3.5jinaai/jina-reranker-v3.5jina-reranker-v3.5-GGUFjina-reranker-v3.5-mlx
Context window131,072 tokens

131K-class combined query and candidate context; the model configuration uses 131,072 tokens.

Jina Reranker v3.5 model details
ParametersApproximately 0.6 billionJina Reranker v3.5 model details
Weight licenseCC BY-NC 4.0Jina Reranker v3.5 model details
Base modelQwen3-0.6BJina Reranker v3.5 model details

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