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RerankingApache-2.0Earlier generation

jina-reranker-v1-base-en

A first-generation English reranker suitable as a search-relevance baseline.

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Released
2024-02-29
Parameters
137M
Context length
8K tokens
Output dimensions
Not published
Inputs
text
Languages
en
Outputs
ranking
Availability
api · huggingface · aws · azure · airgapped

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This model produces text or relevance rankings. A scalar embedding dimension does not describe its primary output.

reranker

Model weights and hosted API access

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The catalog marks these model assets as Apache-2.0. Check the official repository for the license, notices, and any third-party dependencies before redistribution.

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Catalog checked on September 7, 2026. This is an independently prepared Chatsax guide to Jina models.