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Jina Search Foundation Models

About this model or application

Jina v5 text and omni produce retrieval embeddings; reranker v3.5 ranks document lists. Open weights use CC-BY-NC-4.0 while hosted access follows separate service terms.

Family & other versions3 sources

Background for the family or other versions. These sources are counted separately from evidence for this release.

Model cards & docsOfficial
jina-embeddings-v5-omni-small official documentation

Family & other versions

Official model specifications and deployment information.

Jina AI · Original checked · Oct 6, 2026

Evidence & scope

Original checked · Oct 6, 2026

Read original
Model cards & docsOfficial
jina-embeddings-v5-text-small official documentation

Family & other versions

Official model specifications and deployment information.

Jina AI · Original checked · Oct 6, 2026

Evidence & scope

Original checked · Oct 6, 2026

Read original
Model cards & docsOfficial
jina-reranker-v3.5 official documentation

Family & other versions

Official model specifications and deployment information.

Jina AI · Original checked · Oct 6, 2026

Evidence & scope

Original checked · Oct 6, 2026

Read original
Model family catalog3

Current models

Official catalog
  • jina-embeddings-v5-omni-smallRestricted32.768K ContextOpen weightsCloud
    Model ID
    jinaai/jina-embeddings-v5-omni-small
    Released
    Not stated
    Availability
    Restricted
    Input
    Text · Image · Video · Audio
    Output
    Embedding
    Context
    32,768 tokens
    Parameters
    1.74B
    Deployment / access
    Open weights · Local · Cloud
    Weights
    Open weights

    Open weights are CC-BY-NC-4.0 (noncommercial). Hosted inference/commercial licensing has separate terms.

    Official evidence
  • jina-embeddings-v5-text-smallRestricted32.768K ContextOpen weightsAPI
    Model ID
    jinaai/jina-embeddings-v5-text-small
    Released
    2026-02-18
    Availability
    Restricted
    Input
    Text
    Output
    Embedding
    Context
    32,768 tokens
    Parameters
    0.677B
    Deployment / access
    Open weights · Local · API
    Weights
    Open weights
    Capabilities
    Multilingual

    Open weights are CC-BY-NC-4.0 (noncommercial). Hosted inference/commercial licensing has separate terms.

    Official evidence
  • jina-reranker-v3.5Restricted131K ContextOpen weights
    Model ID
    jinaai/jina-reranker-v3.5
    Released
    Not stated
    Availability
    Restricted
    Input
    Text
    Output
    Scores
    Context
    131,000 tokens
    Parameters
    0.6B
    Deployment / access
    Open weights · Local
    Weights
    Open weights
    Capabilities
    Multilingual

    Open weights are CC-BY-NC-4.0 (noncommercial). Hosted inference/commercial licensing has separate terms.

    Official evidence
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