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Skillintermediate

Jina AI

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Claude Code Knowledge Pack7/10/2026

Overview

Jina AI

https://jina.ai/embeddings/

Supported endpoints:

  • /embeddings
  • /rerank

API Key

# env variable
os.environ['JINA_AI_API_KEY']

Sample Usage - Embedding

from litellm import embedding

os.environ['JINA_AI_API_KEY'] = ""
response = embedding(
    model="jina_ai/jina-embeddings-v3",
    input=["good morning from litellm"],
)
print(response)
  1. Add to config.yaml
model_list:
  - model_name: embedding-model
    litellm_params:
      model: jina_ai/jina-embeddings-v3
      api_key: os.environ/JINA_AI_API_KEY
  1. Start proxy
litellm --config /path/to/config.yaml

# RUNNING on http://0.0.0.0:4000/
  1. Test it!
curl -L -X POST 'http://0.0.0.0:4000/embeddings' \\
-H 'Authorization: Bearer sk-1234' \\
-H 'Content-Type: application/json' \\
-d '{"input": ["hello world"], "model": "embedding-model"}'

Sample Usage - Rerank

from litellm import rerank

os.environ["JINA_AI_API_KEY"] = "sk-..."

query = "What is the capital of the United States?"
documents = [
    "Carson City is the capital city of the American state of Nevada.",
    "The Commonwealth of the Northern Mariana Islands is a group of islands in the Pacific Ocean. Its capital is Saipan.",
    "Washington, D.C. is the capital of the United States.",
    "Capital punishment has existed in the United States since before it was a country.",
]

response = rerank(
    model="jina_ai/jina-reranker-v2-base-multilingual",
    query=query,
    documents=documents,
    top_n=3,
)
print(response)
  1. Add to config.yaml
model_list:
  - model_name: rerank-model
    litellm_params:
      model: jina_ai/jina-reranker-v2-base-multilingual
      api_key: os.environ/JINA_AI_API_KEY
  1. Start proxy
litellm --config /path/to/config.yaml
  1. Test it!
curl -L -X POST 'http://0.0.0.0:4000/rerank' \\
-H 'Authorization: Bearer sk-1234' \\
-H 'Content-Type: application/json' \\
-d '{
    "model": "rerank-model",
    "query": "What is the capital of the United States?",
    "documents": [
        "Carson City is the capital city of the American state of Nevada.",
        "The Commonwealth of the Northern Mariana Islands is a group of islands in the Pacific Ocean. Its capital is Saipan.",
        "Washington, D.C. is the capital of the United States.",
        "Capital punishment has existed in the United States since before it was a country."
    ],
    "top_n": 3
}'

Supported Models

All models listed here https://jina.ai/embeddings/ are supported

Supported Optional Rerank Parameters

All cohere rerank parameters are supported.

Supported Optional Embeddings Parameters

dimensions

Provider-specific parameters

Pass any jina ai specific parameters as a keyword argument to the embedding or rerank function, e.g.

response = embedding(
    model="jina_ai/jina-embeddings-v3",
    input=["good morning from litellm"],
    dimensions=1536,
    my_custom_param="my_custom_value", # any other jina ai specific parameters
)
curl -L -X POST 'http://0.0.0.0:4000/embeddings' \\
-H 'Authorization: Bearer sk-1234' \\
-H 'Content-Type: application/json' \\
-d '{"input": ["good morning from litellm"], "model": "jina_ai/jina-embeddings-v3", "dimensions": 1536, "my_custom_param": "my_custom_value"}'