Title: Jina AI - Your Search Foundation, Supercharged. URL Source: https://jina.ai/ Markdown Content: Jina AI - Your Search Foundation, Supercharged. =============== [_![Image 1](https://jina.ai/Jina%20-%20Dark.svg)_](https://jina.ai/) _search_[_notifications_ News](https://jina.ai/news)Products _![Image 2](https://jina.ai/J.svg)_Company Your Search Foundation Supercharged. ==================================== _code_API * * * Models * * * [_handshake_Contact](https://jina.ai/contact-sales) Our Customers ![Image 3](https://jina.ai/assets/logo_accubits-DPoYPhco.png) ![Image 4](blob:https://jina.ai/dcbb223ec75d1d6d562ef6891afacf7d) ![Image 5](https://jina.ai/assets/logo_wiser-B3TibICa.png) ![Image 6](blob:https://jina.ai/64c0982e6e56151913e44f19a826749e) ![Image 7](blob:https://jina.ai/beb5f395114ab4e12256459ac3331a58) ![Image 8](https://jina.ai/assets/logo_fivetran-ECatBDP9.svg) ![Image 9](https://jina.ai/assets/logo-mongodb-C9BiLJ19.svg) ![Image 10](blob:https://jina.ai/f58e3375a45fb5ba181696d8fdd3450f) ![Image 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220](https://jina-ai-gmbh.ghost.io/content/images/2024/10/header-classifier.jpg) _star_ Featured Press release Jina Classifier API for High Performance Zero-Shot and Few-Shot Classification October 22, 2024 • 11 minutes read](https://jina.ai/news/jina-classifier-for-high-performance-zero-shot-and-few-shot-classification) [Press release Fact-Checking with New Grounding API in Jina Reader October 15, 2024 • 9 minutes read ![Image 221: Jina developer interface showing "Jina AI was founded in 2020" with controls labeled true and false, and web address on top.](https://jina-ai-gmbh.ghost.io/content/images/2024/10/grounding.png)](https://jina.ai/news/fact-checking-with-new-grounding-api-in-jina-reader) [Tech blog Bridging Language Gaps in Multilingual Embeddings via Contrastive Learning October 09, 2024 • 13 minutes read ![Image 222: Neon green squares form intricate patterns on a black digital background, creating a dynamic, abstract 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[![Image 223](https://jina.ai/assets/6-wqbIAhG3.svg) ![Image 224](https://jina.ai/assets/embedding-DzEuY8_E.svg) ### Embeddings World-class multimodal multilingual embeddings for search/RAG/agents. Get started_arrow\_forward_](https://jina.ai/embeddings)[![Image 225](https://jina.ai/assets/7-CB63iH_a.svg) ![Image 226](https://jina.ai/assets/reranker-DudpN0Ck.svg) ### Reranker World-class neural retriever for maximizing search relevancy. Get started_arrow\_forward_](https://jina.ai/reranker)[![Image 227](https://jina.ai/assets/8-DlFbPdOJ.svg) ![Image 228](https://jina.ai/assets/reader-D06QTWF1.svg) ### Reader Get LLM-friendly input from a URL or a web search, by simply adding `r.jina.ai` in front. Get started_arrow\_forward_](https://jina.ai/reader)[![Image 229](https://jina.ai/assets/classify-illu-Dzh6fXwx.svg) ![Image 230](blob:https://jina.ai/47430e9cbced04c539a17eb39573e3a9) ### Classifier High performance classifier for image and text classification. Get started_arrow\_forward_](https://jina.ai/classifier)[![Image 231](https://jina.ai/assets/tokenizer-illu-DssTo76u.svg) ![Image 232](blob:https://jina.ai/d9cb1deb4878909b05c9cd0f15af4aac) ### Segmenter Segment long text into chunks and do tokenization. Get started_arrow\_forward_](https://jina.ai/segmenter) Start instantly—no credit card or registration needed! _verified\_user_ We are SOC 2 Type 1 compliant with the American Institute of Certified Public Accountants (AICPA). [_open\_in\_new_](https://jina.ai/legal#security) _smart\_display_How to get my API key? _zoom\_out\_map_ _key_ API Key & Billing _![Image 233](https://jina.ai/assets/embedding-active-DoJif8e5.svg)_ Embeddings _![Image 234](https://jina.ai/assets/reranker-DudpN0Ck.svg)_ Reranker _![Image 235](https://jina.ai/assets/reader-D06QTWF1.svg)_ Reader _![Image 236](blob:https://jina.ai/47430e9cbced04c539a17eb39573e3a9)_ Classifier _![Image 237](blob:https://jina.ai/d9cb1deb4878909b05c9cd0f15af4aac)_ Segmenter _hub_ Integrate * * * [_home_](https://jina.ai/embeddings) Auto preview [_forum_Raise issue](https://huggingface.co/jinaai/undefined/discussions) On-prem [_help\_outline_FAQ](https://jina.ai/embeddings#faq) [](https://api.jina.ai/redoc#tag/embeddings)[Status](https://status.jina.ai/) * * * _![Image 238](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ Select embeddings L2 normalization Scales the embedding so its Euclidean (L2) norm becomes 1, preserving direction. Useful when downstream involves dot-product, classification, visualization. Returning data type Besides the float, you can ask it to return as binary for faster vector retrieval, or as base64 encoding for faster transmission. Default (as float) * * * Example inputs Change them and see how the response changes! 1 _text\_fields_ 2 _text\_fields_ 3 _text\_fields_ 4 _text\_fields_ 5 _text\_fields_ * * * _upload_ Request Bash Language _terminal_ ``` curl https://api.jina.ai/v1/embeddings \ -H "Content-Type: application/json" \ -H "Authorization: Bearer " \ -d '{ "model": "undefined", "normalized": true, "embedding_type": "float", "input": [ "Organic skincare for sensitive skin with aloe vera and chamomile: Imagine the soothing embrace of nature with our organic skincare range, crafted specifically for sensitive skin. Infused with the calming properties of aloe vera and chamomile, each product provides gentle nourishment and protection. Say goodbye to irritation and hello to a glowing, healthy complexion.", "Bio-Hautpflege für empfindliche Haut mit Aloe Vera und Kamille: Erleben Sie die wohltuende Wirkung unserer Bio-Hautpflege, speziell für empfindliche Haut entwickelt. Mit den beruhigenden Eigenschaften von Aloe Vera und Kamille pflegen und schützen unsere Produkte Ihre Haut auf natürliche Weise. Verabschieden Sie sich von Hautirritationen und genießen Sie einen strahlenden Teint.", "Cuidado de la piel orgánico para piel sensible con aloe vera y manzanilla: Descubre el poder de la naturaleza con nuestra línea de cuidado de la piel orgánico, diseñada especialmente para pieles sensibles. Enriquecidos con aloe vera y manzanilla, estos productos ofrecen una hidratación y protección suave. Despídete de las irritaciones y saluda a una piel radiante y saludable.", "针对敏感肌专门设计的天然有机护肤产品：体验由芦荟和洋甘菊提取物带来的自然呵护。我们的护肤产品特别为敏感肌设计，温和滋润，保护您的肌肤不受刺激。让您的肌肤告别不适，迎来健康光彩。", "新しいメイクのトレンドは鮮やかな色と革新的な技術に焦点を当てています: 今シーズンのメイクアップトレンドは、大胆な色彩と革新的な技術に注目しています。ネオンアイライナーからホログラフィックハイライターまで、クリエイティビティを解き放ち、毎回ユニークなルックを演出しましょう。" ]}' ``` * * * _send_Get response * * * _key_ API key _content\_copy_ * * * Available tokens 0 _sync_ This is your unique key. Store it securely! ![Image 239](https://jina.ai/assets/style-3-BJBw7XNm.svg) Our Publications Understand how our frontier search models were trained from scratch, check out our latest publications. Meet our team at EMNLP, SIGIR, ICLR, NeurIPS, and ICML! [_school_Read more](https://jina.ai/news#academic_research) [![Image 240](https://jina.ai/assets/paper-8-Dej1pELH.png) _![Image 241](https://jina.ai/arxiv_logo.svg)_ arXiv September 18, 2024 jina-embeddings-v3: Multilingual Embeddings With Task LoRA](https://arxiv.org/abs/2409.10173)[![Image 242](https://jina.ai/assets/paper-7-CEHkaOhr.png) _![Image 243](https://jina.ai/arxiv_logo.svg)_ arXiv September 07, 2024 Late Chunking: Contextual Chunk Embeddings Using Long-Context Embedding Models](https://arxiv.org/abs/2409.04701)[![Image 244](https://jina.ai/assets/paper-6-DFggRUH_.png) _![Image 245](https://jina.ai/arxiv_logo.svg)_ arXiv August 30, 2024 Jina-ColBERT-v2: A General-Purpose Multilingual Late Interaction Retriever](https://arxiv.org/abs/2408.16672)[![Image 246](https://jina.ai/assets/paper_5-9fAb8aKn.png) _![Image 247](https://jina.ai/arxiv_logo.svg)_ arXiv June 21, 2024 Leveraging Passage Embeddings for Efficient Listwise Reranking with Large Language Models](https://arxiv.org/abs/2406.14848)[![Image 248](https://jina.ai/assets/paper_4-9CY2yaP0.png) ICML 2024 May 30, 2024 Jina CLIP: Your CLIP Model Is Also Your Text Retriever](https://arxiv.org/abs/2405.20204)[![Image 249](https://jina.ai/assets/paper_3-CaeXIy5O.png) _![Image 250](https://jina.ai/arxiv_logo.svg)_ arXiv February 26, 2024 Multi-Task Contrastive Learning for 8192-Token Bilingual Text Embeddings](https://arxiv.org/abs/2402.17016)[![Image 251](https://jina.ai/assets/paper_1-BH6f05Wp.png) _![Image 252](https://jina.ai/arxiv_logo.svg)_ arXiv October 30, 2023 Jina Embeddings 2: 8192-Token General-Purpose Text Embeddings for Long Documents](https://arxiv.org/abs/2310.19923)[![Image 253](https://jina.ai/assets/paper_2-Dz0iDvcJ.png) EMNLP 2023 July 20, 2023 Jina Embeddings: A Novel Set of High-Performance Sentence Embedding Models](https://arxiv.org/abs/2307.11224) 8 publications in total. [Our Search Foundation Models](https://jina.ai/#models) ------------------------------------------------------- Over the years, we’ve continued to push the boundaries of search. Below are the models we’ve released—hover or click each one to see more details. _search_ Filter by model name 2023Q2 2023Q4 2024Q1 2024Q2 2024Q3 _calendar\_month_ 2023-06-17 `jina-embedding-b-en-v1` _notes_ 512 110M 🇺🇸 _![Image 254](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ _calendar\_month_ 2023-10-28 `jina-embeddings-v2-base-en` _notes_ 8192 768 137M 🇺🇸 _![Image 255](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ _calendar\_month_ 2024-01-09 `jina-embeddings-v2-base-zh` _notes_ 8192 768 161M 🇨🇳🇺🇸 _![Image 256](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ _calendar\_month_ 2024-01-15 `jina-embeddings-v2-base-de` _notes_ 8192 768 161M 🇩🇪🇺🇸 _![Image 257](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ _calendar\_month_ 2024-02-05 `jina-embeddings-v2-base-code` _notes_ 8192 768 137M 🇺🇸 _![Image 258](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ _calendar\_month_ 2024-02-14 `jina-embeddings-v2-base-es` _notes_ 8192 768 161M 🇪🇸🇺🇸 _![Image 259](https://jina.ai/assets/reranker-DudpN0Ck.svg)_ _calendar\_month_ 2024-02-17 `jina-colbert-v1-en` _grid\_4x4_ Multi-vector _notes_ 8192 137M 🇺🇸 _![Image 260](https://jina.ai/assets/reranker-DudpN0Ck.svg)_ _calendar\_month_ 2024-02-29 `jina-reranker-v1-base-en` _notes_ 8192 137M 🇺🇸 _![Image 261](https://jina.ai/assets/reranker-DudpN0Ck.svg)_ _calendar\_month_ 2024-04-18 `jina-reranker-v1-turbo-en` _notes_ 8192 38M 🇺🇸 _![Image 262](https://jina.ai/assets/reranker-DudpN0Ck.svg)_ _calendar\_month_ 2024-04-18 `jina-reranker-v1-tiny-en` _notes_ 8192 33M 🇺🇸 _![Image 263](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ _calendar\_month_ 2024-06-05 `jina-clip-v1` _mms_ Multimodal _notes_ 8192 768 223M 🇺🇸 _![Image 264](https://jina.ai/assets/reranker-DudpN0Ck.svg)_ _calendar\_month_ 2024-06-20 `jina-reranker-v2-base-multilingual` _notes_ 8192 278M 🌍 _![Image 265](https://jina.ai/assets/reader-D06QTWF1.svg)_ _calendar\_month_ 2024-08-11 `reader-lm-0.5b` _notes_ 256K 494M 🌍 _![Image 266](https://jina.ai/assets/reader-D06QTWF1.svg)_ _calendar\_month_ 2024-08-11 `reader-lm-1.5b` _notes_ 256K 1.54B 🌍 _![Image 267](https://jina.ai/assets/reranker-DudpN0Ck.svg)_ _calendar\_month_ 2024-08-12 `jina-colbert-v2` _grid\_4x4_ Multi-vector _notes_ 8192 560M 🌍 _![Image 268](https://jina.ai/assets/embedding-DzEuY8_E.svg)_ _calendar\_month_ 2024-09-18 `jina-embeddings-v3` _notes_ 8192 1024 570M 🌍 Press enter or space to select a node. You can then use the arrow keys to move the node around. You can then use the arrow keys to move the node around, press delete to remove it and press escape to cancel. Press enter or space to select an edge. You can then press delete to remove it or press escape to cancel. ![Image 269](https://jina.ai/assets/style-12-CCi3P51J.svg) [For Power Users](https://jina.ai/#power-users) ----------------------------------------------- Auto prompt engineering for your daily productivity. [_![Image 270](https://jina.ai/PromptPerfect-dark.svg)_Get started with PromptPerfect](https://promptperfect.jina.ai/) [For Developers](https://jina.ai/#developers) --------------------------------------------- Over the years, we've developed a variety of open-source software to help developers build better GenAI and search applications faster. ![Image 271](https://jina.ai/assets/pattern-developers-DbqNZCU0.svg) Data Structure Linux Foundation Core _school_ Graduated Orchestration Cloud Native Kubernetes Embedding Serving Model Serving Mid Size Model _science_ Incubating Embedding Tuning Small Size Model Prompt Serving _egg_ Sandbox Vector Database _archive_ Archived Prompt Tuning Large Size Model Build multimodal AI applications on the cloud _open\_in\_new_ ![Image 272](blob:https://jina.ai/21a1fff69e73662ad4a58902997915cf) Jina The data structure for multimodal data _open\_in\_new_ ![Image 273](blob:https://jina.ai/2947c2f89da5a3065f7e35f8c8ef7a91) DocArray Langchain apps on production with Jina & FastAPI _open\_in\_new_ ![Image 274](https://jina.ai/assets/langchain-serve-PrXRgDS5.svg) LangChain-Serve A Python vector database you just need - no more, no less _open\_in\_new_ ![Image 275](https://jina.ai/assets/VectorDB-Pg2QQWvj.svg) VectorDB An open-source cloud-native of large multimodal models serving framework _open\_in\_new_ ![Image 276](blob:https://jina.ai/0866ebc36ec5990c5f2edba8e1c30434) RunGPT Fine-tune embeddings on domain specific data for better search quality _open\_in\_new_ ![Image 277](https://jina.ai/assets/finetuner-BauOJxYq.svg) Finetuner A human-in-the-Loop workflow for creating HD images from text _open\_in\_new_ ![Image 278](blob:https://jina.ai/d13eb2774e298072ba873e24cee78c1f) DALL-E Flow Create compelling Disco Diffusion artworks in one line of code _open\_in\_new_ ![Image 279](blob:https://jina.ai/d1812829eb9b39f9c54a1a6c983d6c34) DiscoArt Embed images and sentences into fixed-length vectors with CLIP _open\_in\_new_ ![Image 280](blob:https://jina.ai/6b83b8abfe8a240fff947db2ac3fb8b9) CLIP-as-service Deploy a local project as a cloud service. Radically easy, no nasty surprises. _open\_in\_new_ ![Image 281](blob:https://jina.ai/79b4a191535e89a579e4ace6e5cec013) JCloud Agent techniques to augment your LLM and push it beyond its limits _open\_in\_new_ ![Image 282](blob:https://jina.ai/83cb698ecfbd97975a9c8374f968c1f9) ThinkGPT Your virtual development team _open\_in\_new_ ![Image 283](blob:https://jina.ai/8c7088fb7b1f7e9126205afbd99b1d17) DevGPT An experimental finetuner for open-source LLMs _open\_in\_new_ ![Image 284](https://jina.ai/assets/jerboa-15EqmACF.svg) Jerboa Offices _location\_on_ Berlin, Germany (HQ) Prinzessinnenstraße 19-20, 10969 Berlin, Germany _location\_on_ Beijing, China Level 5, Building 6, No.48 Haidian West St. Beijing Haidian, China _location\_on_ Shenzhen, China 402, Floor 4, Fu'an Technology Building, Shenzhen Nanshan, China Search Foundation [Embeddings](https://jina.ai/embeddings)[Reranker](https://jina.ai/reranker)[Reader](https://jina.ai/reader)[Classifier](https://jina.ai/classifier)[Segmenter](https://jina.ai/segmenter) Get Jina AI API key [Rate Limit](https://jina.ai/contact-sales#rate-limit)[API Status](https://status.jina.ai/) Company [About us](https://jina.ai/about-us)[Contact sales](https://jina.ai/contact-sales)[Newsroom](https://jina.ai/news)[Intern program](https://jina.ai/internship)[Join us _open\_in\_new_](https://career.jina.ai/)[Download logo _open\_in\_new_](https://jina.ai/logo-Jina-1024.zip) Terms [Security](https://jina.ai/legal/#security)[Terms & Conditions](https://jina.ai/legal/#terms-and-conditions)[Privacy](https://jina.ai/legal/#privacy-policy)[Manage Cookies](javascript:UC_UI.showSecondLayer();) ![Image 285](https://jina.ai/21972-312_SOC_NonCPA_Blk.svg) [](https://x.com/jinaAI_)[](https://discord.jina.ai/)[](https://github.com/jina-ai)[_![Image 286](https://jina.ai/huggingface_logo.svg)_](https://huggingface.co/jinaai) [](https://www.linkedin.com/company/jinaai/)[_email_](mailto:support@jina.ai) _language_ English Jina AI GmbH © 2020-2024.