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Jina AI is a search-AI company founded in 2020 by Han Xiao and headquartered in Berlin, Germany. It builds open-source multimodal and multilingual embedding, reranking and small language models, plus retrieval infrastructure used by developers and enterprises for search and retrieval-augmented generation. Elastic completed its acquisition of Jina AI in October 2025, with Han Xiao joining Elastic as Vice President of AI while the team continued publishing models on Hugging Face and releasing academic research.

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