mxbai-rerank-base-v2 is an open-source reranking model developed by mixedbread-ai. It evaluates the semantic relevance between a query and a document, outputting a binary judgment (relevant or not). The model is designed for use in retrieval-augmented generation and search pipelines.
Mxbai Rerank Base sits in PulseGate's Foundation models & chat category. It focuses on improving search results by accurately reranking documents according to their relevance to a query. Mxbai Rerank Base is an open-source project aimed at developers. The project is open source (Open Source). It runs on the web, the command line, and API.
mixedbread-ai builds and maintains Mxbai Rerank Base, and the product first shipped in 2025. Among its 3 catalogued features are Document Reranking, Relevance Scoring, and Binary Judgment.
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