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Making UltraRAG retrieval cheaper with stable prompt prefixes

This story is from 2026-09-14. It is preserved in the archive; the latest stories are on the live feed.

OpenBMB/UltraRAG is a Python-based, Apache-2.0 low-code MCP framework for composing RAG pipelines. Its repository was active in September 2026, which matters more to me than a feature checklist: RAG stacks age quickly when their retrieval and model interfaces are hard-wired. When testing UltraRAG-s…

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  1. 2026-09-14 12:07 · DEV Community — AI
    Making UltraRAG retrieval cheaper with stable prompt prefixes

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