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A RAG agent over 500 sci-fi movies in ~60 lines of TypeScript

This story is from 2026-08-28. It is preserved in the archive; the latest stories are on the live feed.

Elastic recently added native Elasticsearch vector store support to Mastra, and they put together a reference RAG agent on top of a corpus of 500 sci-fi movies . So we ran an experiment on how it'd work out. The agent itself is pretty small. It has: 1 agent 1 vector retrieval tool 1 memory store ~6…

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  1. 2026-08-28 04:39 · r/AI_Agents
    A RAG agent over 500 sci-fi movies in ~60 lines of TypeScript

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