Dumping 200+ Pages Into Gemini Beats RAG? Devs Rethink Vector Databases

re1no1 · reddit · 2026-10-09

A Reddit poster reports that Gemini's long context window makes it viable to dump 200+ pages of documentation or raw code straight into the prompt with surprisingly strong results, questioning whether RAG pipelines with vector databases and chunking are still worth it. The thread asks where the brute-force approach starts to fail and whether the community has fully ditched retrieval-augmented setups.

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