---
title: "Discussion on \"Your LLM Doesn't Need to Know About All 47 Tools\" | Hashnode"
description: "Discussion on \"Your LLM Doesn't Need to Know About All 47 Tools\". From 40 tools to 6, without touching a single LLM call"
url: "https://hashnode.com/posts/faiss-tool-retrieval-for-mcp/6a47ec4e2e737d4ddaec4d29"
---

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# [Your LLM Doesn't Need to Know About All 47 Tools](https://tanisha-soni.hashnode.dev/faiss-tool-retrieval-for-mcp?utm_source=hashnode&utm_medium=feed)

From 40 tools to 6, without touching a single LLM call

Jul 3 · 7 min read · tanisha-soni.hashnode.dev  
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-   [#ai-tools](https://hashnode.com/tag/ai-tools)
-   [#context](https://hashnode.com/tag/context)
-   [#embedding](https://hashnode.com/tag/embedding)
-   [#model-context-protocol](https://hashnode.com/tag/model-context-protocol)
-   [#sentence-transformer](https://hashnode.com/tag/sentence-transformer)
-   [#langchain](https://hashnode.com/tag/langchain)
-   [#vector-search](https://hashnode.com/tag/vector-search)

## Written by

[Tanisha Soni](https://hashnode.com/@tanisha-soni)

@tanisha-soni · Mumbai, India

  
[View profile](https://hashnode.com/@tanisha-soni)

AI/Backend Engineer building agentic systems with LangChain & MCP

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