---
title: "Discussion on \"My LLM Router Spent 8x More and Matched the Cheap Model Exactly\" | Hashnode"
description: "Discussion on \"My LLM Router Spent 8x More and Matched the Cheap Model Exactly\". Two opposite effects from one confidence prompt canceled out, and only checking the math caught it."
url: "https://hashnode.com/posts/my-llm-router-spent-8x-more-and-matched-the-cheap-model-exactly/6ad8b2943242cf8246919e35"
---

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# [My LLM Router Spent 8x More and Matched the Cheap Model Exactly](https://priyanshsinghal.hashnode.dev/my-llm-router-spent-8x-more-and-matched-the-cheap-model-exactly?utm_source=hashnode&utm_medium=feed)

Two opposite effects from one confidence prompt canceled out, and only checking the math caught it.

Oct 21 · 11 min read · priyanshsinghal.hashnode.dev  
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## Written by

[Priyansh Singhal](https://hashnode.com/@priyanshsinghal)

@priyanshsinghal · New Delhi, India

  
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Full-stack & AI engineer, writing about RAG, LLM agents, and GenAI.

Full-stack and AI engineer based in New Delhi, about three years into building production software with React, Node, and Python. Lately focused on GenAI: RAG pipelines, LLM agents, vector search. Writing about what I'm actually learning while building these systems.

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