# LLM API Costs Dropped 94%: What to Fix in Your Architecture Now

> Source: <https://byteiota.com/llm-api-pricing-collapse-architecture-2026/>
> Published: 2026-07-21 11:16:26+00:00

GPT-4 launched in March 2023 at $60 per million output tokens. Today, Gemini 3.1 Flash costs $0.40 per million output. That is a 99.3% price reduction in three years. BenchLM.ai’s pricing index shows the average cost across frontier-class models has fallen 94.5% since April 2023. Most developers have absorbed this as a vague “things got cheaper” update. Very few have updated their architecture to match. The RAG Pipeline You Built in 2024 Might Be Dead Weight Retrieval-augmented generation existed, in large part, because stuffing data into context was expensive. At 2023 prices, loading a 500K-token corpus into every request was […]

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