# What Is LLM Inference? How AI Models Generate Responses

**Published:** October 22, 2026
**Author:** IBM Technology
**Source:** YouTube — IBM Technology AI
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/what-is-llm-inference-how-ai-models-generate-responses

Training a Frontier model can cost hundreds of millions of dollars and take months. But once that model is produced, it's just a huge set of numbers sitting idly in memory. A model doesn't know how to do anything on its own. So what's going on behind the scenes to bring that…

> From the original source: **YouTube — IBM Technology AI**
> [Read full article at YouTube — IBM Technology AI](https://www.youtube.com/watch?v=615-yWyS1n0)

**Tags:** #YouTube

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