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Run AI models on your own computer

Short answer: start with Ollama, LM Studio, OpenRouter. Private, offline, no per-token bill, if your hardware has the memory.

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New to this? Start with the 5-step fix: Complete beginner? Where to start with AI this week

Which tools are best to run AI models on your own computer?

Ollama

One command to download and run open models locally.

Free

LM Studio

Desktop app with a GUI for local models (Mac, Windows, Linux).

Free

OpenRouter

Not local: one API key for hundreds of hosted models, handy for comparing.

Pay per use

Listing order is editorial, not paid. Pricing notes are a guide; check each vendor's site.